Attachment 646029 Details for Bug 877191 – File: backtrace

File: backtrace

backtrace (text/plain), 821.95 KB, created by Mads Kiilerich on 2012-11-15 22:24:06 UTC

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Creator: Mads Kiilerich

Created: 2012-11-15 22:24:06 UTC

Size: 821.95 KB

patch

obsolete

>warning: core file may not match specified executable file.
>[New LWP 711]
>[New LWP 719]
>[New LWP 714]
>[New LWP 717]
>warning: "/usr/lib/debug/usr/lib/libcairo-gobject.so.2.11200.8.debug": separate debug info file has no debug info
>[Thread debugging using libthread_db enabled]
>Using host libthread_db library "/lib/libthread_db.so.1".
>warning: "/usr/lib/debug/usr/lib/libicudata.so.49.1.1.debug": separate debug info file has no debug info
>Core was generated by `/usr/libexec/gnome-settings-daemon'.
>Program terminated with signal 11, Segmentation fault.
>#0  0xb6dde94c in g_variant_serialised_check (serialised=...) at gvariant-serialiser.c:129
>129	{
>
>Thread 4 (Thread 0xb3a7eb40 (LWP 717)):
>#0  0xb77cf424 in __kernel_vsyscall ()
>No symbol table info available.
>#1  0xb6c7583b in poll () at ../sysdeps/unix/syscall-template.S:81
>No locals.
>#2  0xb6db032c in poll (__timeout=-1, __nfds=5, __fds=0xb31023d0) at /usr/include/bits/poll2.h:46
>No locals.
>#3  g_poll (fds=0xb31023d0, nfds=5, timeout=-1) at gpoll.c:132
>No locals.
>#4  0xb6da1490 in g_main_context_poll (n_fds=5, fds=0xb31023d0, timeout=<optimized out>, context=0xb3d066d0, priority=<optimized out>) at gmain.c:3584
>        poll_func = <optimized out>
>#5  g_main_context_iterate (context=0xb3d066d0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3285
>        max_priority = 2147483647
>        timeout = -1
>        some_ready = <optimized out>
>        nfds = 5
>        allocated_nfds = <optimized out>
>        fds = 0xb31023d0
>#6  0xb6da1973 in g_main_loop_run (loop=0xb3d06698) at gmain.c:3484
>        __PRETTY_FUNCTION__ = "g_main_loop_run"
>#7  0xb7156feb in gdbus_shared_thread_func (user_data=0xb3d066b8) at gdbusprivate.c:277
>        data = 0xb3d066b8
>#8  0xb6dc7614 in g_thread_proxy (data=0xb3d02b50) at gthread.c:797
>        thread = 0xb3d02b50
>#9  0xb6d46aff in start_thread (arg=0xb3a7eb40) at pthread_create.c:308
>        __res = <optimized out>
>        pd = 0xb3a7eb40
>        now = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {-1227526144, 0, 4001536, -1280843096, 46576962, -439311544}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = 0
>        pagesize_m1 = <optimized out>
>        sp = <optimized out>
>        freesize = <optimized out>
>#10 0xb6c7fd4e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:132
>No locals.
>
>Thread 3 (Thread 0xb4e49b40 (LWP 714)):
>#0  0xb77cf424 in __kernel_vsyscall ()
>No symbol table info available.
>#1  0xb6d4a534 in pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S:237
>No locals.
>#2  0xb6de3e41 in g_cond_wait_until (cond=cond@entry=0x9928da0, mutex=mutex@entry=0x9928d98, end_time=32816828) at gthread-posix.c:857
>        ts = {tv_sec = 32, tv_nsec = 816828000}
>        status = <optimized out>
>#3  0xb6d74861 in g_async_queue_pop_intern_unlocked (queue=queue@entry=0x9928d98, wait=wait@entry=1, end_time=32816828) at gasyncqueue.c:424
>        retval = <optimized out>
>        __PRETTY_FUNCTION__ = "g_async_queue_pop_intern_unlocked"
>#4  0xb6d750af in g_async_queue_timeout_pop (queue=0x9928d98, timeout=15000000) at gasyncqueue.c:545
>        end_time = <optimized out>
>        retval = <optimized out>
>#5  0xb6dc800f in g_thread_pool_wait_for_new_pool () at gthreadpool.c:169
>        pool = <optimized out>
>        local_max_idle_time = 15000
>        local_wakeup_thread_serial = <optimized out>
>        local_max_unused_threads = 2
>        last_wakeup_thread_serial = 0
>        have_relayed_thread_marker = 0
>#6  g_thread_pool_thread_proxy (data=0x9928f00) at gthreadpool.c:366
>        free_pool = <optimized out>
>        task = 0x3a98
>        pool = <optimized out>
>#7  0xb6dc7614 in g_thread_proxy (data=0x9903430) at gthread.c:797
>        thread = 0x9903430
>#8  0xb6d46aff in start_thread (arg=0xb4e49b40) at pthread_create.c:308
>        __res = <optimized out>
>        pd = 0xb4e49b40
>        now = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {-1227526144, 0, 4001536, -1260088664, -2077838004, -439311544}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = 0
>        pagesize_m1 = <optimized out>
>        sp = <optimized out>
>        freesize = <optimized out>
>#9  0xb6c7fd4e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:132
>No locals.
>
>Thread 2 (Thread 0xb30ffb40 (LWP 719)):
>#0  0xb77cf424 in __kernel_vsyscall ()
>No symbol table info available.
>#1  0xb6c7583b in poll () at ../sysdeps/unix/syscall-template.S:81
>No locals.
>#2  0xb6db032c in poll (__timeout=24997, __nfds=1, __fds=0xb2700c68) at /usr/include/bits/poll2.h:46
>No locals.
>#3  g_poll (fds=0xb2700c68, nfds=1, timeout=24997) at gpoll.c:132
>No locals.
>#4  0xb6da1490 in g_main_context_poll (n_fds=1, fds=0xb2700c68, timeout=<optimized out>, context=0x9935720, priority=<optimized out>) at gmain.c:3584
>        poll_func = <optimized out>
>#5  g_main_context_iterate (context=context@entry=0x9935720, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3285
>        max_priority = 2147483647
>        timeout = 24997
>        some_ready = <optimized out>
>        nfds = 1
>        allocated_nfds = <optimized out>
>        fds = 0xb2700c68
>#6  0xb6da15f2 in g_main_context_iteration (context=context@entry=0x9935720, may_block=may_block@entry=1) at gmain.c:3351
>        retval = <optimized out>
>#7  0xb3e2ca50 in dconf_gdbus_worker_thread (user_data=0x9935720) at dconf-gdbus-thread.c:81
>        context = 0x9935720
>#8  0xb6dc7614 in g_thread_proxy (data=0x9903630) at gthread.c:797
>        thread = 0x9903630
>#9  0xb6d46aff in start_thread (arg=0xb30ffb40) at pthread_create.c:308
>        __res = <optimized out>
>        pd = 0xb30ffb40
>        now = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {-1227526144, 0, 4001536, -1290800472, 1390851395, -439311544}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = 0
>        pagesize_m1 = <optimized out>
>        sp = <optimized out>
>        freesize = <optimized out>
>#10 0xb6c7fd4e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:132
>No locals.
>
>Thread 1 (Thread 0xb504b880 (LWP 711)):
>#0  0xb6dde94c in g_variant_serialised_check (serialised=...) at gvariant-serialiser.c:129
>        fixed_size = <optimized out>
>        alignment = <optimized out>
>        __PRETTY_FUNCTION__ = "g_variant_serialised_check"
>#1  0xb6dded63 in g_variant_serialised_get_child (serialised=..., index_=0, index_@entry=164406416) at gvariant-serialiser.c:1350
>        child = <optimized out>
>        __PRETTY_FUNCTION__ = "g_variant_serialised_get_child"
>#2  0xb6ddab41 in g_variant_get_child_value (value=0xb6dd4b08 <g_variant_get_variant+120>, index_=164406416) at gvariant-core.c:966
>        serialised = {type_info = 0xb, data = 0xb3e43450 <Address 0xb3e43450 out of bounds>, size = 3067954236}
>        s_child = {type_info = 0xb6e60588 <g_variant_type_info_basic_chars+40>, data = 0xb6e5f812 "v", size = 1}
>        child = <optimized out>
>        __PRETTY_FUNCTION__ = "g_variant_get_child_value"
>#3  0x0000000b in ?? ()
>No symbol table info available.
>#4  0xb6dd4b08 in g_variant_get_variant (value=value@entry=0x9cca490) at gvariant.c:749
>No locals.
>#5  0xb712b0a0 in gvdb_table_value_from_item (table=<optimized out>, item=<optimized out>) at gvdb/gvdb-reader.c:478
>        variant = 0x9cca490
>        value = <optimized out>
>        data = 0xb3e43450
>        size = 164406416
>#6  0xb712fc66 in g_settings_schema_get_value (schema=schema@entry=0x9aa7ee0, key=key@entry=0xb72603be "display") at gsettingsschema.c:637
>        iter = <optimized out>
>        value = <optimized out>
>#7  0xb712fe98 in g_settings_schema_key_init (key=key@entry=0xbf5b4294, schema=0x9aa7ee0, name=name@entry=0xb72603be "display") at gsettingsschema.c:751
>        iter = <optimized out>
>        data = <optimized out>
>        code = <optimized out>
>#8  0xb7133c4e in g_settings_get_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb72603be "display") at gsettings.c:1079
>        skey = {schema = 0x0, name = 0x0, is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0x0, minimum = 0x0, maximum = 0x0, default_value = 0x0}
>        value = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_get_value"
>#9  0xb218305f in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#10 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5b45dc "\276\003&\267\274F[\277\334F[\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5b45e0 "\274F[\277\334F[\277"
>#11 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5b45dc "\276\003&\267\274F[\277\334F[\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#12 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5b45dc "\276\003&\267\274F[\277\334F[\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5b4940, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#13 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5b45dc "\276\003&\267\274F[\277\334F[\277"
>#14 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5b4a8c, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#15 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#16 0xb6901391 in ffi_call (cif=cif@entry=0xbf5b4784, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5b46f0, avalue=avalue@entry=0xbf5b46b0) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5b4784, rvalue = 0xbf5b46f0, avalue = 0xbf5b46b0}
>#17 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5b4904, instance=0x9aa78c8, args_list=0xbf5b4a6c "\214J[\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5b46f0
>        n_args = 4
>        atypes = 0xbf5b46d0
>        args = 0xbf5b46b0
>        storage = 0xbf5b4690
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5b46d0, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5b4710
>        tmpval_used = 0
>        args_copy = 0xbf5b4a74 "\210J[\277"
>#18 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5b4904, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5b4a6c "\214J[\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#19 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5b4904, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5b4a6c "\214J[\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#20 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5b4a6c "\214J[\277\001") at gsignal.c:3211
>        return_accu = 0xbf5b4904
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5b5190, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#21 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5b4a6c "\214J[\277\001"
>#22 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cca848 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#23 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cc7ee0) at gsettingsbackend.c:271
>        closure = 0x9cc7ee0
>#24 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cc7ee0, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#25 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cc7ee0) at gmain.c:4948
>No locals.
>#26 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cca7e0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cc7ee0
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#27 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cca7e0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#28 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cca7e0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cca070, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#29 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cca460, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cca7e0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cca070
>#30 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cca460, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a037b0
>#31 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cca090 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cca3b0, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cca460
>        success = <optimized out>
>#32 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cca090 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cca3b0, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#33 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cca3b0, key=0xbf5b4d04) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cca090 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#34 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cca3b0) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cca448}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#35 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cc9d98 ""
>        o_product_s = 0x9cc9da8 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cc9d98 "", 0x9cc9da8 "", 0x9cca020 ""}
>#36 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#37 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#38 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164405296, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#39 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5b4f6c) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084534932, width = 164394336, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#40 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cc7560) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#41 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#42 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5b52bc "\276\003&\267\234S[\277\274S[\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5b52c0 "\234S[\277\274S[\277"
>#43 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5b52bc "\276\003&\267\234S[\277\274S[\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#44 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5b52bc "\276\003&\267\234S[\277\274S[\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5b5620, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#45 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5b52bc "\276\003&\267\234S[\277\274S[\277"
>#46 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5b576c, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#47 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#48 0xb6901391 in ffi_call (cif=cif@entry=0xbf5b5464, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5b53d0, avalue=avalue@entry=0xbf5b5390) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5b5464, rvalue = 0xbf5b53d0, avalue = 0xbf5b5390}
>#49 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5b55e4, instance=0x9aa78c8, args_list=0xbf5b574c "lW[\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5b53d0
>        n_args = 4
>        atypes = 0xbf5b53b0
>        args = 0xbf5b5390
>        storage = 0xbf5b5370
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5b53b0, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5b53f0
>        tmpval_used = 0
>        args_copy = 0xbf5b5754 "hW[\277"
>#50 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5b55e4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5b574c "lW[\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#51 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5b55e4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5b574c "lW[\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#52 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5b574c "lW[\277\001") at gsignal.c:3211
>        return_accu = 0xbf5b55e4
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5b5e70, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#53 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5b574c "lW[\277\001"
>#54 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc9fa8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#55 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cc7ea0) at gsettingsbackend.c:271
>        closure = 0x9cc7ea0
>#56 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cc7ea0, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#57 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cc7ea0) at gmain.c:4948
>No locals.
>#58 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc9f40 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cc7ea0
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#59 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc9f40 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#60 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc9f40 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc9dd8, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#61 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cc7898, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc9f40 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc9dd8
>#62 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cc7898, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a03530
>#63 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc9df8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cc7560, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cc7898
>        success = <optimized out>
>#64 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc9df8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cc7560, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#65 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cc7560, key=0xbf5b59e4) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc9df8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#66 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cc7560) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cc58c8}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#67 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cc9b18 ""
>        o_product_s = 0x9cc9b28 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cc9b18 "", 0x9cc9b28 "", 0x9cc9d88 ""}
>#68 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#69 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#70 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164404632, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#71 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5b5c4c) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084531636, width = 164394160, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#72 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cc74b0) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#73 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#74 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5b5f9c "\276\003&\267|`[\277\234`[\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5b5fa0 "|`[\277\234`[\277"
>#75 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5b5f9c "\276\003&\267|`[\277\234`[\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#76 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5b5f9c "\276\003&\267|`[\277\234`[\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5b6300, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#77 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5b5f9c "\276\003&\267|`[\277\234`[\277"
>#78 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5b644c, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#79 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#80 0xb6901391 in ffi_call (cif=cif@entry=0xbf5b6144, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5b60b0, avalue=avalue@entry=0xbf5b6070) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5b6144, rvalue = 0xbf5b60b0, avalue = 0xbf5b6070}
>#81 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5b62c4, instance=0x9aa78c8, args_list=0xbf5b642c "Ld[\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5b60b0
>        n_args = 4
>        atypes = 0xbf5b6090
>        args = 0xbf5b6070
>        storage = 0xbf5b6050
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5b6090, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5b60d0
>        tmpval_used = 0
>        args_copy = 0xbf5b6434 "Hd[\277"
>#82 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5b62c4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5b642c "Ld[\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#83 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5b62c4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5b642c "Ld[\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#84 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5b642c "Ld[\277\001") at gsignal.c:3211
>        return_accu = 0xbf5b62c4
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5b6b50, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#85 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5b642c "Ld[\277\001"
>#86 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc9d10 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#87 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cc7e60) at gsettingsbackend.c:271
>        closure = 0x9cc7e60
>#88 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cc7e60, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#89 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cc7e60) at gmain.c:4948
>No locals.
>#90 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc9ca8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cc7e60
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#91 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc9ca8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#92 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc9ca8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc9b40, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#93 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cc37c8, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc9ca8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc9b40
>#94 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cc37c8, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a04380
>#95 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc9b60 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cc74b0, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cc37c8
>        success = <optimized out>
>#96 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc9b60 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cc74b0, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#97 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cc74b0, key=0xbf5b66c4) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc9b60 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#98 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cc74b0) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cc5930}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#99 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cc9880 ""
>        o_product_s = 0x9cc9890 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cc9880 "", 0x9cc9890 "", 0x9cc9af0 ""}
>#100 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#101 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#102 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164403968, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#103 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5b692c) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084528340, width = 164394064, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#104 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cc7450) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#105 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#106 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5b6c7c "\276\003&\267\\m[\277|m[\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5b6c80 "\\m[\277|m[\277"
>#107 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5b6c7c "\276\003&\267\\m[\277|m[\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#108 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5b6c7c "\276\003&\267\\m[\277|m[\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5b6fe0, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#109 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5b6c7c "\276\003&\267\\m[\277|m[\277"
>#110 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5b712c, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#111 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#112 0xb6901391 in ffi_call (cif=cif@entry=0xbf5b6e24, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5b6d90, avalue=avalue@entry=0xbf5b6d50) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5b6e24, rvalue = 0xbf5b6d90, avalue = 0xbf5b6d50}
>#113 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5b6fa4, instance=0x9aa78c8, args_list=0xbf5b710c ",q[\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5b6d90
>        n_args = 4
>        atypes = 0xbf5b6d70
>        args = 0xbf5b6d50
>        storage = 0xbf5b6d30
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5b6d70, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5b6db0
>        tmpval_used = 0
>        args_copy = 0xbf5b7114 "(q[\277"
>#114 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5b6fa4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5b710c ",q[\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#115 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5b6fa4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5b710c ",q[\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#116 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5b710c ",q[\277\001") at gsignal.c:3211
>        return_accu = 0xbf5b6fa4
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5b7830, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#117 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5b710c ",q[\277\001"
>#118 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc9a78 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#119 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cc7e20) at gsettingsbackend.c:271
>        closure = 0x9cc7e20
>#120 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cc7e20, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#121 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cc7e20) at gmain.c:4948
>No locals.
>#122 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc9a10 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cc7e20
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#123 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc9a10 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#124 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc9a10 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc98a8, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#125 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cc5d48, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc9a10 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc98a8
>#126 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cc5d48, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a012a0
>#127 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc98c8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cc7450, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cc5d48
>        success = <optimized out>
>#128 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc98c8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cc7450, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#129 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cc7450, key=0xbf5b73a4) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc98c8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#130 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cc7450) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cc7680}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#131 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cc9600 ""
>        o_product_s = 0x9cc8b68 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cc9600 "", 0x9cc8b68 "", 0x9cc9858 ""}
>#132 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#133 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#134 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164403304, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#135 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5b760c) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084525044, width = 164394408, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#136 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cc75a8) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#137 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#138 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5b795c "\276\003&\267<z[\277\\z[\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5b7960 "<z[\277\\z[\277"
>#139 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5b795c "\276\003&\267<z[\277\\z[\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#140 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5b795c "\276\003&\267<z[\277\\z[\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5b7cc0, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#141 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5b795c "\276\003&\267<z[\277\\z[\277"
>#142 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5b7e0c, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#143 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#144 0xb6901391 in ffi_call (cif=cif@entry=0xbf5b7b04, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5b7a70, avalue=avalue@entry=0xbf5b7a30) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5b7b04, rvalue = 0xbf5b7a70, avalue = 0xbf5b7a30}
>#145 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5b7c84, instance=0x9aa78c8, args_list=0xbf5b7dec "\f~[\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5b7a70
>        n_args = 4
>        atypes = 0xbf5b7a50
>        args = 0xbf5b7a30
>        storage = 0xbf5b7a10
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5b7a50, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5b7a90
>        tmpval_used = 0
>        args_copy = 0xbf5b7df4 "\b~[\277"
>#146 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5b7c84, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5b7dec "\f~[\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#147 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5b7c84, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5b7dec "\f~[\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#148 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5b7dec "\f~[\277\001") at gsignal.c:3211
>        return_accu = 0xbf5b7c84
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5b8510, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#149 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5b7dec "\f~[\277\001"
>#150 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc97e0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#151 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbdfc0) at gsettingsbackend.c:271
>        closure = 0x9cbdfc0
>#152 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdfc0, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#153 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdfc0) at gmain.c:4948
>No locals.
>#154 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc9778 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbdfc0
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#155 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc9778 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#156 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc9778 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc9610, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#157 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cc78b0, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc9778 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc9610
>#158 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cc78b0, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a03560
>#159 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc9630 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cc75a8, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cc78b0
>        success = <optimized out>
>#160 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc9630 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cc75a8, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#161 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cc75a8, key=0xbf5b8084) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc9630 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#162 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cc75a8) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cc7850}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#163 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cc8b90 ""
>        o_product_s = 0x9cc8df0 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cc8b90 "", 0x9cc8df0 "", 0x9cc8b40 ""}
>#164 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#165 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#166 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164402688, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#167 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5b82ec) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084521748, width = 164394288, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#168 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cc7530) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#169 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#170 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5b863c "\276\003&\267\034\207[\277<\207[\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5b8640 "\034\207[\277<\207[\277"
>#171 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5b863c "\276\003&\267\034\207[\277<\207[\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#172 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5b863c "\276\003&\267\034\207[\277<\207[\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5b89a0, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#173 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5b863c "\276\003&\267\034\207[\277<\207[\277"
>#174 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5b8aec, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#175 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#176 0xb6901391 in ffi_call (cif=cif@entry=0xbf5b87e4, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5b8750, avalue=avalue@entry=0xbf5b8710) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5b87e4, rvalue = 0xbf5b8750, avalue = 0xbf5b8710}
>#177 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5b8964, instance=0x9aa78c8, args_list=0xbf5b8acc "\354\212[\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5b8750
>        n_args = 4
>        atypes = 0xbf5b8730
>        args = 0xbf5b8710
>        storage = 0xbf5b86f0
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5b8730, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5b8770
>        tmpval_used = 0
>        args_copy = 0xbf5b8ad4 "\350\212[\277"
>#178 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5b8964, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5b8acc "\354\212[\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#179 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5b8964, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5b8acc "\354\212[\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#180 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5b8acc "\354\212[\277\001") at gsignal.c:3211
>        return_accu = 0xbf5b8964
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5b91f0, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#181 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5b8acc "\354\212[\277\001"
>#182 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc8d70 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#183 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbdf80) at gsettingsbackend.c:271
>        closure = 0x9cbdf80
>#184 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdf80, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#185 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdf80) at gmain.c:4948
>No locals.
>#186 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc8ce8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbdf80
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#187 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc8ce8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#188 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc8ce8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc8d50, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#189 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cc7718, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc8ce8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc8d50
>#190 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cc7718, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9934960
>#191 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc8ba0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cc7530, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cc7718
>        success = <optimized out>
>#192 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc8ba0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cc7530, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#193 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cc7530, key=0xbf5b8d64) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc8ba0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#194 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cc7530) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cc7748}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#195 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cc88c0 ""
>        o_product_s = 0x9cc88d0 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cc88c0 "", 0x9cc88d0 "", 0x9cc8b30 ""}
>#196 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#197 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#198 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164399936, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#199 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5b8fcc) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084518452, width = 164394112, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#200 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cc7480) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#201 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#202 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5b931c "\276\003&\267\374\223[\277\034\224[\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5b9320 "\374\223[\277\034\224[\277"
>#203 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5b931c "\276\003&\267\374\223[\277\034\224[\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#204 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5b931c "\276\003&\267\374\223[\277\034\224[\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5b9680, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#205 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5b931c "\276\003&\267\374\223[\277\034\224[\277"
>#206 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5b97cc, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#207 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#208 0xb6901391 in ffi_call (cif=cif@entry=0xbf5b94c4, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5b9430, avalue=avalue@entry=0xbf5b93f0) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5b94c4, rvalue = 0xbf5b9430, avalue = 0xbf5b93f0}
>#209 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5b9644, instance=0x9aa78c8, args_list=0xbf5b97ac "\314\227[\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5b9430
>        n_args = 4
>        atypes = 0xbf5b9410
>        args = 0xbf5b93f0
>        storage = 0xbf5b93d0
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5b9410, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5b9450
>        tmpval_used = 0
>        args_copy = 0xbf5b97b4 "\310\227[\277"
>#210 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5b9644, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5b97ac "\314\227[\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#211 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5b9644, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5b97ac "\314\227[\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#212 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5b97ac "\314\227[\277\001") at gsignal.c:3211
>        return_accu = 0xbf5b9644
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5b9ed0, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#213 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5b97ac "\314\227[\277\001"
>#214 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc8ab8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#215 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbdf40) at gsettingsbackend.c:271
>        closure = 0x9cbdf40
>#216 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdf40, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#217 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdf40) at gmain.c:4948
>No locals.
>#218 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc8a50 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbdf40
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#219 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc8a50 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#220 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc8a50 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc88e8, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#221 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cc7500, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc8a50 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc88e8
>#222 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cc7500, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a037b0
>#223 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc8908 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cc7480, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cc7500
>        success = <optimized out>
>#224 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc8908 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cc7480, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#225 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cc7480, key=0xbf5b9a44) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc8908 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#226 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cc7480) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cc5a80}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#227 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cc8628 ""
>        o_product_s = 0x9cc8638 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cc8628 "", 0x9cc8638 "", 0x9cc8898 ""}
>#228 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#229 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#230 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164399272, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#231 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5b9cac) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084515156, width = 164394944, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#232 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cc77c0) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#233 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#234 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5b9ffc "\276\003&\267\334\240[\277\374\240[\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5ba000 "\334\240[\277\374\240[\277"
>#235 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5b9ffc "\276\003&\267\334\240[\277\374\240[\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#236 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5b9ffc "\276\003&\267\334\240[\277\374\240[\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5ba360, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#237 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5b9ffc "\276\003&\267\334\240[\277\374\240[\277"
>#238 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5ba4ac, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#239 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#240 0xb6901391 in ffi_call (cif=cif@entry=0xbf5ba1a4, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5ba110, avalue=avalue@entry=0xbf5ba0d0) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5ba1a4, rvalue = 0xbf5ba110, avalue = 0xbf5ba0d0}
>#241 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5ba324, instance=0x9aa78c8, args_list=0xbf5ba48c "\254\244[\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5ba110
>        n_args = 4
>        atypes = 0xbf5ba0f0
>        args = 0xbf5ba0d0
>        storage = 0xbf5ba0b0
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5ba0f0, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5ba130
>        tmpval_used = 0
>        args_copy = 0xbf5ba494 "\250\244[\277"
>#242 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5ba324, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5ba48c "\254\244[\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#243 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5ba324, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5ba48c "\254\244[\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#244 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5ba48c "\254\244[\277\001") at gsignal.c:3211
>        return_accu = 0xbf5ba324
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5babb0, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#245 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5ba48c "\254\244[\277\001"
>#246 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc8820 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#247 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbdf00) at gsettingsbackend.c:271
>        closure = 0x9cbdf00
>#248 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdf00, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#249 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdf00) at gmain.c:4948
>No locals.
>#250 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc87b8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbdf00
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#251 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc87b8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#252 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc87b8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc8650, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#253 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cc78c8, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc87b8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc8650
>#254 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cc78c8, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a03530
>#255 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc8670 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cc77c0, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cc78c8
>        success = <optimized out>
>#256 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc8670 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cc77c0, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#257 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cc77c0, key=0xbf5ba724) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc8670 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#258 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cc77c0) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cc7880}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#259 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cc7d88 ""
>        o_product_s = 0x9cc7d98 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cc7d88 "", 0x9cc7d98 "", 0x9cc8600 ""}
>#260 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#261 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#262 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164398608, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#263 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5ba98c) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084511860, width = 164388216, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#264 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cc5d78) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#265 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#266 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5bacdc "\276\003&\267\274\255[\277\334\255[\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5bace0 "\274\255[\277\334\255[\277"
>#267 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5bacdc "\276\003&\267\274\255[\277\334\255[\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#268 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5bacdc "\276\003&\267\274\255[\277\334\255[\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5bb040, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#269 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5bacdc "\276\003&\267\274\255[\277\334\255[\277"
>#270 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5bb18c, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#271 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#272 0xb6901391 in ffi_call (cif=cif@entry=0xbf5bae84, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5badf0, avalue=avalue@entry=0xbf5badb0) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5bae84, rvalue = 0xbf5badf0, avalue = 0xbf5badb0}
>#273 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5bb004, instance=0x9aa78c8, args_list=0xbf5bb16c "\214\261[\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5badf0
>        n_args = 4
>        atypes = 0xbf5badd0
>        args = 0xbf5badb0
>        storage = 0xbf5bad90
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5badd0, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5bae10
>        tmpval_used = 0
>        args_copy = 0xbf5bb174 "\210\261[\277"
>#274 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5bb004, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5bb16c "\214\261[\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#275 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5bb004, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5bb16c "\214\261[\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#276 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5bb16c "\214\261[\277\001") at gsignal.c:3211
>        return_accu = 0xbf5bb004
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5bb890, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#277 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5bb16c "\214\261[\277\001"
>#278 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc8588 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#279 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbdec0) at gsettingsbackend.c:271
>        closure = 0x9cbdec0
>#280 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdec0, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#281 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdec0) at gmain.c:4948
>No locals.
>#282 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc8520 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbdec0
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#283 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc8520 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#284 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc8520 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc7db0, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#285 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cc5838, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc8520 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc7db0
>#286 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cc5838, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a04380
>#287 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc8400 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cc5d78, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cc5838
>        success = <optimized out>
>#288 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc8400 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cc5d78, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#289 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cc5d78, key=0xbf5bb404) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc8400 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#290 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cc5d78) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cc5d60}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#291 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cc7ad8 ""
>        o_product_s = 0x9cc7ae8 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cc7ad8 "", 0x9cc7ae8 "", 0x9cc7d60 ""}
>#292 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#293 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#294 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164396400, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#295 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5bb66c) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084508564, width = 164395016, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#296 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cc7808) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#297 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#298 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5bb9bc "\276\003&\267\234\272[\277\274\272[\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5bb9c0 "\234\272[\277\274\272[\277"
>#299 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5bb9bc "\276\003&\267\234\272[\277\274\272[\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#300 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5bb9bc "\276\003&\267\234\272[\277\274\272[\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5bbd20, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#301 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5bb9bc "\276\003&\267\234\272[\277\274\272[\277"
>#302 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5bbe6c, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#303 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#304 0xb6901391 in ffi_call (cif=cif@entry=0xbf5bbb64, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5bbad0, avalue=avalue@entry=0xbf5bba90) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5bbb64, rvalue = 0xbf5bbad0, avalue = 0xbf5bba90}
>#305 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5bbce4, instance=0x9aa78c8, args_list=0xbf5bbe4c "l\276[\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5bbad0
>        n_args = 4
>        atypes = 0xbf5bbab0
>        args = 0xbf5bba90
>        storage = 0xbf5bba70
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5bbab0, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5bbaf0
>        tmpval_used = 0
>        args_copy = 0xbf5bbe54 "h\276[\277"
>#306 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5bbce4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5bbe4c "l\276[\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#307 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5bbce4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5bbe4c "l\276[\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#308 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5bbe4c "l\276[\277\001") at gsignal.c:3211
>        return_accu = 0xbf5bbce4
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5bc570, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#309 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5bbe4c "l\276[\277\001"
>#310 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc7ce8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#311 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbde80) at gsettingsbackend.c:271
>        closure = 0x9cbde80
>#312 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbde80, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#313 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbde80) at gmain.c:4948
>No locals.
>#314 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc7c80 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbde80
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#315 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc7c80 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#316 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc7c80 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc7b18, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#317 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cc7700, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc7c80 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc7b18
>#318 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cc7700, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a012a0
>#319 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc7b38 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cc7808, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cc7700
>        success = <optimized out>
>#320 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc7b38 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cc7808, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#321 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cc7808, key=0xbf5bc0e4) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc7b38 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#322 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cc7808) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cc7760}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#323 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cc62e0 ""
>        o_product_s = 0x9cc62f0 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cc62e0 "", 0x9cc62f0 "", 0x9cc7ac8 ""}
>#324 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#325 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#326 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164395736, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#327 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5bc34c) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084505268, width = 164394552, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#328 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cc7638) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#329 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#330 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5bc69c "\276\003&\267|\307[\277\234\307[\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5bc6a0 "|\307[\277\234\307[\277"
>#331 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5bc69c "\276\003&\267|\307[\277\234\307[\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#332 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5bc69c "\276\003&\267|\307[\277\234\307[\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5bca00, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#333 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5bc69c "\276\003&\267|\307[\277\234\307[\277"
>#334 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5bcb4c, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#335 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#336 0xb6901391 in ffi_call (cif=cif@entry=0xbf5bc844, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5bc7b0, avalue=avalue@entry=0xbf5bc770) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5bc844, rvalue = 0xbf5bc7b0, avalue = 0xbf5bc770}
>#337 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5bc9c4, instance=0x9aa78c8, args_list=0xbf5bcb2c "L\313[\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5bc7b0
>        n_args = 4
>        atypes = 0xbf5bc790
>        args = 0xbf5bc770
>        storage = 0xbf5bc750
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5bc790, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5bc7d0
>        tmpval_used = 0
>        args_copy = 0xbf5bcb34 "H\313[\277"
>#338 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5bc9c4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5bcb2c "L\313[\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#339 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5bc9c4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5bcb2c "L\313[\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#340 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5bcb2c "L\313[\277\001") at gsignal.c:3211
>        return_accu = 0xbf5bc9c4
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5bd250, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#341 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5bcb2c "L\313[\277\001"
>#342 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc7a60 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#343 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbd8e0) at gsettingsbackend.c:271
>        closure = 0x9cbd8e0
>#344 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbd8e0, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#345 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbd8e0) at gmain.c:4948
>No locals.
>#346 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc79f8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbd8e0
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#347 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc79f8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#348 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc79f8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc6300, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#349 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cc76c8, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc79f8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc6300
>#350 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cc76c8, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a03560
>#351 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc7900 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cc7638, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cc76c8
>        success = <optimized out>
>#352 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc7900 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cc7638, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#353 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cc7638, key=0xbf5bcdc4) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc7900 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#354 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cc7638) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cc76b0}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#355 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cc6d50 ""
>        o_product_s = 0x9cc6578 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cc6d50 "", 0x9cc6578 "", 0x9cc6070 ""}
>#356 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#357 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#358 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164395264, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#359 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5bd02c) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084501972, width = 164386944, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#360 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cc5880) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#361 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#362 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5bd37c "\276\003&\267\\\324[\277|\324[\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5bd380 "\\\324[\277|\324[\277"
>#363 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5bd37c "\276\003&\267\\\324[\277|\324[\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#364 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5bd37c "\276\003&\267\\\324[\277|\324[\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5bd6e0, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#365 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5bd37c "\276\003&\267\\\324[\277|\324[\277"
>#366 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5bd82c, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#367 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#368 0xb6901391 in ffi_call (cif=cif@entry=0xbf5bd524, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5bd490, avalue=avalue@entry=0xbf5bd450) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5bd524, rvalue = 0xbf5bd490, avalue = 0xbf5bd450}
>#369 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5bd6a4, instance=0x9aa78c8, args_list=0xbf5bd80c ",\330[\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5bd490
>        n_args = 4
>        atypes = 0xbf5bd470
>        args = 0xbf5bd450
>        storage = 0xbf5bd430
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5bd470, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5bd4b0
>        tmpval_used = 0
>        args_copy = 0xbf5bd814 "(\330[\277"
>#370 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5bd6a4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5bd80c ",\330[\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#371 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5bd6a4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5bd80c ",\330[\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#372 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5bd80c ",\330[\277\001") at gsignal.c:3211
>        return_accu = 0xbf5bd6a4
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5bdf30, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#373 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5bd80c ",\330[\277\001"
>#374 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc7388 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#375 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbdd60) at gsettingsbackend.c:271
>        closure = 0x9cbdd60
>#376 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdd60, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#377 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdd60) at gmain.c:4948
>No locals.
>#378 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc7320 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbdd60
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#379 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc7320 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#380 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc7320 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc60a0, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#381 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cc5868, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc7320 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc60a0
>#382 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cc5868, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9934960
>#383 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc7250 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cc5880, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cc5868
>        success = <optimized out>
>#384 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc7250 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cc5880, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#385 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cc5880, key=0xbf5bdaa4) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc7250 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#386 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cc5880) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cc5a68}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#387 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cc6120 ""
>        o_product_s = 0x9cc6130 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cc6120 "", 0x9cc6130 "", 0x9cc6d40 ""}
>#388 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#389 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#390 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164393552, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#391 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5bdd0c) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084498676, width = 164387264, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#392 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cc59c0) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#393 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#394 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5be05c "\276\003&\267<\341[\277\\\341[\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5be060 "<\341[\277\\\341[\277"
>#395 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5be05c "\276\003&\267<\341[\277\\\341[\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#396 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5be05c "\276\003&\267<\341[\277\\\341[\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5be3c0, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#397 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5be05c "\276\003&\267<\341[\277\\\341[\277"
>#398 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5be50c, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#399 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#400 0xb6901391 in ffi_call (cif=cif@entry=0xbf5be204, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5be170, avalue=avalue@entry=0xbf5be130) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5be204, rvalue = 0xbf5be170, avalue = 0xbf5be130}
>#401 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5be384, instance=0x9aa78c8, args_list=0xbf5be4ec "\f\345[\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5be170
>        n_args = 4
>        atypes = 0xbf5be150
>        args = 0xbf5be130
>        storage = 0xbf5be110
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5be150, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5be190
>        tmpval_used = 0
>        args_copy = 0xbf5be4f4 "\b\345[\277"
>#402 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5be384, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5be4ec "\f\345[\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#403 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5be384, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5be4ec "\f\345[\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#404 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5be4ec "\f\345[\277\001") at gsignal.c:3211
>        return_accu = 0xbf5be384
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5bec10, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#405 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5be4ec "\f\345[\277\001"
>#406 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc71e8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#407 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbdb00) at gsettingsbackend.c:271
>        closure = 0x9cbdb00
>#408 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdb00, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#409 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdb00) at gmain.c:4948
>No locals.
>#410 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc7180 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbdb00
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#411 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc7180 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#412 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc7180 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc6d60, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#413 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cc59a8, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc7180 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc6d60
>#414 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cc59a8, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a037b0
>#415 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc70b0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cc59c0, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cc59a8
>        success = <optimized out>
>#416 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc70b0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cc59c0, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#417 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cc59c0, key=0xbf5be784) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc70b0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#418 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cc59c0) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cc5c68}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#419 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cc6870 ""
>        o_product_s = 0x9cbfe30 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cc6870 "", 0x9cbfe30 "", 0x9cbf5b0 ""}
>#420 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#421 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#422 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164393136, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#423 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5be9ec) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084495380, width = 164388096, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#424 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cc5d00) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#425 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#426 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5bed3c "\276\003&\267\034\356[\277<\356[\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5bed40 "\034\356[\277<\356[\277"
>#427 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5bed3c "\276\003&\267\034\356[\277<\356[\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#428 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5bed3c "\276\003&\267\034\356[\277<\356[\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5bf0a0, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#429 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5bed3c "\276\003&\267\034\356[\277<\356[\277"
>#430 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5bf1ec, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#431 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#432 0xb6901391 in ffi_call (cif=cif@entry=0xbf5beee4, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5bee50, avalue=avalue@entry=0xbf5bee10) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5beee4, rvalue = 0xbf5bee50, avalue = 0xbf5bee10}
>#433 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5bf064, instance=0x9aa78c8, args_list=0xbf5bf1cc "\354\361[\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5bee50
>        n_args = 4
>        atypes = 0xbf5bee30
>        args = 0xbf5bee10
>        storage = 0xbf5bedf0
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5bee30, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5bee70
>        tmpval_used = 0
>        args_copy = 0xbf5bf1d4 "\350\361[\277"
>#434 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5bf064, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5bf1cc "\354\361[\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#435 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5bf064, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5bf1cc "\354\361[\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#436 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5bf1cc "\354\361[\277\001") at gsignal.c:3211
>        return_accu = 0xbf5bf064
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5bf8f0, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#437 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5bf1cc "\354\361[\277\001"
>#438 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc7048 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#439 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cb2dc0) at gsettingsbackend.c:271
>        closure = 0x9cb2dc0
>#440 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cb2dc0, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#441 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cb2dc0) at gmain.c:4948
>No locals.
>#442 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc6fe0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cb2dc0
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#443 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc6fe0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#444 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc6fe0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc6880, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#445 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cc58b0, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc6fe0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc6880
>#446 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cc58b0, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a03530
>#447 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc6f10 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cc5d00, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cc58b0
>        success = <optimized out>
>#448 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc6f10 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cc5d00, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#449 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cc5d00, key=0xbf5bf464) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc6f10 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#450 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cc5d00) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cc3890}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#451 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cc6a98 ""
>        o_product_s = 0x9cc5e68 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cc6a98 "", 0x9cc5e68 "", 0x9cc2080 ""}
>#452 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#453 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#454 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164392720, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#455 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5bf6cc) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084492084, width = 164387704, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#456 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cc5b78) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#457 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#458 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5bfa1c "\276\003&\267\374\372[\277\034\373[\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5bfa20 "\374\372[\277\034\373[\277"
>#459 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5bfa1c "\276\003&\267\374\372[\277\034\373[\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#460 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5bfa1c "\276\003&\267\374\372[\277\034\373[\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5bfd80, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#461 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5bfa1c "\276\003&\267\374\372[\277\034\373[\277"
>#462 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5bfecc, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#463 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#464 0xb6901391 in ffi_call (cif=cif@entry=0xbf5bfbc4, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5bfb30, avalue=avalue@entry=0xbf5bfaf0) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5bfbc4, rvalue = 0xbf5bfb30, avalue = 0xbf5bfaf0}
>#465 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5bfd44, instance=0x9aa78c8, args_list=0xbf5bfeac "\314\376[\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5bfb30
>        n_args = 4
>        atypes = 0xbf5bfb10
>        args = 0xbf5bfaf0
>        storage = 0xbf5bfad0
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5bfb10, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5bfb50
>        tmpval_used = 0
>        args_copy = 0xbf5bfeb4 "\310\376[\277"
>#466 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5bfd44, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5bfeac "\314\376[\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#467 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5bfd44, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5bfeac "\314\376[\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#468 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5bfeac "\314\376[\277\001") at gsignal.c:3211
>        return_accu = 0xbf5bfd44
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5c05d0, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#469 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5bfeac "\314\376[\277\001"
>#470 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc6ea8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#471 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbda00) at gsettingsbackend.c:271
>        closure = 0x9cbda00
>#472 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbda00, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#473 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbda00) at gmain.c:4948
>No locals.
>#474 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc6e40 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbda00
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#475 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc6e40 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#476 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc6e40 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc6aa8, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#477 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cc5c08, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc6e40 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc6aa8
>#478 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cc5c08, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a04380
>#479 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc6d70 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cc5b78, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cc5c08
>        success = <optimized out>
>#480 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc6d70 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cc5b78, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#481 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cc5b78, key=0xbf5c0144) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc6d70 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#482 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cc5b78) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cc5a50}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#483 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cc65b8 ""
>        o_product_s = 0x9cc6838 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cc65b8 "", 0x9cc6838 "", 0x9cc6828 ""}
>#484 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#485 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#486 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164392096, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#487 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5c03ac) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084488788, width = 164387096, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#488 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cc5918) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#489 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#490 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c06fc "\276\003&\267\334\a\\\277\374\a\\\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5c0700 "\334\a\\\277\374\a\\\277"
>#491 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c06fc "\276\003&\267\334\a\\\277\374\a\\\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#492 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5c06fc "\276\003&\267\334\a\\\277\374\a\\\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5c0a60, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#493 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5c06fc "\276\003&\267\334\a\\\277\374\a\\\277"
>#494 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5c0bac, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#495 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#496 0xb6901391 in ffi_call (cif=cif@entry=0xbf5c08a4, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5c0810, avalue=avalue@entry=0xbf5c07d0) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5c08a4, rvalue = 0xbf5c0810, avalue = 0xbf5c07d0}
>#497 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5c0a24, instance=0x9aa78c8, args_list=0xbf5c0b8c "\254\v\\\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5c0810
>        n_args = 4
>        atypes = 0xbf5c07f0
>        args = 0xbf5c07d0
>        storage = 0xbf5c07b0
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5c07f0, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5c0830
>        tmpval_used = 0
>        args_copy = 0xbf5c0b94 "\250\v\\\277"
>#498 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5c0a24, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c0b8c "\254\v\\\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#499 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5c0a24, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c0b8c "\254\v\\\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#500 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5c0b8c "\254\v\\\277\001") at gsignal.c:3211
>        return_accu = 0xbf5c0a24
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5c12b0, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#501 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5c0b8c "\254\v\\\277\001"
>#502 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc6c38 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#503 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbdc20) at gsettingsbackend.c:271
>        closure = 0x9cbdc20
>#504 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdc20, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#505 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdc20) at gmain.c:4948
>No locals.
>#506 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc6bd0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbdc20
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#507 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc6bd0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#508 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc6bd0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc6848, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#509 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cc5bc0, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc6bd0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc6848
>#510 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cc5bc0, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a012a0
>#511 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc6b00 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cc5918, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cc5bc0
>        success = <optimized out>
>#512 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc6b00 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cc5918, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#513 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cc5918, key=0xbf5c0e24) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc6b00 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#514 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cc5918) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cc5b60}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#515 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cc4620 ""
>        o_product_s = 0x9cc3d80 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cc4620 "", 0x9cc3d80 "", 0x9cc3d70 ""}
>#516 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#517 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#518 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164391472, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#519 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5c108c) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084485492, width = 164378624, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#520 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cc3800) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#521 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#522 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c13dc "\276\003&\267\274\024\\\277\334\024\\\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5c13e0 "\274\024\\\277\334\024\\\277"
>#523 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c13dc "\276\003&\267\274\024\\\277\334\024\\\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#524 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5c13dc "\276\003&\267\274\024\\\277\334\024\\\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5c1740, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#525 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5c13dc "\276\003&\267\274\024\\\277\334\024\\\277"
>#526 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5c188c, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#527 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#528 0xb6901391 in ffi_call (cif=cif@entry=0xbf5c1584, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5c14f0, avalue=avalue@entry=0xbf5c14b0) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5c1584, rvalue = 0xbf5c14f0, avalue = 0xbf5c14b0}
>#529 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5c1704, instance=0x9aa78c8, args_list=0xbf5c186c "\214\030\\\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5c14f0
>        n_args = 4
>        atypes = 0xbf5c14d0
>        args = 0xbf5c14b0
>        storage = 0xbf5c1490
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5c14d0, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5c1510
>        tmpval_used = 0
>        args_copy = 0xbf5c1874 "\210\030\\\277"
>#530 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5c1704, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c186c "\214\030\\\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#531 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5c1704, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c186c "\214\030\\\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#532 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5c186c "\214\030\\\277\001") at gsignal.c:3211
>        return_accu = 0xbf5c1704
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5c1f90, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#533 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5c186c "\214\030\\\277\001"
>#534 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc69c8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#535 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbde00) at gsettingsbackend.c:271
>        closure = 0x9cbde00
>#536 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbde00, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#537 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbde00) at gmain.c:4948
>No locals.
>#538 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc6960 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbde00
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#539 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc6960 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#540 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc6960 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc3d90, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#541 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cc5a08, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc6960 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc3d90
>#542 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cc5a08, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a03560
>#543 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc6890 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cc3800, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cc5a08
>        success = <optimized out>
>#544 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc6890 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cc3800, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#545 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cc3800, key=0xbf5c1b04) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc6890 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#546 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cc3800) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cc5900}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#547 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cc4910 ""
>        o_product_s = 0x9cc4640 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cc4910 "", 0x9cc4640 "", 0x9cc4630 ""}
>#548 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#549 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#550 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164390848, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#551 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5c1d6c) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084482196, width = 164387992, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#552 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cc5c98) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#553 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#554 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c20bc "\276\003&\267\234!\\\277\274!\\\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5c20c0 "\234!\\\277\274!\\\277"
>#555 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c20bc "\276\003&\267\234!\\\277\274!\\\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#556 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5c20bc "\276\003&\267\234!\\\277\274!\\\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5c2420, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#557 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5c20bc "\276\003&\267\234!\\\277\274!\\\277"
>#558 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5c256c, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#559 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#560 0xb6901391 in ffi_call (cif=cif@entry=0xbf5c2264, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5c21d0, avalue=avalue@entry=0xbf5c2190) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5c2264, rvalue = 0xbf5c21d0, avalue = 0xbf5c2190}
>#561 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5c23e4, instance=0x9aa78c8, args_list=0xbf5c254c "l%\\\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5c21d0
>        n_args = 4
>        atypes = 0xbf5c21b0
>        args = 0xbf5c2190
>        storage = 0xbf5c2170
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5c21b0, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5c21f0
>        tmpval_used = 0
>        args_copy = 0xbf5c2554 "h%\\\277"
>#562 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5c23e4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c254c "l%\\\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#563 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5c23e4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c254c "l%\\\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#564 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5c254c "l%\\\277\001") at gsignal.c:3211
>        return_accu = 0xbf5c23e4
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5c2c70, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#565 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5c254c "l%\\\277\001"
>#566 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc6758 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#567 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbdca0) at gsettingsbackend.c:271
>        closure = 0x9cbdca0
>#568 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdca0, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#569 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdca0) at gmain.c:4948
>No locals.
>#570 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc66f0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbdca0
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#571 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc66f0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#572 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc66f0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc4650, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#573 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cc5d30, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc66f0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc4650
>#574 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cc5d30, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9934960
>#575 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc6620 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cc5c98, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cc5d30
>        success = <optimized out>
>#576 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc6620 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cc5c98, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#577 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cc5c98, key=0xbf5c27e4) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc6620 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#578 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cc5c98) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cc5d18}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#579 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cc46d0 ""
>        o_product_s = 0x9cc3e10 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cc46d0 "", 0x9cc3e10 "", 0x9cc4100 ""}
>#580 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#581 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#582 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164390224, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#583 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5c2a4c) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084478900, width = 164378816, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#584 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cc38c0) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#585 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#586 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c2d9c "\276\003&\267|.\\\277\234.\\\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5c2da0 "|.\\\277\234.\\\277"
>#587 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c2d9c "\276\003&\267|.\\\277\234.\\\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#588 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5c2d9c "\276\003&\267|.\\\277\234.\\\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5c3100, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#589 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5c2d9c "\276\003&\267|.\\\277\234.\\\277"
>#590 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5c324c, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#591 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#592 0xb6901391 in ffi_call (cif=cif@entry=0xbf5c2f44, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5c2eb0, avalue=avalue@entry=0xbf5c2e70) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5c2f44, rvalue = 0xbf5c2eb0, avalue = 0xbf5c2e70}
>#593 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5c30c4, instance=0x9aa78c8, args_list=0xbf5c322c "L2\\\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5c2eb0
>        n_args = 4
>        atypes = 0xbf5c2e90
>        args = 0xbf5c2e70
>        storage = 0xbf5c2e50
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5c2e90, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5c2ed0
>        tmpval_used = 0
>        args_copy = 0xbf5c3234 "H2\\\277"
>#594 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5c30c4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c322c "L2\\\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#595 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5c30c4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c322c "L2\\\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#596 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5c322c "L2\\\277\001") at gsignal.c:3211
>        return_accu = 0xbf5c30c4
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5c3950, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#597 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5c322c "L2\\\277\001"
>#598 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc64e8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#599 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbdb80) at gsettingsbackend.c:271
>        closure = 0x9cbdb80
>#600 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdb80, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#601 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdb80) at gmain.c:4948
>No locals.
>#602 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc6480 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbdb80
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#603 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc6480 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#604 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc6480 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc3e20, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#605 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cc3368, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc6480 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc3e20
>#606 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cc3368, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a037b0
>#607 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc63b0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cc38c0, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cc3368
>        success = <optimized out>
>#608 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc63b0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cc38c0, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#609 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cc38c0, key=0xbf5c34c4) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc63b0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#610 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cc38c0) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cc3878}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#611 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cc4fa0 ""
>        o_product_s = 0x9cc5590 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cc4fa0 "", 0x9cc5590 "", 0x9cc46e0 ""}
>#612 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#613 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#614 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164389600, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#615 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5c372c) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084475604, width = 164387920, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#616 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cc5c50) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#617 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#618 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c3a7c "\276\003&\267\\;\\\277|;\\\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5c3a80 "\\;\\\277|;\\\277"
>#619 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c3a7c "\276\003&\267\\;\\\277|;\\\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#620 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5c3a7c "\276\003&\267\\;\\\277|;\\\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5c3de0, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#621 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5c3a7c "\276\003&\267\\;\\\277|;\\\277"
>#622 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5c3f2c, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#623 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#624 0xb6901391 in ffi_call (cif=cif@entry=0xbf5c3c24, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5c3b90, avalue=avalue@entry=0xbf5c3b50) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5c3c24, rvalue = 0xbf5c3b90, avalue = 0xbf5c3b50}
>#625 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5c3da4, instance=0x9aa78c8, args_list=0xbf5c3f0c ",?\\\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5c3b90
>        n_args = 4
>        atypes = 0xbf5c3b70
>        args = 0xbf5c3b50
>        storage = 0xbf5c3b30
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5c3b70, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5c3bb0
>        tmpval_used = 0
>        args_copy = 0xbf5c3f14 "(?\\\277"
>#626 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5c3da4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c3f0c ",?\\\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#627 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5c3da4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c3f0c ",?\\\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#628 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5c3f0c ",?\\\277\001") at gsignal.c:3211
>        return_accu = 0xbf5c3da4
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5c4630, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#629 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5c3f0c ",?\\\277\001"
>#630 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc6278 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#631 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbda80) at gsettingsbackend.c:271
>        closure = 0x9cbda80
>#632 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbda80, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#633 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbda80) at gmain.c:4948
>No locals.
>#634 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc6210 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbda80
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#635 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc6210 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#636 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc6210 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc43e0, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#637 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cc5b90, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc6210 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc43e0
>#638 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cc5b90, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a03530
>#639 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc6140 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cc5c50, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cc5b90
>        success = <optimized out>
>#640 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc6140 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cc5c50, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#641 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cc5c50, key=0xbf5c41a4) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc6140 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#642 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cc5c50) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cc5ba8}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#643 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cc52a0 ""
>        o_product_s = 0x9cc4cb0 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cc52a0 "", 0x9cc4cb0 "", 0x9cc4fb0 ""}
>#644 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#645 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#646 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164388976, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#647 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5c440c) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084472308, width = 164387480, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#648 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cc5a98) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#649 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#650 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c475c "\276\003&\267<H\\\277\\H\\\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5c4760 "<H\\\277\\H\\\277"
>#651 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c475c "\276\003&\267<H\\\277\\H\\\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#652 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5c475c "\276\003&\267<H\\\277\\H\\\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5c4ac0, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#653 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5c475c "\276\003&\267<H\\\277\\H\\\277"
>#654 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5c4c0c, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#655 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#656 0xb6901391 in ffi_call (cif=cif@entry=0xbf5c4904, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5c4870, avalue=avalue@entry=0xbf5c4830) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5c4904, rvalue = 0xbf5c4870, avalue = 0xbf5c4830}
>#657 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5c4a84, instance=0x9aa78c8, args_list=0xbf5c4bec "\fL\\\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5c4870
>        n_args = 4
>        atypes = 0xbf5c4850
>        args = 0xbf5c4830
>        storage = 0xbf5c4810
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5c4850, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5c4890
>        tmpval_used = 0
>        args_copy = 0xbf5c4bf4 "\bL\\\277"
>#658 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5c4a84, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c4bec "\fL\\\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#659 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5c4a84, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c4bec "\fL\\\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#660 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5c4bec "\fL\\\277\001") at gsignal.c:3211
>        return_accu = 0xbf5c4a84
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5c5310, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#661 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5c4bec "\fL\\\277\001"
>#662 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc6008 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#663 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbd960) at gsettingsbackend.c:271
>        closure = 0x9cbd960
>#664 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbd960, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#665 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbd960) at gmain.c:4948
>No locals.
>#666 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc5fa0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbd960
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#667 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc5fa0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#668 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc5fa0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc4cc0, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#669 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cc5b48, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc5fa0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc4cc0
>#670 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cc5b48, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x0
>#671 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc5ed0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cc5a98, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cc5b48
>        success = <optimized out>
>#672 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc5ed0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cc5a98, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#673 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cc5a98, key=0xbf5c4e84) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc5ed0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#674 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cc5a98) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cc5b30}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#675 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cc5548 ""
>        o_product_s = 0x9cc5538 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cc5548 "", 0x9cc5538 "", 0x9cc54c0 ""}
>#676 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#677 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#678 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164388352, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#679 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5c50ec) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084469012, width = 164378648, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#680 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cc3818) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#681 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#682 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c543c "\276\003&\267\034U\\\277<U\\\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5c5440 "\034U\\\277<U\\\277"
>#683 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c543c "\276\003&\267\034U\\\277<U\\\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#684 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5c543c "\276\003&\267\034U\\\277<U\\\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5c57a0, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#685 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5c543c "\276\003&\267\034U\\\277<U\\\277"
>#686 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5c58ec, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#687 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#688 0xb6901391 in ffi_call (cif=cif@entry=0xbf5c55e4, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5c5550, avalue=avalue@entry=0xbf5c5510) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5c55e4, rvalue = 0xbf5c5550, avalue = 0xbf5c5510}
>#689 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5c5764, instance=0x9aa78c8, args_list=0xbf5c58cc "\354X\\\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5c5550
>        n_args = 4
>        atypes = 0xbf5c5530
>        args = 0xbf5c5510
>        storage = 0xbf5c54f0
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5c5530, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5c5570
>        tmpval_used = 0
>        args_copy = 0xbf5c58d4 "\350X\\\277"
>#690 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5c5764, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c58cc "\354X\\\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#691 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5c5764, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c58cc "\354X\\\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#692 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5c58cc "\354X\\\277\001") at gsignal.c:3211
>        return_accu = 0xbf5c5764
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5c5ff0, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#693 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5c58cc "\354X\\\277\001"
>#694 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc5738 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#695 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbd860) at gsettingsbackend.c:271
>        closure = 0x9cbd860
>#696 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbd860, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#697 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbd860) at gmain.c:4948
>No locals.
>#698 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc56d0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbd860
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#699 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc56d0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#700 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc56d0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc5558, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#701 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cc34a8, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc56d0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc5558
>#702 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cc34a8, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a03610
>#703 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc55b0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cc3818, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cc34a8
>        success = <optimized out>
>#704 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc55b0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cc3818, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#705 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cc3818, key=0xbf5c5b64) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc55b0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#706 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cc3818) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cc3508}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#707 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cc4ee0 ""
>        o_product_s = 0x9cc5258 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cc4ee0 "", 0x9cc5258 "", 0x9cc5248 ""}
>#708 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#709 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#710 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164386000, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#711 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5c5dcc) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084465716, width = 164377912, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#712 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cc3538) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#713 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#714 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c611c "\276\003&\267\374a\\\277\034b\\\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5c6120 "\374a\\\277\034b\\\277"
>#715 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c611c "\276\003&\267\374a\\\277\034b\\\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#716 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5c611c "\276\003&\267\374a\\\277\034b\\\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5c6480, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#717 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5c611c "\276\003&\267\374a\\\277\034b\\\277"
>#718 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5c65cc, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#719 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#720 0xb6901391 in ffi_call (cif=cif@entry=0xbf5c62c4, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5c6230, avalue=avalue@entry=0xbf5c61f0) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5c62c4, rvalue = 0xbf5c6230, avalue = 0xbf5c61f0}
>#721 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5c6444, instance=0x9aa78c8, args_list=0xbf5c65ac "\314e\\\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5c6230
>        n_args = 4
>        atypes = 0xbf5c6210
>        args = 0xbf5c61f0
>        storage = 0xbf5c61d0
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5c6210, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5c6250
>        tmpval_used = 0
>        args_copy = 0xbf5c65b4 "\310e\\\277"
>#722 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5c6444, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c65ac "\314e\\\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#723 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5c6444, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c65ac "\314e\\\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#724 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5c65ac "\314e\\\277\001") at gsignal.c:3211
>        return_accu = 0xbf5c6444
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5c6cd0, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#725 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5c65ac "\314e\\\277\001"
>#726 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc5448 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#727 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cb2d80) at gsettingsbackend.c:271
>        closure = 0x9cb2d80
>#728 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cb2d80, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#729 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cb2d80) at gmain.c:4948
>No locals.
>#730 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc53e0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cb2d80
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#731 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc53e0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#732 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc53e0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc5268, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#733 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cc3600, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc53e0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc5268
>#734 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cc3600, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a03610
>#735 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc52c0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cc3538, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cc3600
>        success = <optimized out>
>#736 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc52c0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cc3538, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#737 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cc3538, key=0xbf5c6844) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc52c0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#738 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cc3538) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cc3490}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#739 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cc4bf0 ""
>        o_product_s = 0x9cc4f68 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cc4bf0 "", 0x9cc4f68 "", 0x9cc4f58 ""}
>#740 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#741 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#742 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164385248, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#743 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5c6aac) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084462420, width = 164378032, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#744 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cc35b0) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#745 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#746 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c6dfc "\276\003&\267\334n\\\277\374n\\\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5c6e00 "\334n\\\277\374n\\\277"
>#747 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c6dfc "\276\003&\267\334n\\\277\374n\\\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#748 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5c6dfc "\276\003&\267\334n\\\277\374n\\\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5c7160, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#749 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5c6dfc "\276\003&\267\334n\\\277\374n\\\277"
>#750 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5c72ac, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#751 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#752 0xb6901391 in ffi_call (cif=cif@entry=0xbf5c6fa4, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5c6f10, avalue=avalue@entry=0xbf5c6ed0) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5c6fa4, rvalue = 0xbf5c6f10, avalue = 0xbf5c6ed0}
>#753 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5c7124, instance=0x9aa78c8, args_list=0xbf5c728c "\254r\\\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5c6f10
>        n_args = 4
>        atypes = 0xbf5c6ef0
>        args = 0xbf5c6ed0
>        storage = 0xbf5c6eb0
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5c6ef0, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5c6f30
>        tmpval_used = 0
>        args_copy = 0xbf5c7294 "\250r\\\277"
>#754 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5c7124, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c728c "\254r\\\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#755 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5c7124, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c728c "\254r\\\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#756 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5c728c "\254r\\\277\001") at gsignal.c:3211
>        return_accu = 0xbf5c7124
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5c79b0, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#757 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5c728c "\254r\\\277\001"
>#758 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc5158 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#759 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbd820) at gsettingsbackend.c:271
>        closure = 0x9cbd820
>#760 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbd820, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#761 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbd820) at gmain.c:4948
>No locals.
>#762 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc50f0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbd820
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#763 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc50f0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#764 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc50f0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc4f78, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#765 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cc34c0, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc50f0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc4f78
>#766 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cc34c0, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a03610
>#767 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc4fd0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cc35b0, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cc34c0
>        success = <optimized out>
>#768 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc4fd0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cc35b0, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#769 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cc35b0, key=0xbf5c7524) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc4fd0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#770 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cc35b0) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cc3550}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#771 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cc4900 ""
>        o_product_s = 0x9cc4c78 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cc4900 "", 0x9cc4c78 "", 0x9cc4c68 ""}
>#772 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#773 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#774 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164384496, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#775 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5c778c) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084459124, width = 164378056, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#776 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cc35c8) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#777 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#778 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c7adc "\276\003&\267\274{\\\277\334{\\\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5c7ae0 "\274{\\\277\334{\\\277"
>#779 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c7adc "\276\003&\267\274{\\\277\334{\\\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#780 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5c7adc "\276\003&\267\274{\\\277\334{\\\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5c7e40, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#781 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5c7adc "\276\003&\267\274{\\\277\334{\\\277"
>#782 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5c7f8c, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#783 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#784 0xb6901391 in ffi_call (cif=cif@entry=0xbf5c7c84, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5c7bf0, avalue=avalue@entry=0xbf5c7bb0) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5c7c84, rvalue = 0xbf5c7bf0, avalue = 0xbf5c7bb0}
>#785 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5c7e04, instance=0x9aa78c8, args_list=0xbf5c7f6c "\214\177\\\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5c7bf0
>        n_args = 4
>        atypes = 0xbf5c7bd0
>        args = 0xbf5c7bb0
>        storage = 0xbf5c7b90
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5c7bd0, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5c7c10
>        tmpval_used = 0
>        args_copy = 0xbf5c7f74 "\210\177\\\277"
>#786 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5c7e04, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c7f6c "\214\177\\\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#787 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5c7e04, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c7f6c "\214\177\\\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#788 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5c7f6c "\214\177\\\277\001") at gsignal.c:3211
>        return_accu = 0xbf5c7e04
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5c8690, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#789 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5c7f6c "\214\177\\\277\001"
>#790 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc4e68 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#791 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbd8a0) at gsettingsbackend.c:271
>        closure = 0x9cbd8a0
>#792 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbd8a0, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#793 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbd8a0) at gmain.c:4948
>No locals.
>#794 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc4e00 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbd8a0
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#795 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc4e00 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#796 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc4e00 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc4c88, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#797 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cc3430, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc4e00 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc4c88
>#798 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cc3430, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a03610
>#799 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc4ce0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cc35c8, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cc3430
>        success = <optimized out>
>#800 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc4ce0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cc35c8, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#801 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cc35c8, key=0xbf5c8204) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc4ce0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#802 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cc35c8) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cc3448}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#803 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cc4610 ""
>        o_product_s = 0x9cc4988 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cc4610 "", 0x9cc4988 "", 0x9cc4978 ""}
>#804 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#805 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#806 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164383744, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#807 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5c846c) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084455828, width = 164377960, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#808 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cc3568) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#809 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#810 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c87bc "\276\003&\267\234\210\\\277\274\210\\\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5c87c0 "\234\210\\\277\274\210\\\277"
>#811 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c87bc "\276\003&\267\234\210\\\277\274\210\\\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#812 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5c87bc "\276\003&\267\234\210\\\277\274\210\\\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5c8b20, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#813 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5c87bc "\276\003&\267\234\210\\\277\274\210\\\277"
>#814 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5c8c6c, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#815 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#816 0xb6901391 in ffi_call (cif=cif@entry=0xbf5c8964, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5c88d0, avalue=avalue@entry=0xbf5c8890) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5c8964, rvalue = 0xbf5c88d0, avalue = 0xbf5c8890}
>#817 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5c8ae4, instance=0x9aa78c8, args_list=0xbf5c8c4c "l\214\\\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5c88d0
>        n_args = 4
>        atypes = 0xbf5c88b0
>        args = 0xbf5c8890
>        storage = 0xbf5c8870
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5c88b0, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5c88f0
>        tmpval_used = 0
>        args_copy = 0xbf5c8c54 "h\214\\\277"
>#818 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5c8ae4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c8c4c "l\214\\\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#819 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5c8ae4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c8c4c "l\214\\\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#820 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5c8c4c "l\214\\\277\001") at gsignal.c:3211
>        return_accu = 0xbf5c8ae4
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5c9370, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#821 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5c8c4c "l\214\\\277\001"
>#822 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc4b78 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#823 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbd920) at gsettingsbackend.c:271
>        closure = 0x9cbd920
>#824 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbd920, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#825 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbd920) at gmain.c:4948
>No locals.
>#826 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc4b10 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbd920
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#827 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc4b10 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#828 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc4b10 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc4998, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#829 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cc3418, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc4b10 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc4998
>#830 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cc3418, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a03610
>#831 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc49f0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cc3568, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cc3418
>        success = <optimized out>
>#832 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc49f0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cc3568, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#833 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cc3568, key=0xbf5c8ee4) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc49f0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#834 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cc3568) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cc3478}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#835 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cc4320 ""
>        o_product_s = 0x9cc4698 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cc4320 "", 0x9cc4698 "", 0x9cc4688 ""}
>#836 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#837 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#838 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164382992, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#839 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5c914c) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084452532, width = 164377600, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#840 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cc3400) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#841 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#842 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c949c "\276\003&\267|\225\\\277\234\225\\\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5c94a0 "|\225\\\277\234\225\\\277"
>#843 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c949c "\276\003&\267|\225\\\277\234\225\\\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#844 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5c949c "\276\003&\267|\225\\\277\234\225\\\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5c9800, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#845 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5c949c "\276\003&\267|\225\\\277\234\225\\\277"
>#846 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5c994c, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#847 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#848 0xb6901391 in ffi_call (cif=cif@entry=0xbf5c9644, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5c95b0, avalue=avalue@entry=0xbf5c9570) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5c9644, rvalue = 0xbf5c95b0, avalue = 0xbf5c9570}
>#849 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5c97c4, instance=0x9aa78c8, args_list=0xbf5c992c "L\231\\\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5c95b0
>        n_args = 4
>        atypes = 0xbf5c9590
>        args = 0xbf5c9570
>        storage = 0xbf5c9550
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5c9590, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5c95d0
>        tmpval_used = 0
>        args_copy = 0xbf5c9934 "H\231\\\277"
>#850 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5c97c4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c992c "L\231\\\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#851 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5c97c4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5c992c "L\231\\\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#852 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5c992c "L\231\\\277\001") at gsignal.c:3211
>        return_accu = 0xbf5c97c4
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5ca050, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#853 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5c992c "L\231\\\277\001"
>#854 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc4888 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#855 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbd9a0) at gsettingsbackend.c:271
>        closure = 0x9cbd9a0
>#856 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbd9a0, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#857 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbd9a0) at gmain.c:4948
>No locals.
>#858 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc4820 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbd9a0
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#859 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc4820 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#860 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc4820 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc46a8, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#861 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cc3738, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc4820 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc46a8
>#862 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cc3738, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a03610
>#863 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc4700 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cc3400, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cc3738
>        success = <optimized out>
>#864 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc4700 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cc3400, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#865 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cc3400, key=0xbf5c9bc4) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc4700 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#866 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cc3400) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cc3398}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#867 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cc4030 ""
>        o_product_s = 0x9cc43a8 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cc4030 "", 0x9cc43a8 "", 0x9cc4398 ""}
>#868 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#869 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#870 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164382240, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#871 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5c9e2c) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084449236, width = 164378720, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#872 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cc3860) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#873 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#874 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5ca17c "\276\003&\267\\\242\\\277|\242\\\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5ca180 "\\\242\\\277|\242\\\277"
>#875 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5ca17c "\276\003&\267\\\242\\\277|\242\\\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#876 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5ca17c "\276\003&\267\\\242\\\277|\242\\\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5ca4e0, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#877 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5ca17c "\276\003&\267\\\242\\\277|\242\\\277"
>#878 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5ca62c, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#879 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#880 0xb6901391 in ffi_call (cif=cif@entry=0xbf5ca324, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5ca290, avalue=avalue@entry=0xbf5ca250) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5ca324, rvalue = 0xbf5ca290, avalue = 0xbf5ca250}
>#881 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5ca4a4, instance=0x9aa78c8, args_list=0xbf5ca60c ",\246\\\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5ca290
>        n_args = 4
>        atypes = 0xbf5ca270
>        args = 0xbf5ca250
>        storage = 0xbf5ca230
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5ca270, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5ca2b0
>        tmpval_used = 0
>        args_copy = 0xbf5ca614 "(\246\\\277"
>#882 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5ca4a4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5ca60c ",\246\\\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#883 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5ca4a4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5ca60c ",\246\\\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#884 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5ca60c ",\246\\\277\001") at gsignal.c:3211
>        return_accu = 0xbf5ca4a4
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5cad30, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#885 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5ca60c ",\246\\\277\001"
>#886 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc4598 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#887 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbda40) at gsettingsbackend.c:271
>        closure = 0x9cbda40
>#888 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbda40, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#889 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbda40) at gmain.c:4948
>No locals.
>#890 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc4530 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbda40
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#891 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc4530 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#892 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc4530 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc43b8, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#893 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cc36a8, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc4530 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc43b8
>#894 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cc36a8, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a03610
>#895 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc4410 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cc3860, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cc36a8
>        success = <optimized out>
>#896 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc4410 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cc3860, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#897 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cc3860, key=0xbf5ca8a4) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc4410 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#898 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cc3860) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cc3630}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#899 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cc3b58 ""
>        o_product_s = 0x9cc40b8 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cc3b58 "", 0x9cc40b8 "", 0x9cc40a8 ""}
>#900 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#901 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#902 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164381488, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#903 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5cab0c) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084445940, width = 164363176, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#904 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cbfba8) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#905 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#906 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5cae5c "\276\003&\267<\257\\\277\\\257\\\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5cae60 "<\257\\\277\\\257\\\277"
>#907 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5cae5c "\276\003&\267<\257\\\277\\\257\\\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#908 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5cae5c "\276\003&\267<\257\\\277\\\257\\\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5cb1c0, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#909 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5cae5c "\276\003&\267<\257\\\277\\\257\\\277"
>#910 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5cb30c, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#911 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#912 0xb6901391 in ffi_call (cif=cif@entry=0xbf5cb004, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5caf70, avalue=avalue@entry=0xbf5caf30) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5cb004, rvalue = 0xbf5caf70, avalue = 0xbf5caf30}
>#913 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5cb184, instance=0x9aa78c8, args_list=0xbf5cb2ec "\f\263\\\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5caf70
>        n_args = 4
>        atypes = 0xbf5caf50
>        args = 0xbf5caf30
>        storage = 0xbf5caf10
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5caf50, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5caf90
>        tmpval_used = 0
>        args_copy = 0xbf5cb2f4 "\b\263\\\277"
>#914 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5cb184, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5cb2ec "\f\263\\\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#915 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5cb184, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5cb2ec "\f\263\\\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#916 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5cb2ec "\f\263\\\277\001") at gsignal.c:3211
>        return_accu = 0xbf5cb184
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5cba10, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#917 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5cb2ec "\f\263\\\277\001"
>#918 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc42a8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#919 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbdac0) at gsettingsbackend.c:271
>        closure = 0x9cbdac0
>#920 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdac0, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#921 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdac0) at gmain.c:4948
>No locals.
>#922 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc4240 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbdac0
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#923 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc4240 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#924 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc4240 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc40c8, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#925 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cc33c8, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc4240 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc40c8
>#926 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cc33c8, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a03610
>#927 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc4120 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cbfba8, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cc33c8
>        success = <optimized out>
>#928 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc4120 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cbfba8, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#929 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cbfba8, key=0xbf5cb584) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc4120 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#930 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cbfba8) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cc19a8}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#931 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cc32f0 ""
>        o_product_s = 0x9cc3dc8 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cc32f0 "", 0x9cc3dc8 "", 0x9cc3b68 ""}
>#932 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#933 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#934 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164380720, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#935 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5cb7ec) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084442644, width = 164378496, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#936 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cc3780) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#937 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#938 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5cbb3c "\276\003&\267\034\274\\\277<\274\\\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5cbb40 "\034\274\\\277<\274\\\277"
>#939 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5cbb3c "\276\003&\267\034\274\\\277<\274\\\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#940 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5cbb3c "\276\003&\267\034\274\\\277<\274\\\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5cbea0, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#941 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5cbb3c "\276\003&\267\034\274\\\277<\274\\\277"
>#942 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5cbfec, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#943 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#944 0xb6901391 in ffi_call (cif=cif@entry=0xbf5cbce4, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5cbc50, avalue=avalue@entry=0xbf5cbc10) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5cbce4, rvalue = 0xbf5cbc50, avalue = 0xbf5cbc10}
>#945 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5cbe64, instance=0x9aa78c8, args_list=0xbf5cbfcc "\354\277\\\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5cbc50
>        n_args = 4
>        atypes = 0xbf5cbc30
>        args = 0xbf5cbc10
>        storage = 0xbf5cbbf0
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5cbc30, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5cbc70
>        tmpval_used = 0
>        args_copy = 0xbf5cbfd4 "\350\277\\\277"
>#946 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5cbe64, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5cbfcc "\354\277\\\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#947 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5cbe64, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5cbfcc "\354\277\\\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#948 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5cbfcc "\354\277\\\277\001") at gsignal.c:3211
>        return_accu = 0xbf5cbe64
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5cc6f0, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#949 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5cbfcc "\354\277\\\277\001"
>#950 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc3fb8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#951 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbdb40) at gsettingsbackend.c:271
>        closure = 0x9cbdb40
>#952 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdb40, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#953 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdb40) at gmain.c:4948
>No locals.
>#954 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc3f50 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbdb40
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#955 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc3f50 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#956 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc3f50 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc3dd8, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#957 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cc3598, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc3f50 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc3dd8
>#958 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cc3598, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a03610
>#959 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc3e30 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cc3780, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cc3598
>        success = <optimized out>
>#960 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc3e30 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cc3780, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#961 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cc3780, key=0xbf5cc264) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc3e30 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#962 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cc3780) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cc3690}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#963 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cc27a8 ""
>        o_product_s = 0x9cc3130 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cc27a8 "", 0x9cc3130 "", 0x9cc3120 ""}
>#964 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#965 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#966 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164380000, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#967 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5cc4cc) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084439348, width = 164378208, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#968 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cc3660) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#969 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#970 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5cc81c "\276\003&\267\374\310\\\277\034\311\\\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5cc820 "\374\310\\\277\034\311\\\277"
>#971 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5cc81c "\276\003&\267\374\310\\\277\034\311\\\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#972 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5cc81c "\276\003&\267\374\310\\\277\034\311\\\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5ccb80, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#973 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5cc81c "\276\003&\267\374\310\\\277\034\311\\\277"
>#974 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5ccccc, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#975 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#976 0xb6901391 in ffi_call (cif=cif@entry=0xbf5cc9c4, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5cc930, avalue=avalue@entry=0xbf5cc8f0) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5cc9c4, rvalue = 0xbf5cc930, avalue = 0xbf5cc8f0}
>#977 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5ccb44, instance=0x9aa78c8, args_list=0xbf5cccac "\314\314\\\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5cc930
>        n_args = 4
>        atypes = 0xbf5cc910
>        args = 0xbf5cc8f0
>        storage = 0xbf5cc8d0
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5cc910, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5cc950
>        tmpval_used = 0
>        args_copy = 0xbf5cccb4 "\310\314\\\277"
>#978 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5ccb44, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5cccac "\314\314\\\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#979 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5ccb44, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5cccac "\314\314\\\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#980 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5cccac "\314\314\\\277\001") at gsignal.c:3211
>        return_accu = 0xbf5ccb44
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5cd3d0, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#981 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5cccac "\314\314\\\277\001"
>#982 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc3cf8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#983 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbdbc0) at gsettingsbackend.c:271
>        closure = 0x9cbdbc0
>#984 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdbc0, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#985 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdbc0) at gmain.c:4948
>No locals.
>#986 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc3c90 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbdbc0
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#987 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc3c90 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#988 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc3c90 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc2eb0, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#989 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cc3720, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc3c90 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc2eb0
>#990 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cc3720, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a03610
>#991 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc3b98 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cc3660, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cc3720
>        success = <optimized out>
>#992 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc3b98 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cc3660, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#993 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cc3660, key=0xbf5ccf44) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc3b98 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#994 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cc3660) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cc3708}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#995 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cc1da0 ""
>        o_product_s = 0x9cc27c8 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cc1da0 "", 0x9cc27c8 "", 0x9cc27b8 ""}
>#996 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#997 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#998 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164379336, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#999 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5cd1ac) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084436052, width = 164361832, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#1000 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cbf668) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#1001 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#1002 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5cd4fc "\276\003&\267\334\325\\\277\374\325\\\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5cd500 "\334\325\\\277\374\325\\\277"
>#1003 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5cd4fc "\276\003&\267\334\325\\\277\374\325\\\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1004 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5cd4fc "\276\003&\267\334\325\\\277\374\325\\\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5cd860, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1005 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5cd4fc "\276\003&\267\334\325\\\277\374\325\\\277"
>#1006 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5cd9ac, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#1007 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#1008 0xb6901391 in ffi_call (cif=cif@entry=0xbf5cd6a4, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5cd610, avalue=avalue@entry=0xbf5cd5d0) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5cd6a4, rvalue = 0xbf5cd610, avalue = 0xbf5cd5d0}
>#1009 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5cd824, instance=0x9aa78c8, args_list=0xbf5cd98c "\254\331\\\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5cd610
>        n_args = 4
>        atypes = 0xbf5cd5f0
>        args = 0xbf5cd5d0
>        storage = 0xbf5cd5b0
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5cd5f0, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5cd630
>        tmpval_used = 0
>        args_copy = 0xbf5cd994 "\250\331\\\277"
>#1010 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5cd824, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5cd98c "\254\331\\\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#1011 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5cd824, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5cd98c "\254\331\\\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1012 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5cd98c "\254\331\\\277\001") at gsignal.c:3211
>        return_accu = 0xbf5cd824
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5ce0b0, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1013 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5cd98c "\254\331\\\277\001"
>#1014 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc3a60 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#1015 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbdc60) at gsettingsbackend.c:271
>        closure = 0x9cbdc60
>#1016 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdc60, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#1017 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdc60) at gmain.c:4948
>No locals.
>#1018 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc39f8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbdc60
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#1019 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc39f8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#1020 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc39f8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc27d8, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#1021 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cc3338, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc39f8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc27d8
>#1022 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cc3338, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a03610
>#1023 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc3900 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cbf668, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cc3338
>        success = <optimized out>
>#1024 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc3900 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cbf668, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#1025 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cbf668, key=0xbf5cdc24) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc3900 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#1026 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cbf668) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cc3320}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#1027 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cc1d90 ""
>        o_product_s = 0x9cc2e78 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cc1d90 "", 0x9cc2e78 "", 0x9cc2e68 ""}
>#1028 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#1029 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#1030 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164377312, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#1031 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5cde8c) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084432756, width = 164370760, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#1032 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cc1948) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#1033 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#1034 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5ce1dc "\276\003&\267\274\342\\\277\334\342\\\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5ce1e0 "\274\342\\\277\334\342\\\277"
>#1035 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5ce1dc "\276\003&\267\274\342\\\277\334\342\\\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1036 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5ce1dc "\276\003&\267\274\342\\\277\334\342\\\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5ce540, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1037 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5ce1dc "\276\003&\267\274\342\\\277\334\342\\\277"
>#1038 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5ce68c, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#1039 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#1040 0xb6901391 in ffi_call (cif=cif@entry=0xbf5ce384, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5ce2f0, avalue=avalue@entry=0xbf5ce2b0) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5ce384, rvalue = 0xbf5ce2f0, avalue = 0xbf5ce2b0}
>#1041 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5ce504, instance=0x9aa78c8, args_list=0xbf5ce66c "\214\346\\\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5ce2f0
>        n_args = 4
>        atypes = 0xbf5ce2d0
>        args = 0xbf5ce2b0
>        storage = 0xbf5ce290
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5ce2d0, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5ce310
>        tmpval_used = 0
>        args_copy = 0xbf5ce674 "\210\346\\\277"
>#1042 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5ce504, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5ce66c "\214\346\\\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#1043 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5ce504, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5ce66c "\214\346\\\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1044 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5ce66c "\214\346\\\277\001") at gsignal.c:3211
>        return_accu = 0xbf5ce504
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5ced90, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1045 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5ce66c "\214\346\\\277\001"
>#1046 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc3278 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#1047 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbdd20) at gsettingsbackend.c:271
>        closure = 0x9cbdd20
>#1048 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdd20, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#1049 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdd20) at gmain.c:4948
>No locals.
>#1050 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc3210 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbdd20
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#1051 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc3210 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#1052 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc3210 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc2e88, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#1053 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cc17a8, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc3210 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc2e88
>#1054 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cc17a8, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a03610
>#1055 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc3140 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cc1948, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cc17a8
>        success = <optimized out>
>#1056 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc3140 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cc1948, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#1057 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cc1948, key=0xbf5ce904) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc3140 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#1058 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cc1948) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cc1608}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#1059 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cc12f8 ""
>        o_product_s = 0x9cc1d80 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cc12f8 "", 0x9cc1d80 "", 0x9cc1b28 ""}
>#1060 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#1061 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#1062 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164376688, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#1063 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5ceb6c) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084429460, width = 164370000, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#1064 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cc1650) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#1065 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#1066 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5ceebc "\276\003&\267\234\357\\\277\274\357\\\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5ceec0 "\234\357\\\277\274\357\\\277"
>#1067 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5ceebc "\276\003&\267\234\357\\\277\274\357\\\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1068 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5ceebc "\276\003&\267\234\357\\\277\274\357\\\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5cf220, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1069 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5ceebc "\276\003&\267\234\357\\\277\274\357\\\277"
>#1070 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5cf36c, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#1071 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#1072 0xb6901391 in ffi_call (cif=cif@entry=0xbf5cf064, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5cefd0, avalue=avalue@entry=0xbf5cef90) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5cf064, rvalue = 0xbf5cefd0, avalue = 0xbf5cef90}
>#1073 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5cf1e4, instance=0x9aa78c8, args_list=0xbf5cf34c "l\363\\\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5cefd0
>        n_args = 4
>        atypes = 0xbf5cefb0
>        args = 0xbf5cef90
>        storage = 0xbf5cef70
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5cefb0, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5ceff0
>        tmpval_used = 0
>        args_copy = 0xbf5cf354 "h\363\\\277"
>#1074 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5cf1e4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5cf34c "l\363\\\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#1075 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5cf1e4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5cf34c "l\363\\\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1076 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5cf34c "l\363\\\277\001") at gsignal.c:3211
>        return_accu = 0xbf5cf1e4
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5cfa70, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1077 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5cf34c "l\363\\\277\001"
>#1078 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc3008 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#1079 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbdda0) at gsettingsbackend.c:271
>        closure = 0x9cbdda0
>#1080 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdda0, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#1081 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdda0) at gmain.c:4948
>No locals.
>#1082 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc2fa0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbdda0
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#1083 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc2fa0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#1084 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc2fa0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc2378, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#1085 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cbf638, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc2fa0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc2378
>#1086 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cbf638, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a03610
>#1087 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc2ed0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cc1650, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cbf638
>        success = <optimized out>
>#1088 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc2ed0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cc1650, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#1089 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cc1650, key=0xbf5cf5e4) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc2ed0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#1090 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cc1650) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cbf978}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#1091 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cc13b8 ""
>        o_product_s = 0x9cc1b78 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cc13b8 "", 0x9cc1b78 "", 0x9cc00a8 ""}
>#1092 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#1093 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#1094 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164376064, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#1095 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5cf84c) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084426164, width = 164363080, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#1096 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cbfb48) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#1097 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#1098 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5cfb9c "\276\003&\267|\374\\\277\234\374\\\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5cfba0 "|\374\\\277\234\374\\\277"
>#1099 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5cfb9c "\276\003&\267|\374\\\277\234\374\\\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1100 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5cfb9c "\276\003&\267|\374\\\277\234\374\\\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5cff00, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1101 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5cfb9c "\276\003&\267|\374\\\277\234\374\\\277"
>#1102 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5d004c, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#1103 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#1104 0xb6901391 in ffi_call (cif=cif@entry=0xbf5cfd44, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5cfcb0, avalue=avalue@entry=0xbf5cfc70) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5cfd44, rvalue = 0xbf5cfcb0, avalue = 0xbf5cfc70}
>#1105 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5cfec4, instance=0x9aa78c8, args_list=0xbf5d002c "L", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5cfcb0
>        n_args = 4
>        atypes = 0xbf5cfc90
>        args = 0xbf5cfc70
>        storage = 0xbf5cfc50
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5cfc90, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5cfcd0
>        tmpval_used = 0
>        args_copy = 0xbf5d0034 "H"
>#1106 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5cfec4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d002c "L", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#1107 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5cfec4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d002c "L", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1108 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5d002c "L") at gsignal.c:3211
>        return_accu = 0xbf5cfec4
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5d0750, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1109 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5d002c "L"
>#1110 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc20c0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#1111 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbde40) at gsettingsbackend.c:271
>        closure = 0x9cbde40
>#1112 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbde40, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#1113 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbde40) at gmain.c:4948
>No locals.
>#1114 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc1dd8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbde40
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#1115 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc1dd8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#1116 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc1dd8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc1fe0, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#1117 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cc1ac8, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc1dd8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc1fe0
>#1118 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cc1ac8, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a037b0
>#1119 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc1f78 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cbfb48, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cc1ac8
>        success = <optimized out>
>#1120 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc1f78 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cbfb48, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#1121 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cbfb48, key=0xbf5d02c4) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc1f78 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#1122 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cbfb48) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cc1a98}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#1123 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cbfeb8 ""
>        o_product_s = 0x9cbfec8 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cbfeb8 "", 0x9cbfec8 "", 0x9cc03a8 ""}
>#1124 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#1125 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#1126 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164374440, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#1127 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5d052c) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084422868, width = 164362032, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#1128 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cbf730) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#1129 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#1130 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d087c "\276\003&\267\\\t]\277|\t]\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5d0880 "\\\t]\277|\t]\277"
>#1131 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d087c "\276\003&\267\\\t]\277|\t]\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1132 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5d087c "\276\003&\267\\\t]\277|\t]\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5d0be0, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1133 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5d087c "\276\003&\267\\\t]\277|\t]\277"
>#1134 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5d0d2c, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#1135 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#1136 0xb6901391 in ffi_call (cif=cif@entry=0xbf5d0a24, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5d0990, avalue=avalue@entry=0xbf5d0950) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5d0a24, rvalue = 0xbf5d0990, avalue = 0xbf5d0950}
>#1137 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5d0ba4, instance=0x9aa78c8, args_list=0xbf5d0d0c ",\r]\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5d0990
>        n_args = 4
>        atypes = 0xbf5d0970
>        args = 0xbf5d0950
>        storage = 0xbf5d0930
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5d0970, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5d09b0
>        tmpval_used = 0
>        args_copy = 0xbf5d0d14 "(\r]\277"
>#1138 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5d0ba4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d0d0c ",\r]\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#1139 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5d0ba4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d0d0c ",\r]\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1140 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5d0d0c ",\r]\277\001") at gsignal.c:3211
>        return_accu = 0xbf5d0ba4
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5d1430, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1141 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5d0d0c ",\r]\277\001"
>#1142 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc2740 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#1143 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbde20) at gsettingsbackend.c:271
>        closure = 0x9cbde20
>#1144 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbde20, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#1145 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbde20) at gmain.c:4948
>No locals.
>#1146 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc26d8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbde20
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#1147 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc26d8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#1148 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc26d8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc1b88, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#1149 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cc1a80, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc26d8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc1b88
>#1150 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cc1a80, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9934960
>#1151 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc2608 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cbf730, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cc1a80
>        success = <optimized out>
>#1152 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc2608 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cbf730, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#1153 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cbf730, key=0xbf5d0fa4) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc2608 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#1154 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cbf730) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cc1a50}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#1155 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cc0568 ""
>        o_product_s = 0x9cc0588 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cc0568 "", 0x9cc0588 "", 0x9cc0578 ""}
>#1156 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#1157 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#1158 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164373816, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#1159 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5d120c) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084419572, width = 164370880, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#1160 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cc19c0) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#1161 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#1162 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d155c "\276\003&\267<\026]\277\\\026]\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5d1560 "<\026]\277\\\026]\277"
>#1163 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d155c "\276\003&\267<\026]\277\\\026]\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1164 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5d155c "\276\003&\267<\026]\277\\\026]\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5d18c0, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1165 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5d155c "\276\003&\267<\026]\277\\\026]\277"
>#1166 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5d1a0c, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#1167 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#1168 0xb6901391 in ffi_call (cif=cif@entry=0xbf5d1704, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5d1670, avalue=avalue@entry=0xbf5d1630) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5d1704, rvalue = 0xbf5d1670, avalue = 0xbf5d1630}
>#1169 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5d1884, instance=0x9aa78c8, args_list=0xbf5d19ec "\f\032]\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5d1670
>        n_args = 4
>        atypes = 0xbf5d1650
>        args = 0xbf5d1630
>        storage = 0xbf5d1610
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5d1650, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5d1690
>        tmpval_used = 0
>        args_copy = 0xbf5d19f4 "\b\032]\277"
>#1170 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5d1884, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d19ec "\f\032]\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#1171 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5d1884, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d19ec "\f\032]\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1172 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5d19ec "\f\032]\277\001") at gsignal.c:3211
>        return_accu = 0xbf5d1884
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5d2110, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1173 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5d19ec "\f\032]\277\001"
>#1174 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc24d0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#1175 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbddc0) at gsettingsbackend.c:271
>        closure = 0x9cbddc0
>#1176 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbddc0, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#1177 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbddc0) at gmain.c:4948
>No locals.
>#1178 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc2468 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbddc0
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#1179 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc2468 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#1180 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc2468 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc0078, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#1181 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cc1918, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc2468 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc0078
>#1182 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cc1918, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a03560
>#1183 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc2398 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cc19c0, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cc1918
>        success = <optimized out>
>#1184 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc2398 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cc19c0, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#1185 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cc19c0, key=0xbf5d1c84) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc2398 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#1186 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cc19c0) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cc18c8}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#1187 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cc0888 ""
>        o_product_s = 0x9cbfc58 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cc0888 "", 0x9cbfc58 "", 0x9cbfc48 ""}
>#1188 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#1189 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#1190 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164373192, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#1191 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5d1eec) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084416276, width = 164363200, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#1192 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cbfbc0) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#1193 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#1194 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d223c "\276\003&\267\034#]\277<#]\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5d2240 "\034#]\277<#]\277"
>#1195 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d223c "\276\003&\267\034#]\277<#]\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1196 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5d223c "\276\003&\267\034#]\277<#]\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5d25a0, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1197 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5d223c "\276\003&\267\034#]\277<#]\277"
>#1198 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5d26ec, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#1199 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#1200 0xb6901391 in ffi_call (cif=cif@entry=0xbf5d23e4, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5d2350, avalue=avalue@entry=0xbf5d2310) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5d23e4, rvalue = 0xbf5d2350, avalue = 0xbf5d2310}
>#1201 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5d2564, instance=0x9aa78c8, args_list=0xbf5d26cc "\354&]\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5d2350
>        n_args = 4
>        atypes = 0xbf5d2330
>        args = 0xbf5d2310
>        storage = 0xbf5d22f0
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5d2330, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5d2370
>        tmpval_used = 0
>        args_copy = 0xbf5d26d4 "\350&]\277"
>#1202 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5d2564, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d26cc "\354&]\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#1203 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5d2564, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d26cc "\354&]\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1204 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5d26cc "\354&]\277\001") at gsignal.c:3211
>        return_accu = 0xbf5d2564
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5d2df0, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1205 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5d26cc "\354&]\277\001"
>#1206 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc2260 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#1207 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbdd80) at gsettingsbackend.c:271
>        closure = 0x9cbdd80
>#1208 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdd80, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#1209 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdd80) at gmain.c:4948
>No locals.
>#1210 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc21f8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbdd80
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#1211 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc21f8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#1212 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc21f8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cb2468, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#1213 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cc1808, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc21f8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cb2468
>#1214 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cc1808, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x0
>#1215 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc2128 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cbfbc0, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cc1808
>        success = <optimized out>
>#1216 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc2128 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cbfbc0, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#1217 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cbfbc0, key=0xbf5d2964) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc2128 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#1218 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cbfbc0) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cc17c0}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#1219 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cc0878 ""
>        o_product_s = 0x9cc0618 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cc0878 "", 0x9cc0618 "", 0x9cc0608 ""}
>#1220 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#1221 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#1222 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164372568, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#1223 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5d2bcc) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084412980, width = 164370296, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#1224 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cc1778) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#1225 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#1226 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d2f1c "\276\003&\267\374/]\277\034\060]\277\363c\327\266\061\236\030\267\371\020\220\266", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5d2f20 "\374/]\277\034\060]\277\363c\327\266\061\236\030\267\371\020\220\266"
>#1227 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d2f1c "\276\003&\267\374/]\277\034\060]\277\363c\327\266\061\236\030\267\371\020\220\266", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1228 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5d2f1c "\276\003&\267\374/]\277\034\060]\277\363c\327\266\061\236\030\267\371\020\220\266") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5d3280, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1229 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5d2f1c "\276\003&\267\374/]\277\034\060]\277\363c\327\266\061\236\030\267\371\020\220\266"
>#1230 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5d33cc, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#1231 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#1232 0xb6901391 in ffi_call (cif=cif@entry=0xbf5d30c4, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5d3030, avalue=avalue@entry=0xbf5d2ff0) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5d30c4, rvalue = 0xbf5d3030, avalue = 0xbf5d2ff0}
>#1233 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5d3244, instance=0x9aa78c8, args_list=0xbf5d33ac "\314\063]\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5d3030
>        n_args = 4
>        atypes = 0xbf5d3010
>        args = 0xbf5d2ff0
>        storage = 0xbf5d2fd0
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5d3010, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5d3050
>        tmpval_used = 0
>        args_copy = 0xbf5d33b4 "\310\063]\277"
>#1234 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5d3244, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d33ac "\314\063]\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#1235 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5d3244, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d33ac "\314\063]\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1236 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5d33ac "\314\063]\277\001") at gsignal.c:3211
>        return_accu = 0xbf5d3244
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5d3ad0, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1237 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5d33ac "\314\063]\277\001"
>#1238 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc1ff0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#1239 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbdd40) at gsettingsbackend.c:271
>        closure = 0x9cbdd40
>#1240 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdd40, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#1241 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdd40) at gmain.c:4948
>No locals.
>#1242 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc1f10 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbdd40
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#1243 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc1f10 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#1244 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc1f10 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc0138, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#1245 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cc1978, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc1f10 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc0138
>#1246 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cc1978, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x0
>#1247 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc1e40 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cc1778, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cc1978
>        success = <optimized out>
>#1248 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc1e40 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cc1778, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#1249 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cc1778, key=0xbf5d3644) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc1e40 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#1250 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cc1778) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cc1990}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#1251 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cc10c8 ""
>        o_product_s = 0x9cc10b8 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cc10c8 "", 0x9cc10b8 "", 0x9cc0af8 ""}
>#1252 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#1253 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#1254 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164371824, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#1255 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5d38ac) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084409684, width = 164370464, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#1256 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cc1820) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#1257 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#1258 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d3bfc "\276\003&\267\334<]\277\374<]\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5d3c00 "\334<]\277\374<]\277"
>#1259 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d3bfc "\276\003&\267\334<]\277\374<]\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1260 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5d3bfc "\276\003&\267\334<]\277\374<]\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5d3f60, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1261 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5d3bfc "\276\003&\267\334<]\277\374<]\277"
>#1262 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5d40ac, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#1263 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#1264 0xb6901391 in ffi_call (cif=cif@entry=0xbf5d3da4, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5d3d10, avalue=avalue@entry=0xbf5d3cd0) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5d3da4, rvalue = 0xbf5d3d10, avalue = 0xbf5d3cd0}
>#1265 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5d3f24, instance=0x9aa78c8, args_list=0xbf5d408c "\254@]\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5d3d10
>        n_args = 4
>        atypes = 0xbf5d3cf0
>        args = 0xbf5d3cd0
>        storage = 0xbf5d3cb0
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5d3cf0, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5d3d30
>        tmpval_used = 0
>        args_copy = 0xbf5d4094 "\250@]\277"
>#1266 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5d3f24, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d408c "\254@]\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#1267 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5d3f24, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d408c "\254@]\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1268 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5d408c "\254@]\277\001") at gsignal.c:3211
>        return_accu = 0xbf5d3f24
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5d47b0, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1269 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5d408c "\254@]\277\001"
>#1270 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc1d08 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#1271 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbdcc0) at gsettingsbackend.c:271
>        closure = 0x9cbdcc0
>#1272 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdcc0, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#1273 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdcc0) at gmain.c:4948
>No locals.
>#1274 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc1ca0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbdcc0
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#1275 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc1ca0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#1276 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc1ca0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc0dc8, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#1277 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cc18b0, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc1ca0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc0dc8
>#1278 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cc18b0, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a04690
>#1279 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc1bd0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cc1820, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cc18b0
>        success = <optimized out>
>#1280 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc1bd0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cc1820, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#1281 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cc1820, key=0xbf5d4324) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc1bd0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#1282 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cc1820) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cc1898}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#1283 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cc1370 ""
>        o_product_s = 0x9cc1360 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cc1370 "", 0x9cc1360 "", 0x9cc12e8 ""}
>#1284 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#1285 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#1286 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164371200, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#1287 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5d458c) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084406388, width = 164362152, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#1288 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cbf7a8) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#1289 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#1290 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d48dc "\276\003&\267\274I]\277\334I]\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5d48e0 "\274I]\277\334I]\277"
>#1291 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d48dc "\276\003&\267\274I]\277\334I]\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1292 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5d48dc "\276\003&\267\274I]\277\334I]\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5d4c40, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1293 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5d48dc "\276\003&\267\274I]\277\334I]\277"
>#1294 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5d4d8c, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#1295 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#1296 0xb6901391 in ffi_call (cif=cif@entry=0xbf5d4a84, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5d49f0, avalue=avalue@entry=0xbf5d49b0) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5d4a84, rvalue = 0xbf5d49f0, avalue = 0xbf5d49b0}
>#1297 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5d4c04, instance=0x9aa78c8, args_list=0xbf5d4d6c "\214M]\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5d49f0
>        n_args = 4
>        atypes = 0xbf5d49d0
>        args = 0xbf5d49b0
>        storage = 0xbf5d4990
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5d49d0, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5d4a10
>        tmpval_used = 0
>        args_copy = 0xbf5d4d74 "\210M]\277"
>#1298 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5d4c04, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d4d6c "\214M]\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#1299 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5d4c04, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d4d6c "\214M]\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1300 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5d4d6c "\214M]\277\001") at gsignal.c:3211
>        return_accu = 0xbf5d4c04
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5d5490, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1301 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5d4d6c "\214M]\277\001"
>#1302 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc1560 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#1303 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbdc80) at gsettingsbackend.c:271
>        closure = 0x9cbdc80
>#1304 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdc80, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#1305 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdc80) at gmain.c:4948
>No locals.
>#1306 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc14f8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbdc80
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#1307 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc14f8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#1308 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc14f8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc1380, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#1309 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cbfb00, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc14f8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc1380
>#1310 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cbfb00, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a03560
>#1311 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc13d8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cbf7a8, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cbfb00
>        success = <optimized out>
>#1312 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc13d8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cbf7a8, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#1313 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cbf7a8, key=0xbf5d5004) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc13d8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#1314 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cbf7a8) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cbce30}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#1315 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cc0d08 ""
>        o_product_s = 0x9cc1080 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cc0d08 "", 0x9cc1080 "", 0x9cc1070 ""}
>#1316 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#1317 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#1318 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164369144, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#1319 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5d526c) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084403092, width = 164362008, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#1320 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cbf718) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#1321 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#1322 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d55bc "\276\003&\267\234V]\277\274V]\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5d55c0 "\234V]\277\274V]\277"
>#1323 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d55bc "\276\003&\267\234V]\277\274V]\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1324 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5d55bc "\276\003&\267\234V]\277\274V]\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5d5920, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1325 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5d55bc "\276\003&\267\234V]\277\274V]\277"
>#1326 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5d5a6c, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#1327 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#1328 0xb6901391 in ffi_call (cif=cif@entry=0xbf5d5764, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5d56d0, avalue=avalue@entry=0xbf5d5690) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5d5764, rvalue = 0xbf5d56d0, avalue = 0xbf5d5690}
>#1329 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5d58e4, instance=0x9aa78c8, args_list=0xbf5d5a4c "lZ]\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5d56d0
>        n_args = 4
>        atypes = 0xbf5d56b0
>        args = 0xbf5d5690
>        storage = 0xbf5d5670
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5d56b0, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5d56f0
>        tmpval_used = 0
>        args_copy = 0xbf5d5a54 "hZ]\277"
>#1330 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5d58e4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d5a4c "lZ]\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#1331 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5d58e4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d5a4c "lZ]\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1332 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5d5a4c "lZ]\277\001") at gsignal.c:3211
>        return_accu = 0xbf5d58e4
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5d6170, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1333 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5d5a4c "lZ]\277\001"
>#1334 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc1270 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#1335 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbdc40) at gsettingsbackend.c:271
>        closure = 0x9cbdc40
>#1336 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdc40, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#1337 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdc40) at gmain.c:4948
>No locals.
>#1338 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc1208 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbdc40
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#1339 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc1208 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#1340 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc1208 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc1090, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#1341 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cbaa30, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc1208 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc1090
>#1342 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cbaa30, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a012a0
>#1343 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc10e8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cbf718, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cbaa30
>        success = <optimized out>
>#1344 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc10e8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cbf718, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#1345 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cbf718, key=0xbf5d5ce4) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc10e8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#1346 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cbf718) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cbce78}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#1347 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cc0858 ""
>        o_product_s = 0x9cc0d90 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cc0858 "", 0x9cc0d90 "", 0x9cc0d80 ""}
>#1348 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#1349 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#1350 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164368392, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#1351 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5d5f4c) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084399796, width = 164361880, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#1352 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cbf698) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#1353 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#1354 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d629c "\276\003&\267|c]\277\234c]\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5d62a0 "|c]\277\234c]\277"
>#1355 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d629c "\276\003&\267|c]\277\234c]\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1356 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5d629c "\276\003&\267|c]\277\234c]\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5d6600, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1357 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5d629c "\276\003&\267|c]\277\234c]\277"
>#1358 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5d674c, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#1359 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#1360 0xb6901391 in ffi_call (cif=cif@entry=0xbf5d6444, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5d63b0, avalue=avalue@entry=0xbf5d6370) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5d6444, rvalue = 0xbf5d63b0, avalue = 0xbf5d6370}
>#1361 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5d65c4, instance=0x9aa78c8, args_list=0xbf5d672c "Lg]\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5d63b0
>        n_args = 4
>        atypes = 0xbf5d6390
>        args = 0xbf5d6370
>        storage = 0xbf5d6350
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5d6390, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5d63d0
>        tmpval_used = 0
>        args_copy = 0xbf5d6734 "Hg]\277"
>#1362 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5d65c4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d672c "Lg]\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#1363 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5d65c4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d672c "Lg]\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1364 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5d672c "Lg]\277\001") at gsignal.c:3211
>        return_accu = 0xbf5d65c4
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5d6e50, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1365 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5d672c "Lg]\277\001"
>#1366 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc0f80 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#1367 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbdc00) at gsettingsbackend.c:271
>        closure = 0x9cbdc00
>#1368 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdc00, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#1369 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdc00) at gmain.c:4948
>No locals.
>#1370 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc0f18 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbdc00
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#1371 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc0f18 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#1372 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc0f18 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc0da0, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#1373 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cbd290, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc0f18 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc0da0
>#1374 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cbd290, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a05180
>#1375 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc0df8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cbf698, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cbd290
>        success = <optimized out>
>#1376 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc0df8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cbf698, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#1377 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cbf698, key=0xbf5d69c4) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc0df8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#1378 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cbf698) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cbf8c8}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#1379 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cc0118 ""
>        o_product_s = 0x9cc0aa0 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cc0118 "", 0x9cc0aa0 "", 0x9cc0868 ""}
>#1380 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#1381 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#1382 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164367624, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#1383 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5d6c2c) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084396500, width = 164362272, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#1384 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cbf820) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#1385 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#1386 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d6f7c "\276\003&\267\\p]\277|p]\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5d6f80 "\\p]\277|p]\277"
>#1387 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d6f7c "\276\003&\267\\p]\277|p]\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1388 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5d6f7c "\276\003&\267\\p]\277|p]\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5d72e0, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1389 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5d6f7c "\276\003&\267\\p]\277|p]\277"
>#1390 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5d742c, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#1391 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#1392 0xb6901391 in ffi_call (cif=cif@entry=0xbf5d7124, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5d7090, avalue=avalue@entry=0xbf5d7050) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5d7124, rvalue = 0xbf5d7090, avalue = 0xbf5d7050}
>#1393 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5d72a4, instance=0x9aa78c8, args_list=0xbf5d740c ",t]\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5d7090
>        n_args = 4
>        atypes = 0xbf5d7070
>        args = 0xbf5d7050
>        storage = 0xbf5d7030
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5d7070, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5d70b0
>        tmpval_used = 0
>        args_copy = 0xbf5d7414 "(t]\277"
>#1394 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5d72a4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d740c ",t]\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#1395 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5d72a4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d740c ",t]\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1396 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5d740c ",t]\277\001") at gsignal.c:3211
>        return_accu = 0xbf5d72a4
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5d7b30, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1397 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5d740c ",t]\277\001"
>#1398 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc0c90 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#1399 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbdba0) at gsettingsbackend.c:271
>        closure = 0x9cbdba0
>#1400 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdba0, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#1401 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdba0) at gmain.c:4948
>No locals.
>#1402 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc0c28 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbdba0
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#1403 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc0c28 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#1404 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc0c28 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc0ab0, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#1405 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cbfb18, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc0c28 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc0ab0
>#1406 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cbfb18, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a04690
>#1407 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc0b08 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cbf820, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cbfb18
>        success = <optimized out>
>#1408 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc0b08 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cbf820, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#1409 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cbf820, key=0xbf5d76a4) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc0b08 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#1410 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cbf820) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cbfa98}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#1411 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cbfe70 ""
>        o_product_s = 0x9cbfc10 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cbfe70 "", 0x9cbfc10 "", 0x9cbfc00 ""}
>#1412 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#1413 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#1414 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164366904, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#1415 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5d790c) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084393204, width = 164362104, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#1416 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cbf778) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#1417 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#1418 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d7c5c "\276\003&\267<}]\277\\}]\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5d7c60 "<}]\277\\}]\277"
>#1419 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d7c5c "\276\003&\267<}]\277\\}]\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1420 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5d7c5c "\276\003&\267<}]\277\\}]\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5d7fc0, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1421 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5d7c5c "\276\003&\267<}]\277\\}]\277"
>#1422 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5d810c, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#1423 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#1424 0xb6901391 in ffi_call (cif=cif@entry=0xbf5d7e04, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5d7d70, avalue=avalue@entry=0xbf5d7d30) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5d7e04, rvalue = 0xbf5d7d70, avalue = 0xbf5d7d30}
>#1425 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5d7f84, instance=0x9aa78c8, args_list=0xbf5d80ec "\f\201]\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5d7d70
>        n_args = 4
>        atypes = 0xbf5d7d50
>        args = 0xbf5d7d30
>        storage = 0xbf5d7d10
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5d7d50, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5d7d90
>        tmpval_used = 0
>        args_copy = 0xbf5d80f4 "\b\201]\277"
>#1426 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5d7f84, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d80ec "\f\201]\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#1427 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5d7f84, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d80ec "\f\201]\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1428 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5d80ec "\f\201]\277\001") at gsignal.c:3211
>        return_accu = 0xbf5d7f84
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5d8810, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1429 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5d80ec "\f\201]\277\001"
>#1430 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc09d0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#1431 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbdb60) at gsettingsbackend.c:271
>        closure = 0x9cbdb60
>#1432 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdb60, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#1433 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdb60) at gmain.c:4948
>No locals.
>#1434 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc0968 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbdb60
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#1435 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc0968 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#1436 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc0968 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cbfc20, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#1437 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cbf960, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc0968 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cbfc20
>#1438 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cbf960, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a03560
>#1439 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc0898 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cbf778, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cbf960
>        success = <optimized out>
>#1440 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc0898 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cbf778, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#1441 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cbf778, key=0xbf5d8384) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc0898 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#1442 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cbf778) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cbf990}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#1443 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cbe238 ""
>        o_product_s = 0x9cbfe90 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cbe238 "", 0x9cbfe90 "", 0x9cbfe80 ""}
>#1444 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#1445 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#1446 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164366280, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#1447 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5d85ec) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084389908, width = 164361928, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#1448 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cbf6c8) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#1449 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#1450 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d893c "\276\003&\267\034\212]\277<\212]\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5d8940 "\034\212]\277<\212]\277"
>#1451 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d893c "\276\003&\267\034\212]\277<\212]\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1452 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5d893c "\276\003&\267\034\212]\277<\212]\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5d8ca0, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1453 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5d893c "\276\003&\267\034\212]\277<\212]\277"
>#1454 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5d8dec, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#1455 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#1456 0xb6901391 in ffi_call (cif=cif@entry=0xbf5d8ae4, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5d8a50, avalue=avalue@entry=0xbf5d8a10) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5d8ae4, rvalue = 0xbf5d8a50, avalue = 0xbf5d8a10}
>#1457 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5d8c64, instance=0x9aa78c8, args_list=0xbf5d8dcc "\354\215]\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5d8a50
>        n_args = 4
>        atypes = 0xbf5d8a30
>        args = 0xbf5d8a10
>        storage = 0xbf5d89f0
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5d8a30, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5d8a70
>        tmpval_used = 0
>        args_copy = 0xbf5d8dd4 "\350\215]\277"
>#1458 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5d8c64, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d8dcc "\354\215]\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#1459 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5d8c64, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d8dcc "\354\215]\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1460 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5d8dcc "\354\215]\277\001") at gsignal.c:3211
>        return_accu = 0xbf5d8c64
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5d94f0, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1461 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5d8dcc "\354\215]\277\001"
>#1462 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc0760 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#1463 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbdb20) at gsettingsbackend.c:271
>        closure = 0x9cbdb20
>#1464 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdb20, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#1465 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdb20) at gmain.c:4948
>No locals.
>#1466 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc06f8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbdb20
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#1467 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc06f8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#1468 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc06f8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cc0350, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#1469 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cbf748, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc06f8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cc0350
>#1470 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cbf748, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a012a0
>#1471 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc0628 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cbf6c8, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cbf748
>        success = <optimized out>
>#1472 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc0628 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cbf6c8, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#1473 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cbf6c8, key=0xbf5d9064) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc0628 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#1474 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cbf6c8) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cbcfc8}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#1475 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cbe6f8 ""
>        o_product_s = 0x9cbe718 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cbe6f8 "", 0x9cbe718 "", 0x9cbe708 ""}
>#1476 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#1477 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#1478 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164365656, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#1479 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5d92cc) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084386612, width = 164362808, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#1480 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cbfa38) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#1481 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#1482 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d961c "\276\003&\267\374\226]\277\034\227]\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5d9620 "\374\226]\277\034\227]\277"
>#1483 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d961c "\276\003&\267\374\226]\277\034\227]\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1484 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5d961c "\276\003&\267\374\226]\277\034\227]\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5d9980, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1485 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5d961c "\276\003&\267\374\226]\277\034\227]\277"
>#1486 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5d9acc, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#1487 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#1488 0xb6901391 in ffi_call (cif=cif@entry=0xbf5d97c4, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5d9730, avalue=avalue@entry=0xbf5d96f0) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5d97c4, rvalue = 0xbf5d9730, avalue = 0xbf5d96f0}
>#1489 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5d9944, instance=0x9aa78c8, args_list=0xbf5d9aac "\314\232]\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5d9730
>        n_args = 4
>        atypes = 0xbf5d9710
>        args = 0xbf5d96f0
>        storage = 0xbf5d96d0
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5d9710, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5d9750
>        tmpval_used = 0
>        args_copy = 0xbf5d9ab4 "\310\232]\277"
>#1490 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5d9944, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d9aac "\314\232]\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#1491 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5d9944, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5d9aac "\314\232]\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1492 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5d9aac "\314\232]\277\001") at gsignal.c:3211
>        return_accu = 0xbf5d9944
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5da1d0, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1493 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5d9aac "\314\232]\277\001"
>#1494 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc04f0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#1495 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbdae0) at gsettingsbackend.c:271
>        closure = 0x9cbdae0
>#1496 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdae0, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#1497 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdae0) at gmain.c:4948
>No locals.
>#1498 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc0488 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbdae0
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#1499 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc0488 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#1500 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc0488 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cbe208, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#1501 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cbfb30, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc0488 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cbe208
>#1502 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cbfb30, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a03610
>#1503 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc03b8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cbfa38, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cbfb30
>        success = <optimized out>
>#1504 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc03b8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cbfa38, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#1505 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cbfa38, key=0xbf5d9d44) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc03b8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#1506 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cbfa38) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cbfac8}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#1507 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cbf368 ""
>        o_product_s = 0x9cbe048 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cbf368 "", 0x9cbe048 "", 0x9cbe2c8 ""}
>#1508 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#1509 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#1510 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164365032, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#1511 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5d9fac) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084383316, width = 164352704, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#1512 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cbd2c0) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#1513 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#1514 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5da2fc "\276\003&\267\334\243]\277\374\243]\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5da300 "\334\243]\277\374\243]\277"
>#1515 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5da2fc "\276\003&\267\334\243]\277\374\243]\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1516 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5da2fc "\276\003&\267\334\243]\277\374\243]\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5da660, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1517 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5da2fc "\276\003&\267\334\243]\277\374\243]\277"
>#1518 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5da7ac, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#1519 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#1520 0xb6901391 in ffi_call (cif=cif@entry=0xbf5da4a4, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5da410, avalue=avalue@entry=0xbf5da3d0) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5da4a4, rvalue = 0xbf5da410, avalue = 0xbf5da3d0}
>#1521 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5da624, instance=0x9aa78c8, args_list=0xbf5da78c "\254\247]\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5da410
>        n_args = 4
>        atypes = 0xbf5da3f0
>        args = 0xbf5da3d0
>        storage = 0xbf5da3b0
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5da3f0, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5da430
>        tmpval_used = 0
>        args_copy = 0xbf5da794 "\250\247]\277"
>#1522 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5da624, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5da78c "\254\247]\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#1523 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5da624, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5da78c "\254\247]\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1524 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5da78c "\254\247]\277\001") at gsignal.c:3211
>        return_accu = 0xbf5da624
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5daeb0, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1525 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5da78c "\254\247]\277\001"
>#1526 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc0280 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#1527 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbdaa0) at gsettingsbackend.c:271
>        closure = 0x9cbdaa0
>#1528 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdaa0, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#1529 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbdaa0) at gmain.c:4948
>No locals.
>#1530 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cc0218 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbdaa0
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#1531 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cc0218 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#1532 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cc0218 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cbe058, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#1533 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cbcd80, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cc0218 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cbe058
>#1534 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cbcd80, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a01e80
>#1535 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cc0148 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cbd2c0, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cbcd80
>        success = <optimized out>
>#1536 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cc0148 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cbd2c0, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#1537 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cbd2c0, key=0xbf5daa24) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cc0148 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#1538 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cbd2c0) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cbd2a8}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#1539 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cbea98 ""
>        o_product_s = 0x9cbe7a8 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cbea98 "", 0x9cbe7a8 "", 0x9cbe798 ""}
>#1540 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#1541 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#1542 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164364408, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#1543 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5dac8c) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084380020, width = 164362832, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#1544 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cbfa50) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#1545 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#1546 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5dafdc "\276\003&\267\274\260]\277\334\260]\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5dafe0 "\274\260]\277\334\260]\277"
>#1547 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5dafdc "\276\003&\267\274\260]\277\334\260]\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1548 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5dafdc "\276\003&\267\274\260]\277\334\260]\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5db340, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1549 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5dafdc "\276\003&\267\274\260]\277\334\260]\277"
>#1550 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5db48c, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#1551 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#1552 0xb6901391 in ffi_call (cif=cif@entry=0xbf5db184, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5db0f0, avalue=avalue@entry=0xbf5db0b0) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5db184, rvalue = 0xbf5db0f0, avalue = 0xbf5db0b0}
>#1553 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5db304, instance=0x9aa78c8, args_list=0xbf5db46c "\214\264]\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5db0f0
>        n_args = 4
>        atypes = 0xbf5db0d0
>        args = 0xbf5db0b0
>        storage = 0xbf5db090
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5db0d0, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5db110
>        tmpval_used = 0
>        args_copy = 0xbf5db474 "\210\264]\277"
>#1554 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5db304, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5db46c "\214\264]\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#1555 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5db304, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5db46c "\214\264]\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1556 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5db46c "\214\264]\277\001") at gsignal.c:3211
>        return_accu = 0xbf5db304
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5dbb90, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1557 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5db46c "\214\264]\277\001"
>#1558 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cc0010 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#1559 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbda60) at gsettingsbackend.c:271
>        closure = 0x9cbda60
>#1560 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbda60, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#1561 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbda60) at gmain.c:4948
>No locals.
>#1562 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cbffa8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbda60
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#1563 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cbffa8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#1564 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cbffa8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cbe528, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#1565 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cbf948, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cbffa8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cbe528
>#1566 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cbf948, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x0
>#1567 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cbfed8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cbfa50, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cbf948
>        success = <optimized out>
>#1568 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cbfed8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cbfa50, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#1569 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cbfa50, key=0xbf5db704) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cbfed8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#1570 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cbfa50) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cbf9a8}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#1571 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cbf5f0 ""
>        o_product_s = 0x9cbf068 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cbf5f0 "", 0x9cbf068 "", 0x9cbea88 ""}
>#1572 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#1573 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#1574 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164363784, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#1575 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5db96c) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084376724, width = 164362368, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#1576 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cbf880) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#1577 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#1578 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5dbcbc "\276\003&\267\234\275]\277\274\275]\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5dbcc0 "\234\275]\277\274\275]\277"
>#1579 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5dbcbc "\276\003&\267\234\275]\277\274\275]\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1580 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5dbcbc "\276\003&\267\234\275]\277\274\275]\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5dc020, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1581 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5dbcbc "\276\003&\267\234\275]\277\274\275]\277"
>#1582 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5dc16c, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#1583 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#1584 0xb6901391 in ffi_call (cif=cif@entry=0xbf5dbe64, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5dbdd0, avalue=avalue@entry=0xbf5dbd90) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5dbe64, rvalue = 0xbf5dbdd0, avalue = 0xbf5dbd90}
>#1585 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5dbfe4, instance=0x9aa78c8, args_list=0xbf5dc14c "l\301]\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5dbdd0
>        n_args = 4
>        atypes = 0xbf5dbdb0
>        args = 0xbf5dbd90
>        storage = 0xbf5dbd70
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5dbdb0, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5dbdf0
>        tmpval_used = 0
>        args_copy = 0xbf5dc154 "h\301]\277"
>#1586 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5dbfe4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5dc14c "l\301]\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#1587 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5dbfe4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5dc14c "l\301]\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1588 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5dc14c "l\301]\277\001") at gsignal.c:3211
>        return_accu = 0xbf5dbfe4
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5dc870, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1589 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5dc14c "l\301]\277\001"
>#1590 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cbfda0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#1591 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbda20) at gsettingsbackend.c:271
>        closure = 0x9cbda20
>#1592 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbda20, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#1593 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbda20) at gmain.c:4948
>No locals.
>#1594 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cbfd38 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbda20
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#1595 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cbfd38 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#1596 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cbfd38 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cbf078, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#1597 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cbf930, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cbfd38 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cbf078
>#1598 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cbf930, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x0
>#1599 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cbfc68 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cbf880, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cbf930
>        success = <optimized out>
>#1600 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cbfc68 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cbf880, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#1601 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cbf880, key=0xbf5dc3e4) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cbfc68 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#1602 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cbf880) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cbf918}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#1603 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cbf320 ""
>        o_product_s = 0x9cbf310 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cbf320 "", 0x9cbf310 "", 0x9cbf298 ""}
>#1604 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#1605 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#1606 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164361608, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#1607 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5dc64c) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084373428, width = 164351432, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#1608 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cbcdc8) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#1609 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#1610 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5dc99c "\276\003&\267|\312]\277\234\312]\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5dc9a0 "|\312]\277\234\312]\277"
>#1611 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5dc99c "\276\003&\267|\312]\277\234\312]\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1612 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5dc99c "\276\003&\267|\312]\277\234\312]\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5dcd00, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1613 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5dc99c "\276\003&\267|\312]\277\234\312]\277"
>#1614 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5dce4c, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#1615 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#1616 0xb6901391 in ffi_call (cif=cif@entry=0xbf5dcb44, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5dcab0, avalue=avalue@entry=0xbf5dca70) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5dcb44, rvalue = 0xbf5dcab0, avalue = 0xbf5dca70}
>#1617 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5dccc4, instance=0x9aa78c8, args_list=0xbf5dce2c "L\316]\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5dcab0
>        n_args = 4
>        atypes = 0xbf5dca90
>        args = 0xbf5dca70
>        storage = 0xbf5dca50
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5dca90, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5dcad0
>        tmpval_used = 0
>        args_copy = 0xbf5dce34 "H\316]\277"
>#1618 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5dccc4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5dce2c "L\316]\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#1619 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5dccc4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5dce2c "L\316]\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1620 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5dce2c "L\316]\277\001") at gsignal.c:3211
>        return_accu = 0xbf5dccc4
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5dd550, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1621 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5dce2c "L\316]\277\001"
>#1622 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cbf510 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#1623 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbd9c0) at gsettingsbackend.c:271
>        closure = 0x9cbd9c0
>#1624 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbd9c0, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#1625 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbd9c0) at gmain.c:4948
>No locals.
>#1626 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cbf4a8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbd9c0
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#1627 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cbf4a8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#1628 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cbf4a8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cbf330, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#1629 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cbcdb0, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cbf4a8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cbf330
>#1630 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cbcdb0, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a05100
>#1631 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cbf388 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cbcdc8, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cbcdb0
>        success = <optimized out>
>#1632 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cbf388 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cbcdc8, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#1633 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cbcdc8, key=0xbf5dd0c4) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cbf388 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#1634 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cbcdc8) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cbcfb0}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#1635 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cbecb8 ""
>        o_product_s = 0x9cbf030 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cbecb8 "", 0x9cbf030 "", 0x9cbf020 ""}
>#1636 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#1637 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#1638 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164360872, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#1639 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5dd32c) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084370132, width = 164351800, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#1640 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cbcf38) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#1641 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#1642 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5dd67c "\276\003&\267\\\327]\277|\327]\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5dd680 "\\\327]\277|\327]\277"
>#1643 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5dd67c "\276\003&\267\\\327]\277|\327]\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1644 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5dd67c "\276\003&\267\\\327]\277|\327]\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5dd9e0, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1645 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5dd67c "\276\003&\267\\\327]\277|\327]\277"
>#1646 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5ddb2c, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#1647 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#1648 0xb6901391 in ffi_call (cif=cif@entry=0xbf5dd824, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5dd790, avalue=avalue@entry=0xbf5dd750) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5dd824, rvalue = 0xbf5dd790, avalue = 0xbf5dd750}
>#1649 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5dd9a4, instance=0x9aa78c8, args_list=0xbf5ddb0c ",\333]\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5dd790
>        n_args = 4
>        atypes = 0xbf5dd770
>        args = 0xbf5dd750
>        storage = 0xbf5dd730
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5dd770, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5dd7b0
>        tmpval_used = 0
>        args_copy = 0xbf5ddb14 "(\333]\277"
>#1650 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5dd9a4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5ddb0c ",\333]\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#1651 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5dd9a4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5ddb0c ",\333]\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1652 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5ddb0c ",\333]\277\001") at gsignal.c:3211
>        return_accu = 0xbf5dd9a4
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5de230, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1653 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5ddb0c ",\333]\277\001"
>#1654 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cbf220 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#1655 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbd980) at gsettingsbackend.c:271
>        closure = 0x9cbd980
>#1656 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbd980, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#1657 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbd980) at gmain.c:4948
>No locals.
>#1658 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cbf1b8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbd980
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#1659 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cbf1b8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#1660 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cbf1b8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cbf040, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#1661 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cbcf20, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cbf1b8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cbf040
>#1662 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cbcf20, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a05100
>#1663 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cbf098 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cbcf38, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cbcf20
>        success = <optimized out>
>#1664 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cbf098 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cbcf38, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#1665 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cbcf38, key=0xbf5ddda4) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cbf098 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#1666 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cbcf38) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cbd1b0}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#1667 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cbe9c8 ""
>        o_product_s = 0x9cbed40 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cbe9c8 "", 0x9cbed40 "", 0x9cbed30 ""}
>#1668 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#1669 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#1670 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164360120, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#1671 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5de00c) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084366836, width = 164352584, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#1672 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cbd248) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#1673 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#1674 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5de35c "\276\003&\267<\344]\277\\\344]\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5de360 "<\344]\277\\\344]\277"
>#1675 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5de35c "\276\003&\267<\344]\277\\\344]\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1676 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5de35c "\276\003&\267<\344]\277\\\344]\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5de6c0, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1677 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5de35c "\276\003&\267<\344]\277\\\344]\277"
>#1678 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5de80c, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#1679 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#1680 0xb6901391 in ffi_call (cif=cif@entry=0xbf5de504, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5de470, avalue=avalue@entry=0xbf5de430) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5de504, rvalue = 0xbf5de470, avalue = 0xbf5de430}
>#1681 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5de684, instance=0x9aa78c8, args_list=0xbf5de7ec "\f\350]\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5de470
>        n_args = 4
>        atypes = 0xbf5de450
>        args = 0xbf5de430
>        storage = 0xbf5de410
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5de450, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5de490
>        tmpval_used = 0
>        args_copy = 0xbf5de7f4 "\b\350]\277"
>#1682 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5de684, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5de7ec "\f\350]\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#1683 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5de684, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5de7ec "\f\350]\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1684 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5de7ec "\f\350]\277\001") at gsignal.c:3211
>        return_accu = 0xbf5de684
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5def10, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1685 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5de7ec "\f\350]\277\001"
>#1686 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cbef30 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#1687 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbd940) at gsettingsbackend.c:271
>        closure = 0x9cbd940
>#1688 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbd940, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#1689 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbd940) at gmain.c:4948
>No locals.
>#1690 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cbeec8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbd940
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#1691 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cbeec8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#1692 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cbeec8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cbed50, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#1693 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cbce18, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cbeec8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cbed50
>#1694 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cbce18, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a051a0
>#1695 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cbeda8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cbd248, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cbce18
>        success = <optimized out>
>#1696 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cbeda8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cbd248, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#1697 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cbd248, key=0xbf5dea84) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cbeda8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#1698 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cbd248) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cbcd08}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#1699 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cbe518 ""
>        o_product_s = 0x9cbea50 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cbe518 "", 0x9cbea50 "", 0x9cbea40 ""}
>#1700 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#1701 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#1702 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164359368, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#1703 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5decec) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084363540, width = 164352192, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#1704 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cbd0c0) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#1705 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#1706 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5df03c "\276\003&\267\034\361]\277<\361]\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5df040 "\034\361]\277<\361]\277"
>#1707 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5df03c "\276\003&\267\034\361]\277<\361]\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1708 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5df03c "\276\003&\267\034\361]\277<\361]\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5df3a0, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1709 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5df03c "\276\003&\267\034\361]\277<\361]\277"
>#1710 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5df4ec, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#1711 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#1712 0xb6901391 in ffi_call (cif=cif@entry=0xbf5df1e4, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5df150, avalue=avalue@entry=0xbf5df110) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5df1e4, rvalue = 0xbf5df150, avalue = 0xbf5df110}
>#1713 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5df364, instance=0x9aa78c8, args_list=0xbf5df4cc "\354\364]\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5df150
>        n_args = 4
>        atypes = 0xbf5df130
>        args = 0xbf5df110
>        storage = 0xbf5df0f0
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5df130, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5df170
>        tmpval_used = 0
>        args_copy = 0xbf5df4d4 "\350\364]\277"
>#1714 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5df364, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5df4cc "\354\364]\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#1715 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5df364, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5df4cc "\354\364]\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1716 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5df4cc "\354\364]\277\001") at gsignal.c:3211
>        return_accu = 0xbf5df364
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5dfbf0, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1717 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5df4cc "\354\364]\277\001"
>#1718 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cbec40 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#1719 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbd900) at gsettingsbackend.c:271
>        closure = 0x9cbd900
>#1720 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbd900, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#1721 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbd900) at gmain.c:4948
>No locals.
>#1722 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cbebd8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbd900
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#1723 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cbebd8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#1724 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cbebd8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cbea60, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#1725 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cbd150, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cbebd8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cbea60
>#1726 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cbd150, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a051a0
>#1727 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cbeab8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cbd0c0, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cbd150
>        success = <optimized out>
>#1728 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cbeab8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cbd0c0, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#1729 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cbd0c0, key=0xbf5df764) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cbeab8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#1730 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cbd0c0) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cbcf98}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#1731 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cbbb90 ""
>        o_product_s = 0x9cbe760 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cbbb90 "", 0x9cbe760 "", 0x9cbe750 ""}
>#1732 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#1733 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#1734 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164358616, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#1735 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5df9cc) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084360244, width = 164351584, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#1736 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cbce60) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#1737 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#1738 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5dfd1c "\276\003&\267\374\375]\277\034\376]\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5dfd20 "\374\375]\277\034\376]\277"
>#1739 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5dfd1c "\276\003&\267\374\375]\277\034\376]\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1740 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5dfd1c "\276\003&\267\374\375]\277\034\376]\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5e0080, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1741 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5dfd1c "\276\003&\267\374\375]\277\034\376]\277"
>#1742 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5e01cc, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#1743 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#1744 0xb6901391 in ffi_call (cif=cif@entry=0xbf5dfec4, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5dfe30, avalue=avalue@entry=0xbf5dfdf0) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5dfec4, rvalue = 0xbf5dfe30, avalue = 0xbf5dfdf0}
>#1745 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5e0044, instance=0x9aa78c8, args_list=0xbf5e01ac "\314\001^\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5dfe30
>        n_args = 4
>        atypes = 0xbf5dfe10
>        args = 0xbf5dfdf0
>        storage = 0xbf5dfdd0
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5dfe10, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5dfe50
>        tmpval_used = 0
>        args_copy = 0xbf5e01b4 "\310\001^\277"
>#1746 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5e0044, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5e01ac "\314\001^\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#1747 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5e0044, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5e01ac "\314\001^\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1748 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5e01ac "\314\001^\277\001") at gsignal.c:3211
>        return_accu = 0xbf5e0044
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5e08d0, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1749 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5e01ac "\314\001^\277\001"
>#1750 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cbe950 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#1751 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbd8c0) at gsettingsbackend.c:271
>        closure = 0x9cbd8c0
>#1752 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbd8c0, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#1753 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbd8c0) at gmain.c:4948
>No locals.
>#1754 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cbe8e8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbd8c0
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#1755 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cbe8e8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#1756 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cbe8e8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cbe770, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#1757 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cbd138, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cbe8e8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cbe770
>#1758 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cbd138, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a05100
>#1759 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cbe7c8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cbce60, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cbd138
>        success = <optimized out>
>#1760 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cbe7c8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cbce60, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#1761 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cbce60, key=0xbf5e0444) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cbe7c8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#1762 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cbce60) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cbd0a8}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#1763 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cbd330 ""
>        o_product_s = 0x9cbbbb0 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cbd330 "", 0x9cbbbb0 "", 0x9cbbba0 ""}
>#1764 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#1765 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#1766 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164357864, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#1767 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5e06ac) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084356948, width = 164342344, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#1768 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cbaa48) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#1769 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#1770 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5e09fc "\276\003&\267\334\n^\277\374\n^\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5e0a00 "\334\n^\277\374\n^\277"
>#1771 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5e09fc "\276\003&\267\334\n^\277\374\n^\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1772 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5e09fc "\276\003&\267\334\n^\277\374\n^\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5e0d60, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1773 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5e09fc "\276\003&\267\334\n^\277\374\n^\277"
>#1774 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5e0eac, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#1775 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#1776 0xb6901391 in ffi_call (cif=cif@entry=0xbf5e0ba4, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5e0b10, avalue=avalue@entry=0xbf5e0ad0) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5e0ba4, rvalue = 0xbf5e0b10, avalue = 0xbf5e0ad0}
>#1777 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5e0d24, instance=0x9aa78c8, args_list=0xbf5e0e8c "\254\016^\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5e0b10
>        n_args = 4
>        atypes = 0xbf5e0af0
>        args = 0xbf5e0ad0
>        storage = 0xbf5e0ab0
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5e0af0, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5e0b30
>        tmpval_used = 0
>        args_copy = 0xbf5e0e94 "\250\016^\277"
>#1778 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5e0d24, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5e0e8c "\254\016^\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#1779 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5e0d24, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5e0e8c "\254\016^\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1780 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5e0e8c "\254\016^\277\001") at gsignal.c:3211
>        return_accu = 0xbf5e0d24
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5e15b0, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1781 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5e0e8c "\254\016^\277\001"
>#1782 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cbe680 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#1783 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbd880) at gsettingsbackend.c:271
>        closure = 0x9cbd880
>#1784 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbd880, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#1785 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbd880) at gmain.c:4948
>No locals.
>#1786 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cbe618 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbd880
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#1787 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cbe618 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#1788 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cbe618 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cbbda0, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#1789 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cbcf50, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cbe618 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cbbda0
>#1790 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cbcf50, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a05100
>#1791 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cbe548 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cbaa48, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cbcf50
>        success = <optimized out>
>#1792 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cbe548 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cbaa48, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#1793 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cbaa48, key=0xbf5e1124) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cbe548 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#1794 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cbaa48) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cbce48}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#1795 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cbd320 ""
>        o_product_s = 0x9cbe010 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cbd320 "", 0x9cbe010 "", 0x9cbe000 ""}
>#1796 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#1797 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#1798 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164357240, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#1799 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5e138c) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084353652, width = 164352512, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#1800 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cbd200) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#1801 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#1802 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5e16dc "\276\003&\267\274\027^\277\334\027^\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5e16e0 "\274\027^\277\334\027^\277"
>#1803 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5e16dc "\276\003&\267\274\027^\277\334\027^\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1804 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5e16dc "\276\003&\267\274\027^\277\334\027^\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5e1a40, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1805 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5e16dc "\276\003&\267\274\027^\277\334\027^\277"
>#1806 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5e1b8c, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#1807 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#1808 0xb6901391 in ffi_call (cif=cif@entry=0xbf5e1884, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5e17f0, avalue=avalue@entry=0xbf5e17b0) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5e1884, rvalue = 0xbf5e17f0, avalue = 0xbf5e17b0}
>#1809 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5e1a04, instance=0x9aa78c8, args_list=0xbf5e1b6c "\214\033^\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5e17f0
>        n_args = 4
>        atypes = 0xbf5e17d0
>        args = 0xbf5e17b0
>        storage = 0xbf5e1790
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5e17d0, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5e1810
>        tmpval_used = 0
>        args_copy = 0xbf5e1b74 "\210\033^\277"
>#1810 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5e1a04, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5e1b6c "\214\033^\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#1811 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5e1a04, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5e1b6c "\214\033^\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1812 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5e1b6c "\214\033^\277\001") at gsignal.c:3211
>        return_accu = 0xbf5e1a04
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5e2290, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1813 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5e1b6c "\214\033^\277\001"
>#1814 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cbe410 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#1815 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbd840) at gsettingsbackend.c:271
>        closure = 0x9cbd840
>#1816 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbd840, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#1817 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbd840) at gmain.c:4948
>No locals.
>#1818 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cbe3a8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbd840
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#1819 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cbe3a8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#1820 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cbe3a8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cbe020, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#1821 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cbd278, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cbe3a8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cbe020
>#1822 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cbd278, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a051a0
>#1823 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cbe2d8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cbd200, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cbd278
>        success = <optimized out>
>#1824 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cbe2d8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cbd200, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#1825 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cbd200, key=0xbf5e1e04) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cbe2d8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#1826 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cbd200) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cbd260}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#1827 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cbcaa8 ""
>        o_product_s = 0x9cbd7e0 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cbcaa8 "", 0x9cbd7e0 "", 0x9cbd310 ""}
>#1828 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#1829 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#1830 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164356616, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#1831 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5e206c) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084350356, width = 164351288, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#1832 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cbcd38) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#1833 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#1834 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5e23bc "\276\003&\267\234$^\277\274$^\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5e23c0 "\234$^\277\274$^\277"
>#1835 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5e23bc "\276\003&\267\234$^\277\274$^\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1836 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5e23bc "\276\003&\267\234$^\277\274$^\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5e2720, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1837 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5e23bc "\276\003&\267\234$^\277\274$^\277"
>#1838 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5e286c, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#1839 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#1840 0xb6901391 in ffi_call (cif=cif@entry=0xbf5e2564, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5e24d0, avalue=avalue@entry=0xbf5e2490) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5e2564, rvalue = 0xbf5e24d0, avalue = 0xbf5e2490}
>#1841 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5e26e4, instance=0x9aa78c8, args_list=0xbf5e284c "l(^\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5e24d0
>        n_args = 4
>        atypes = 0xbf5e24b0
>        args = 0xbf5e2490
>        storage = 0xbf5e2470
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5e24b0, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5e24f0
>        tmpval_used = 0
>        args_copy = 0xbf5e2854 "h(^\277"
>#1842 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5e26e4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5e284c "l(^\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#1843 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5e26e4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5e284c "l(^\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1844 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5e284c "l(^\277\001") at gsignal.c:3211
>        return_accu = 0xbf5e26e4
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5e2f70, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1845 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5e284c "l(^\277\001"
>#1846 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cbe1a0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#1847 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cbd800) at gsettingsbackend.c:271
>        closure = 0x9cbd800
>#1848 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbd800, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#1849 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cbd800) at gmain.c:4948
>No locals.
>#1850 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cbe138 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cbd800
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#1851 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cbe138 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#1852 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cbe138 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cbd7f0, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#1853 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cb8ab0, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cbe138 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cbd7f0
>#1854 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cb8ab0, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a051a0
>#1855 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cbe068 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cbcd38, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cb8ab0
>        success = <optimized out>
>#1856 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cbe068 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cbcd38, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#1857 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cbcd38, key=0xbf5e2ae4) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cbe068 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#1858 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cbcd38) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cbaac0}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#1859 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cbca98 ""
>        o_product_s = 0x9cbbd48 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cbca98 "", 0x9cbbd48 "", 0x9cbbd38 ""}
>#1860 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#1861 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#1862 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164353912, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#1863 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5e2d4c) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084347060, width = 164352408, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#1864 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cbd198) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#1865 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#1866 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5e309c "\276\003&\267|1^\277\234\061^\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5e30a0 "|1^\277\234\061^\277"
>#1867 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5e309c "\276\003&\267|1^\277\234\061^\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1868 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5e309c "\276\003&\267|1^\277\234\061^\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5e3400, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1869 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5e309c "\276\003&\267|1^\277\234\061^\277"
>#1870 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5e354c, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#1871 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#1872 0xb6901391 in ffi_call (cif=cif@entry=0xbf5e3244, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5e31b0, avalue=avalue@entry=0xbf5e3170) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5e3244, rvalue = 0xbf5e31b0, avalue = 0xbf5e3170}
>#1873 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5e33c4, instance=0x9aa78c8, args_list=0xbf5e352c "L5^\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5e31b0
>        n_args = 4
>        atypes = 0xbf5e3190
>        args = 0xbf5e3170
>        storage = 0xbf5e3150
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5e3190, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5e31d0
>        tmpval_used = 0
>        args_copy = 0xbf5e3534 "H5^\277"
>#1874 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5e33c4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5e352c "L5^\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#1875 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5e33c4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5e352c "L5^\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1876 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5e352c "L5^\277\001") at gsignal.c:3211
>        return_accu = 0xbf5e33c4
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5e3c50, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1877 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5e352c "L5^\277\001"
>#1878 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cbd5d8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#1879 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cb2da0) at gsettingsbackend.c:271
>        closure = 0x9cb2da0
>#1880 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cb2da0, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#1881 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cb2da0) at gmain.c:4948
>No locals.
>#1882 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cbd710 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cb2da0
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#1883 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cbd710 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#1884 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cbd710 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cbbd58, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#1885 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cbd108, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cbd710 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cbbd58
>#1886 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cbd108, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a05100
>#1887 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cbd640 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cbd198, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cbd108
>        success = <optimized out>
>#1888 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cbd640 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cbd198, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#1889 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cbd198, key=0xbf5e37c4) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cbd640 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#1890 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cbd198) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cbd120}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#1891 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cbaf00 ""
>        o_product_s = 0x9cbca88 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cbaf00 "", 0x9cbca88 "", 0x9cbc830 ""}
>#1892 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#1893 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#1894 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164353392, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#1895 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5e3a2c) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084343764, width = 164352000, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#1896 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cbd000) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#1897 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#1898 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5e3d7c "\276\003&\267\\>^\277|>^\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5e3d80 "\\>^\277|>^\277"
>#1899 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5e3d7c "\276\003&\267\\>^\277|>^\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1900 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5e3d7c "\276\003&\267\\>^\277|>^\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5e40e0, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1901 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5e3d7c "\276\003&\267\\>^\277|>^\277"
>#1902 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5e422c, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#1903 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#1904 0xb6901391 in ffi_call (cif=cif@entry=0xbf5e3f24, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5e3e90, avalue=avalue@entry=0xbf5e3e50) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5e3f24, rvalue = 0xbf5e3e90, avalue = 0xbf5e3e50}
>#1905 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5e40a4, instance=0x9aa78c8, args_list=0xbf5e420c ",B^\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5e3e90
>        n_args = 4
>        atypes = 0xbf5e3e70
>        args = 0xbf5e3e50
>        storage = 0xbf5e3e30
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5e3e70, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5e3eb0
>        tmpval_used = 0
>        args_copy = 0xbf5e4214 "(B^\277"
>#1906 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5e40a4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5e420c ",B^\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#1907 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5e40a4, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5e420c ",B^\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1908 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5e420c ",B^\277\001") at gsignal.c:3211
>        return_accu = 0xbf5e40a4
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5e4930, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1909 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5e420c ",B^\277\001"
>#1910 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cbd508 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#1911 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cb2860) at gsettingsbackend.c:271
>        closure = 0x9cb2860
>#1912 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cb2860, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#1913 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cb2860) at gmain.c:4948
>No locals.
>#1914 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cbd4a0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cb2860
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#1915 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cbd4a0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#1916 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cbd4a0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cbc648, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#1917 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cbd090, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cbd4a0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cbc648
>#1918 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cbd090, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a05100
>#1919 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cbd3d0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cbd000, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cbd090
>        success = <optimized out>
>#1920 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cbd3d0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cbd000, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#1921 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cbd000, key=0xbf5e44a4) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cbd3d0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#1922 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cbd000) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cbd078}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#1923 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cbaef0 ""
>        o_product_s = 0x9cbac90 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cbaef0 "", 0x9cbac90 "", 0x9cbac80 ""}
>#1924 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#1925 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#1926 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164352768, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#1927 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5e470c) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084340468, width = 164342368, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#1928 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cbaa60) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#1929 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#1930 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5e4a5c "\276\003&\267<K^\277\\K^\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5e4a60 "<K^\277\\K^\277"
>#1931 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5e4a5c "\276\003&\267<K^\277\\K^\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1932 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5e4a5c "\276\003&\267<K^\277\\K^\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5e4dc0, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1933 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5e4a5c "\276\003&\267<K^\277\\K^\277"
>#1934 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5e4f0c, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#1935 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#1936 0xb6901391 in ffi_call (cif=cif@entry=0xbf5e4c04, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5e4b70, avalue=avalue@entry=0xbf5e4b30) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5e4c04, rvalue = 0xbf5e4b70, avalue = 0xbf5e4b30}
>#1937 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5e4d84, instance=0x9aa78c8, args_list=0xbf5e4eec "\fO^\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5e4b70
>        n_args = 4
>        atypes = 0xbf5e4b50
>        args = 0xbf5e4b30
>        storage = 0xbf5e4b10
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5e4b50, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5e4b90
>        tmpval_used = 0
>        args_copy = 0xbf5e4ef4 "\bO^\277"
>#1938 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5e4d84, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5e4eec "\fO^\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#1939 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5e4d84, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5e4eec "\fO^\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1940 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5e4eec "\fO^\277\001") at gsignal.c:3211
>        return_accu = 0xbf5e4d84
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5e5610, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1941 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5e4eec "\fO^\277\001"
>#1942 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cbcc80 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#1943 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cb2ca0) at gsettingsbackend.c:271
>        closure = 0x9cb2ca0
>#1944 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cb2ca0, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#1945 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cb2ca0) at gmain.c:4948
>No locals.
>#1946 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cbcc18 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cb2ca0
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#1947 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cbcc18 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#1948 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cbcc18 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cbc628, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#1949 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cba720, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cbcc18 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cbc628
>#1950 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cba720, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a051a0
>#1951 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cbcb48 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cbaa60, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cba720
>        success = <optimized out>
>#1952 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cbcb48 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cbaa60, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#1953 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cbaa60, key=0xbf5e5184) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cbcb48 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#1954 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cbaa60) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cba750}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#1955 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cbb3d0 ""
>        o_product_s = 0x9cbb650 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cbb3d0 "", 0x9cbb650 "", 0x9cbb640 ""}
>#1956 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#1957 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#1958 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164350584, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#1959 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5e53ec) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084337172, width = 164341632, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#1960 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cba780) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#1961 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#1962 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5e573c "\276\003&\267\034X^\277<X^\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5e5740 "\034X^\277<X^\277"
>#1963 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5e573c "\276\003&\267\034X^\277<X^\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1964 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5e573c "\276\003&\267\034X^\277<X^\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5e5aa0, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1965 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5e573c "\276\003&\267\034X^\277<X^\277"
>#1966 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5e5bec, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#1967 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#1968 0xb6901391 in ffi_call (cif=cif@entry=0xbf5e58e4, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5e5850, avalue=avalue@entry=0xbf5e5810) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5e58e4, rvalue = 0xbf5e5850, avalue = 0xbf5e5810}
>#1969 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5e5a64, instance=0x9aa78c8, args_list=0xbf5e5bcc "\354[^\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5e5850
>        n_args = 4
>        atypes = 0xbf5e5830
>        args = 0xbf5e5810
>        storage = 0xbf5e57f0
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5e5830, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5e5870
>        tmpval_used = 0
>        args_copy = 0xbf5e5bd4 "\350[^\277"
>#1970 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5e5a64, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5e5bcc "\354[^\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#1971 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5e5a64, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5e5bcc "\354[^\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1972 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5e5bcc "\354[^\277\001") at gsignal.c:3211
>        return_accu = 0xbf5e5a64
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5e62f0, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1973 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5e5bcc "\354[^\277\001"
>#1974 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cbca10 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#1975 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cb2a80) at gsettingsbackend.c:271
>        closure = 0x9cb2a80
>#1976 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cb2a80, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#1977 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cb2a80) at gmain.c:4948
>No locals.
>#1978 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cbc9a8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cb2a80
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#1979 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cbc9a8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#1980 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cbc9a8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cbb3e0, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#1981 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cba848, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cbc9a8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cbb3e0
>#1982 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cba848, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a051a0
>#1983 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cbc8d8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cba780, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cba848
>        success = <optimized out>
>#1984 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cbc8d8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cba780, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#1985 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cba780, key=0xbf5e5e64) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cbc8d8 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#1986 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cba780) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cba708}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#1987 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cbbad0 ""
>        o_product_s = 0x9cbbd28 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cbbad0 "", 0x9cbbd28 "", 0x9cbb8c0 ""}
>#1988 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#1989 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#1990 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164349960, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#1991 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5e60cc) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084333876, width = 164341784, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#1992 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cba818) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#1993 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#1994 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5e641c "\276\003&\267\374d^\277\034e^\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5e6420 "\374d^\277\034e^\277"
>#1995 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5e641c "\276\003&\267\374d^\277\034e^\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#1996 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5e641c "\276\003&\267\374d^\277\034e^\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5e6780, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#1997 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5e641c "\276\003&\267\374d^\277\034e^\277"
>#1998 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5e68cc, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#1999 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#2000 0xb6901391 in ffi_call (cif=cif@entry=0xbf5e65c4, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5e6530, avalue=avalue@entry=0xbf5e64f0) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5e65c4, rvalue = 0xbf5e6530, avalue = 0xbf5e64f0}
>#2001 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5e6744, instance=0x9aa78c8, args_list=0xbf5e68ac "\314h^\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5e6530
>        n_args = 4
>        atypes = 0xbf5e6510
>        args = 0xbf5e64f0
>        storage = 0xbf5e64d0
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5e6510, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5e6550
>        tmpval_used = 0
>        args_copy = 0xbf5e68b4 "\310h^\277"
>#2002 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5e6744, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5e68ac "\314h^\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#2003 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5e6744, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5e68ac "\314h^\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#2004 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5e68ac "\314h^\277\001") at gsignal.c:3211
>        return_accu = 0xbf5e6744
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5e6fd0, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#2005 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5e68ac "\314h^\277\001"
>#2006 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cbc7a0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#2007 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9ca8340) at gsettingsbackend.c:271
>        closure = 0x9ca8340
>#2008 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9ca8340, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#2009 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9ca8340) at gmain.c:4948
>No locals.
>#2010 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cbc738 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9ca8340
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#2011 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cbc738 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#2012 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cbc738 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cbb828, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#2013 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cba738, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cbc738 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cbb828
>#2014 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cba738, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a05100
>#2015 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cbc668 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cba818, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cba738
>        success = <optimized out>
>#2016 0xb712ef17 in g_settings_backend_write (backend=0x990d000, key=key@entry=0x9cbc668 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=value@entry=0x9cba818, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
>        success = <optimized out>
>#2017 0xb7132e0b in g_settings_write_to_backend (settings=settings@entry=0x9aa78c8, value=value@entry=0x9cba818, key=0xbf5e6b44) at gsettings.c:1025
>        success = <optimized out>
>        path = 0x9cbc668 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>#2018 0xb7134302 in g_settings_set_value (settings=settings@entry=0x9aa78c8, key=key@entry=0xb218d156 "display", value=0x9cba818) at gsettings.c:1373
>        skey = {schema = 0x9aa7ee0, name = 0xb72603be "display", is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0xb3103730, minimum = 0x0, maximum = 0x0, default_value = 0x9cba798}
>        success = <optimized out>
>        __PRETTY_FUNCTION__ = "g_settings_set_value"
>#2019 0xb2189aea in set_display_by_output (device=device@entry=0x9962aa8, rr_output=<optimized out>) at gsd-wacom-device.c:727
>        tablet = 0x9aa78c8
>        c_array = <optimized out>
>        n_array = <optimized out>
>        nvalues = 3
>        o_vendor_s = 0x9cbb620 ""
>        o_product_s = 0x9cbbb58 ""
>        o_serial_s = <optimized out>
>        o_product = -1226293248
>        o_serial = 160836264
>        values = {0x9cbb620 "", 0x9cbbb58 "", 0x9cbbb48 ""}
>#2020 0xb2189cfd in find_output (device=<optimized out>, rr_screen=0x9962aa8) at gsd-wacom-device.c:784
>        rr_output = <optimized out>
>#2021 find_output (rr_screen=0x9962aa8, device=<optimized out>) at gsd-wacom-device.c:771
>No locals.
>#2022 0xb2189f70 in gsd_wacom_device_get_display_monitor (device=device@entry=0x9962aa8) at gsd-wacom-device.c:839
>        error = 0x0
>        rr_screen = 0x993b948
>        rr_output = <optimized out>
>        mode = <optimized out>
>        crtc = <optimized out>
>        area = {160569408, 164347192, -1223491319, -1307009320}
>        __PRETTY_FUNCTION__ = "gsd_wacom_device_get_display_monitor"
>#2023 0xb218a189 in gsd_wacom_device_get_display_matrix (device=device@entry=0x9962aa8, matrix=matrix@entry=0xbf5e6dac) at gsd-wacom-device.c:887
>        monitor = <optimized out>
>        display = {x = 160569408, y = -1084330580, width = 164341808, height = -1222370604}
>        desktop = <optimized out>
>        screen = 0x9924030
>#2024 0xb21823dc in set_display (device=device@entry=0x9962aa8, value=0x9cba830) at gsd-wacom-manager.c:290
>        device_rotation = <optimized out>
>        output_rotation = <optimized out>
>        settings = <optimized out>
>        matrix = {1, 0, 0, 0, 1, 0, 0, 0, 1}
>        property = {name = 0xb218d4b4 "Coordinate Transformation Matrix", nitems = 9, format = 32, type = 132, data = {c = 0x0, i = 0x0}}
>#2025 0xb2183068 in wacom_settings_changed (settings=0x9aa78c8, key=key@entry=0xb72603be "display", device=0x9962aa8) at gsd-wacom-manager.c:840
>        type = WACOM_TYPE_ERASER
>#2026 0xb6e94bde in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5e70fc "\276\003&\267\334q^\277\374q^\277", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x9933600) at gmarshal.c:1004
>        cc = 0x9aa8808
>        data1 = <optimized out>
>        data2 = <optimized out>
>        callback = 0xb2182e70 <wacom_settings_changed>
>        arg0 = 0xb72603be
>        args_copy = 0xbf5e7100 "\334q^\277\374q^\277"
>#2027 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x9aa8808, return_value=return_value@entry=0x0, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5e70fc "\276\003&\267\334q^\277\374q^\277", n_params=n_params@entry=1, param_types=0x9933600) at gclosure.c:840
>        marshal = 0xb6e94b70 <g_cclosure_marshal_VOID__STRINGv>
>        marshal_data = 0x0
>        in_marshal = 1
>        real_closure = 0x9aa87f8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#2028 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=137, detail=detail@entry=549, var_args=var_args@entry=0xbf5e70fc "\276\003&\267\334q^\277\374q^\277") at gsignal.c:3211
>        return_accu = 0x0
>        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x0
>        emission = {next = 0xbf5e7460, instance = 0x9aa78c8, ihint = {signal_id = 137, detail = 549, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 137
>        instance_type = 160598896
>        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 4
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 0
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x9933610
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#2029 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=137, detail=549) at gsignal.c:3356
>        var_args = 0xbf5e70fc "\276\003&\267\334q^\277\374q^\277"
>#2030 0xb7132658 in g_settings_real_change_event (settings=0x9aa78c8, keys=0xbf5e75ac, n_keys=1) at gsettings.c:288
>        key = 0xb72603be "display"
>        i = <optimized out>
>#2031 0xb690161a in ffi_call_SYSV () at ../src/x86/sysv.S:64
>No locals.
>#2032 0xb6901391 in ffi_call (cif=cif@entry=0xbf5e72a4, fn=fn@entry=0xb71325d0 <g_settings_real_change_event>, rvalue=0xbf5e7210, avalue=avalue@entry=0xbf5e71d0) at ../src/x86/ffi.c:303
>        ecif = {cif = 0xbf5e72a4, rvalue = 0xbf5e7210, avalue = 0xbf5e71d0}
>#2033 0xb6e92e28 in g_cclosure_marshal_generic_va (closure=0x990a4d8, return_value=0xbf5e7424, instance=0x9aa78c8, args_list=0xbf5e758c "\254u^\277\001", marshal_data=0xb71325d0 <g_settings_real_change_event>, n_params=2, param_types=0x99335f0) at gclosure.c:1550
>        rtype = 0xb6901830 <ffi_type_sint32>
>        rvalue = 0xbf5e7210
>        n_args = 4
>        atypes = 0xbf5e71f0
>        args = 0xbf5e71d0
>        storage = 0xbf5e71b0
>        i = <optimized out>
>        cif = {abi = FFI_SYSV, nargs = 4, arg_types = 0xbf5e71f0, rtype = 0xb6901830 <ffi_type_sint32>, bytes = 16, flags = 1}
>        cc = 0x990a4d8
>        enum_tmpval = 0xbf5e7230
>        tmpval_used = 0
>        args_copy = 0xbf5e7594 "\250u^\277"
>#2034 0xb6e908e8 in g_type_class_meta_marshalv (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5e7424, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5e758c "\254u^\277\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x99335f0) at gclosure.c:997
>        real_closure = 0x990a4c8
>        class = <optimized out>
>        callback = <optimized out>
>        offset = 80
>#2035 0xb6e921ee in _g_closure_invoke_va (closure=closure@entry=0x990a4d8, return_value=return_value@entry=0xbf5e7424, instance=instance@entry=0x9aa78c8, args=args@entry=0xbf5e758c "\254u^\277\001", n_params=n_params@entry=2, param_types=0x99335f0) at gclosure.c:840
>        marshal = 0xb6e908a0 <g_type_class_meta_marshalv>
>        marshal_data = 0x50
>        in_marshal = 1
>        real_closure = 0x990a4c8
>        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
>#2036 0xb6eaba06 in g_signal_emit_valist (instance=instance@entry=0x9aa78c8, signal_id=signal_id@entry=138, detail=detail@entry=0, var_args=var_args@entry=0xbf5e758c "\254u^\277\001") at gsignal.c:3211
>        return_accu = 0xbf5e7424
>        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        accumulator = 0x990a540
>        emission = {next = 0xbf5e7cb0, instance = 0x9aa78c8, ihint = {signal_id = 138, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 160598896}
>        signal_id = 138
>        instance_type = 160598896
>        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        rtype = 20
>        static_scope = 0
>        closure = <optimized out>
>        run_type = <optimized out>
>        hlist = 0xb3e43450
>        l = <optimized out>
>        fastpath = 160474432
>        instance_and_params = <optimized out>
>        signal_return_type = <optimized out>
>        param_values = <optimized out>
>        node = 0x990a508
>        i = <optimized out>
>        n_params = <optimized out>
>        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
>#2037 0xb6eac3e4 in g_signal_emit (instance=instance@entry=0x9aa78c8, signal_id=138, detail=detail@entry=0) at gsignal.c:3356
>        var_args = 0xbf5e758c "\254u^\277\001"
>#2038 0xb7132a31 in settings_backend_changed (target=0x9aa78c8, backend=0x990d000, key=0x9cbbcb0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=0x0) at gsettings.c:348
>        quark = 549
>        settings = 0x9aa78c8
>        ignore_this = 160635200
>        i = <optimized out>
>#2039 0xb712e369 in g_settings_backend_invoke_closure (user_data=0x9cb2960) at gsettingsbackend.c:271
>        closure = 0x9cb2960
>#2040 0xb6da2755 in g_main_context_invoke_full (context=context@entry=0x99134d0, priority=priority@entry=0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cb2960, notify=notify@entry=0x0) at gmain.c:4987
>        __PRETTY_FUNCTION__ = "g_main_context_invoke_full"
>#2041 0xb6da28cc in g_main_context_invoke (context=0x99134d0, function=function@entry=0xb712e330 <g_settings_backend_invoke_closure>, data=data@entry=0x9cb2960) at gmain.c:4948
>No locals.
>#2042 0xb712e46c in g_settings_backend_dispatch_signal (backend=backend@entry=0x990d000, function_offset=function_offset@entry=0, name=name@entry=0x9cbbc28 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", data1=data1@entry=0x0, data1_copy=0xb712df90 <pointer_id>, data1_copy@entry=0x0, data1_free=0xb712dfa0 <pointer_ignore>, data1_free@entry=0x0, data2=data2@entry=0x0) at gsettingsbackend.c:353
>        closure = 0x9cb2960
>        suffix = <optimized out>
>        watch = 0x9a04620
>        next = 0xb3100e80
>#2043 0xb712e915 in g_settings_backend_changed (backend=0x990d000, key=key@entry=0x9cbbc28 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
>        __PRETTY_FUNCTION__ = "g_settings_backend_changed"
>#2044 0xb3e29ec1 in dconf_engine_change_notify (engine=engine@entry=0x9934c00, prefix=0x9cbbc28 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", changes=0x9cbbc90, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=0x9927ac0) at dconfsettingsbackend.c:248
>        weak_ref = 0x9927ac0
>        dcsb = 0x990d000
>#2045 0xb3e29fab in dconf_engine_emit_changes (engine=engine@entry=0x9934c00, changeset=changeset@entry=0x9cba678, origin_tag=origin_tag@entry=0x0) at dconf-engine.c:871
>        prefix = 0x9cbbc28 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display"
>        changes = 0x9cbbc90
>#2046 0xb3e2b111 in dconf_engine_change_fast (engine=0x9934c00, changeset=changeset@entry=0x9cba678, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1064
>        node = 0x9a043b0
>#2047 0xb3e29add in dconf_settings_backend_write (backend=0x990d000, key=0x9cbbbc0 "/org/gnome/settings-daemon/peripherals/wacom/588af7d943421171d12e9e9054c7c167-usb:056a:00ec/display", value=0x9cba830, origin_tag=0x0) at dconfsettingsbackend.c:79
>        dcsb = 0x990d000
>        change = 0x9cba678
>        success = <optimized out>
>From        To          Syms Read   Shared Object Library
>0xb77caf50  0xb77cb7bc  Yes         /usr/lib/gnome-settings-daemon-3.0/libgsd.so
>0xb77b46d0  0xb77b9914  Yes         /lib/libsystemd-login.so.0
>0xb77aec80  0xb77afd7c  Yes         /lib/libgmodule-2.0.so.0
>0xb77ab4b0  0xb77ab698  Yes         /lib/libgthread-2.0.so.0
>0xb77a2920  0xb77a643c  Yes         /lib/librt.so.1
>0xb779ad00  0xb779d614  Yes         /lib/libnotify.so.4
>0xb7775870  0xb778db34  Yes         /lib/libgnome-desktop-3.so.4
>0xb72d65e0  0xb75d9994  Yes         /lib/libgtk-3.so.0
>0xb72153b0  0xb725eab4  Yes         /lib/libgdk-3.so.0
>0xb71e8920  0xb71f6540  Yes         /lib/libatk-1.0.so.0
>0xb70a7530  0xb717e4d4  Yes         /lib/libgio-2.0.so.0
>0xb7079680  0xb707edf4  Yes         /lib/libpangocairo-1.0.so.0
>0xb7055cc0  0xb706cc94  Yes         /lib/libgdk_pixbuf-2.0.so.0
>0xb704ab70  0xb704bda0  Yes (*)     /lib/libcairo-gobject.so.2
>0xb7007410  0xb7029eb4  Yes         /lib/libpango-1.0.so.0
>0xb6ee0be0  0xb6fbf6c4  Yes         /lib/libcairo.so.2
>0xb6e8ccf0  0xb6ebe674  Yes         /lib/libgobject-2.0.so.0
>0xb6d6ef10  0xb6e11634  Yes         /lib/libglib-2.0.so.0
>0xb6d446b0  0xb6d4feb0  Yes         /lib/libpthread.so.0
>0xb6ba20b0  0xb6ce5c5c  Yes         /lib/libc.so.6
>0xb6b85ad0  0xb6b86afc  Yes         /lib/libdl.so.2
>0xb6b69040  0xb6b7fc24  Yes         /lib/libgcc_s.so.1
>0xb77d0850  0xb77e8f7c  Yes         /lib/ld-linux.so.2
>0xb6a43410  0xb6ad2944  Yes         /lib/libX11.so.6
>0xb69f3460  0xb6a1c5bc  Yes         /lib/libm.so.6
>0xb69e5490  0xb69eb164  Yes         /lib/libXrandr.so.2
>0xb69d4880  0xb69df174  Yes         /lib/libXext.so.6
>0xb69ae0b0  0xb69c84b4  Yes         /lib/libxkbfile.so.1
>0xb699c8f0  0xb69a6f44  Yes         /lib/libXi.so.6
>0xb6995f70  0xb699840c  Yes         /lib/libXfixes.so.3
>0xb6972620  0xb69873a4  Yes         /lib/libatk-bridge-2.0.so.0
>0xb695b7b0  0xb6965340  Yes         /lib/libpangoft2-1.0.so.0
>0xb6920300  0xb693e664  Yes         /lib/libfontconfig.so.1
>0xb6918810  0xb6919254  Yes         /lib/libXinerama.so.1
>0xb690ef60  0xb6914484  Yes         /lib/libXcursor.so.1
>0xb6909910  0xb690a3bc  Yes         /lib/libXcomposite.so.1
>0xb6905850  0xb6906214  Yes         /lib/libXdamage.so.1
>0xb68fe090  0xb69017b4  Yes         /lib/libffi.so.5
>0xb68e7860  0xb68f4a94  Yes         /lib/libz.so.1
>0xb68c79f0  0xb68daac4  Yes         /lib/libselinux.so.1
>0xb68ac700  0xb68bb0c4  Yes         /lib/libresolv.so.2
>0xb681e520  0xb6873b64  Yes         /lib/libharfbuzz.so.0
>0xb677f670  0xb67ee454  Yes         /lib/libfreetype.so.6
>0xb674dd20  0xb676ccf4  Yes         /lib/libpng15.so.15
>0xb66b57d0  0xb6736624  Yes         /lib/libpixman-1.so.0
>0xb6693d30  0xb66a6c24  Yes         /lib/libEGL.so.1
>0xb668b7c0  0xb668c224  Yes         /lib/libxcb-shm.so.0
>0xb6682a20  0xb6686700  Yes         /lib/libxcb-render.so.0
>0xb6665f70  0xb6676514  Yes         /lib/libxcb.so.1
>0xb66553c0  0xb665b264  Yes         /lib/libXrender.so.1
>0xb65e74e0  0xb6632924  Yes         /lib/libGL.so.1
>0xb65b4650  0xb65c58f8  Yes         /lib/libatspi.so.0
>0xb65669d0  0xb6596f24  Yes         /lib/libdbus-1.so.3
>0xb653a1b0  0xb6553434  Yes         /lib/libexpat.so.1
>0xb64d44a0  0xb651e574  Yes         /lib/libpcre.so.1
>0xb64a0240  0xb64b703f  Yes         /lib/libicule.so.49
>0xb63565f0  0xb6422d44  Yes         /lib/libicuuc.so.49
>0xb51fa3b0  0xb51fa4e0  Yes (*)     /lib/libicudata.so.49
>0xb51f7430  0xb51f7584  Yes         /lib/libX11-xcb.so.1
>0xb51f22e0  0xb51f3944  Yes         /lib/libxcb-dri2.so.0
>0xb51eacb0  0xb51ed34c  Yes         /lib/libxcb-xfixes.so.0
>0xb51e4b80  0xb51e5974  Yes         /lib/libxcb-shape.so.0
>0xb51dc550  0xb51dff84  Yes         /lib/libwayland-client.so.0
>0xb51ce440  0xb51d5044  Yes         /lib/libwayland-server.so.0
>0xb51c52e0  0xb51c6bf4  Yes         /lib/libgbm.so.1
>0xb51bfa00  0xb51c1374  Yes         /lib/libkms.so.1
>0xb518e820  0xb51a3f40  Yes         /lib/libglapi.so.0
>0xb516c540  0xb5175764  Yes         /lib/libudev.so.1
>0xb515f680  0xb5165784  Yes         /lib/libdrm.so.2
>0xb5159a60  0xb515a954  Yes         /lib/libXau.so.6
>0xb51480f0  0xb51518e4  Yes         /lib/libxcb-glx.so.0
>0xb513ab90  0xb513d710  Yes         /lib/libXxf86vm.so.1
>0xb5095600  0xb5107854  Yes         /lib/libstdc++.so.6
>0xb3e29720  0xb3e2e474  Yes         /usr/lib/gio/modules/libdconfsettings.so
>0xb3e10a40  0xb3e17e8c  Yes         /lib/libnss_files.so.2
>0xb3ce8de0  0xb3cf760c  Yes         /usr/lib/gnome-settings-daemon-3.0/libpower.so
>0xb3cc8e20  0xb3cd26c4  Yes         /lib/libupower-glib.so.1
>0xb3cc1550  0xb3cc2c38  Yes         /lib/libcanberra-gtk3.so.0
>0xb3cb1480  0xb3cbb404  Yes         /lib/libcanberra.so.0
>0xb3c905a0  0xb3ca42c8  Yes         /lib/libdbus-glib-1.so.2
>0xb77c07b0  0xb77c59c4  Yes         /lib/libvorbisfile.so.3
>0xb3c5e800  0xb3c758b4  Yes         /lib/libvorbis.so.0
>0xb3e1e410  0xb3e21144  Yes         /lib/libogg.so.0
>0xb3c49db0  0xb3c54ce4  Yes         /lib/libtdb.so.1
>0xb3c3ea80  0xb3c435b4  Yes         /lib/libltdl.so.7
>0xb3c0c9c0  0xb3c11c7c  Yes         /lib/libcrypt.so.1
>0xb3aacb50  0xb3ae4b24  Yes         /lib/libfreebl3.so
>0xb3e0a170  0xb3e0bd3c  Yes         /usr/lib/gtk-3.0/3.0.0/theming-engines/libadwaita.so
>0xb28cb810  0xb28f4ab4  Yes         /lib/librsvg-2.so.2
>0xb28908e0  0xb28b2c94  Yes         /lib/libcroco-0.6.so.3
>0xb25c3080  0xb26b6264  Yes         /lib/libxml2.so.2
>0xb3a832e0  0xb3a9dbd4  Yes         /lib/liblzma.so.5
>0xb286c830  0xb286cce8  Yes         /usr/lib/gdk-pixbuf-2.0/2.10.0/loaders/libpixbufloader-svg.so
>0xb3cdd280  0xb3cdfe5c  Yes         /usr/lib/gnome-settings-daemon-3.0/liborientation.so
>0xb3202a70  0xb3205f50  Yes         /lib/libgudev-1.0.so.0
>0xb285f1a0  0xb28668c4  Yes         /usr/lib/gnome-settings-daemon-3.0/libcolor.so
>0xb28394d0  0xb2850234  Yes         /lib/libcolord.so.1
>0xb2559c80  0xb258f2d4  Yes         /lib/liblcms2.so.2
>0xb28276b0  0xb282cb2c  Yes         /usr/lib/gnome-settings-daemon-3.0/libxrandr.so
>0xb28120f0  0xb28158b4  Yes         /lib/libwacom.so.2
>0xb3e02f40  0xb3e05994  Yes         /lib/libXtst.so.6
>0xb3c03490  0xb3c07394  Yes         /usr/lib/gnome-settings-daemon-3.0/libxsettings.so
>0xb2805450  0xb2806600  Yes         /usr/lib/gnome-settings-daemon-3.0/libsound.so
>0xb25419c0  0xb2543830  Yes         /lib/libpulse-mainloop-glib.so.0
>0xb24f9f90  0xb252f1b4  Yes         /lib/libpulse.so.0
>0xb24e99e0  0xb24ed174  Yes         /lib/libjson.so.0
>0xb248f9a0  0xb24cf9d4  Yes         /usr/lib/pulseaudio/libpulsecommon-2.1.so
>0xb246b630  0xb2479714  Yes         /lib/libICE.so.6
>0xb24604a0  0xb2464ce4  Yes         /lib/libSM.so.6
>0xb2457070  0xb245b114  Yes         /lib/libwrap.so.0
>0xb23ee590  0xb2436f64  Yes         /lib/libsndfile.so.1
>0xb23e4e60  0xb23e7994  Yes         /lib/libasyncns.so.0
>0xb23def20  0xb23e0b14  Yes         /lib/libuuid.so.1
>0xb23c6190  0xb23d4b74  Yes         /lib/libnsl.so.1
>0xb23b6dd0  0xb23bf5ac  Yes         /lib/libgsm.so.1
>0xb2380630  0xb23ac2b4  Yes         /lib/libFLAC.so.8
>0xb2205c20  0xb22085f8  Yes         /lib/libvorbisenc.so.2
>0xb21f5680  0xb21fa7bc  Yes         /usr/lib/gnome-settings-daemon-3.0/libkeyboard.so
>0xb219e4b0  0xb21c24d4  Yes         /lib/libibus-1.0.so.5
>0xb2181730  0xb218cf6c  Yes         /usr/lib/gnome-settings-daemon-3.0/libgsdwacom.so
>0xb21743c0  0xb217809c  Yes         /usr/lib/gnome-settings-daemon-3.0/liba11y-keyboard.so
>0xb216eca0  0xb216f820  Yes         /usr/lib/gnome-settings-daemon-3.0/liba11y-settings.so
>0xb2164840  0xb21697bc  Yes         /usr/lib/gnome-settings-daemon-3.0/libmouse.so
>0xb215a670  0xb215e1b8  Yes         /usr/lib/gnome-settings-daemon-3.0/libsmartcard.so
>0xb2119fb0  0xb213eb34  Yes         /lib/libssl3.so
>0xb20eff10  0xb210aa34  Yes         /lib/libsmime3.so
>0xb1fb7a50  0xb20ad530  Yes         /lib/libnss3.so
>0xb1f87610  0xb1f96724  Yes         /lib/libnssutil3.so
>0xb1f7cb40  0xb1f7dc14  Yes         /lib/libplds4.so
>0xb1f76ed0  0xb1f78968  Yes         /lib/libplc4.so
>0xb1f419e0  0xb1f65794  Yes         /lib/libnspr4.so
>0xb281a260  0xb281b560  Yes         /usr/lib/gnome-settings-daemon-3.0/libbackground.so
>0xb1f1b830  0xb1f2e8e4  Yes         /usr/lib/gnome-settings-daemon-3.0/libmedia-keys.so
>0xb254bfc0  0xb254ed74  Yes         /usr/lib/gnome-settings-daemon-3.0/libprint-notifications.so
>0xadebc560  0xadef6f84  Yes         /lib/libcups.so.2
>0xade76e90  0xadea7394  Yes         /lib/libgssapi_krb5.so.2
>0xadda0b10  0xade23ea4  Yes         /lib/libkrb5.so.3
>0xadd66b40  0xadd81194  Yes         /lib/libk5crypto.so.3
>0xadd5ff20  0xadd60ca4  Yes         /lib/libcom_err.so.2
>0xadcacd40  0xadd39854  Yes         /lib/libgnutls.so.26
>0xadc20470  0xadc77404  Yes         /lib/libgcrypt.so.11
>0xadc176b0  0xadc17ce0  Yes         /lib/libgpg-error.so.0
>0xadc0b610  0xadc11a84  Yes         /lib/libavahi-common.so.3
>0xadbf9960  0xadc034a4  Yes         /lib/libavahi-client.so.3
>0xadbecf60  0xadbf28f4  Yes         /lib/libkrb5support.so.0
>0xb2153d50  0xb2154ab4  Yes         /lib/libkeyutils.so.1
>0xadbda2f0  0xadbe61f4  Yes         /lib/libtasn1.so.3
>0xadbc6f70  0xadbd14e4  Yes         /lib/libp11-kit.so.0
>0xb21ebe40  0xb21ee5dc  Yes         /usr/lib/gnome-settings-daemon-3.0/libcursor.so
>0xadbbf7b0  0xadbc1e24  Yes         /usr/lib/gnome-settings-daemon-3.0/libclipboard.so
>0xadbb6420  0xadbba1e0  Yes         /usr/lib/gnome-settings-daemon-3.0/libhousekeeping.so
>(*): Shared library is missing debugging information.
>$1 = 0x0
>$2 = 0x0
>eax            0xb6e60540	-1226439360
>ecx            0xb3e43450	-1276890032
>edx            0x0	0
>ebx            0xb6e84000	-1226293248
>esp            0xbf5b4000	0xbf5b4000
>ebp            0xb6e60540	0xb6e60540 <g_variant_type_info_basic_table+160>
>esi            0xb3e43450	-1276890032
>edi            0xb	11
>eip            0xb6dde94c	0xb6dde94c <g_variant_serialised_check+12>
>eflags         0x10246	[ PF ZF IF RF ]
>cs             0x73	115
>ss             0x7b	123
>ds             0x7b	123
>es             0x7b	123
>fs             0x0	0
>gs             0x33	51
>Dump of assembler code for function g_variant_serialised_check:
>   0xb6dde940 <+0>:	lea    -0x6c(%esp),%esp
>   0xb6dde944 <+4>:	mov    0x70(%esp),%eax
>   0xb6dde948 <+8>:	mov    %ebx,0x60(%esp)
>=> 0xb6dde94c <+12>:	call   0xb6d6fd30 <__x86.get_pc_thunk.bx>
>   0xb6dde951 <+17>:	add    $0xa56af,%ebx
>   0xb6dde957 <+23>:	test   %eax,%eax
>   0xb6dde959 <+25>:	mov    %esi,0x64(%esp)
>   0xb6dde95d <+29>:	mov    %edi,0x68(%esp)
>   0xb6dde961 <+33>:	mov    0x74(%esp),%esi
>   0xb6dde965 <+37>:	mov    0x78(%esp),%edi
>   0xb6dde969 <+41>:	je     0xb6ddea40 <g_variant_serialised_check+256>
>   0xb6dde96f <+47>:	lea    0x58(%esp),%edx
>   0xb6dde973 <+51>:	mov    %eax,(%esp)
>   0xb6dde976 <+54>:	mov    %edx,0x8(%esp)
>   0xb6dde97a <+58>:	lea    0x5c(%esp),%edx
>   0xb6dde97e <+62>:	mov    %edx,0x4(%esp)
>   0xb6dde982 <+66>:	call   0xb6de0e10 <g_variant_type_info_query>
>   0xb6dde987 <+71>:	mov    0x58(%esp),%ecx
>   0xb6dde98b <+75>:	test   %ecx,%ecx
>   0xb6dde98d <+77>:	jne    0xb6dde9d0 <g_variant_serialised_check+144>
>   0xb6dde98f <+79>:	test   %edi,%edi
>   0xb6dde991 <+81>:	je     0xb6dde9ba <g_variant_serialised_check+122>
>   0xb6dde993 <+83>:	test   %esi,%esi
>   0xb6dde995 <+85>:	je     0xb6ddea78 <g_variant_serialised_check+312>
>   0xb6dde99b <+91>:	mov    0x5c(%esp),%eax
>   0xb6dde99f <+95>:	and    $0x3,%eax
>   0xb6dde9a2 <+98>:	cmp    %edi,%eax
>   0xb6dde9a4 <+100>:	mov    %eax,0x5c(%esp)
>   0xb6dde9a8 <+104>:	jae    0xb6dde9ba <g_variant_serialised_check+122>
>   0xb6dde9aa <+106>:	mov    %eax,%ecx
>   0xb6dde9ac <+108>:	xor    %edx,%edx
>   0xb6dde9ae <+110>:	and    %esi,%ecx
>   0xb6dde9b0 <+112>:	test   %ecx,%ecx
>   0xb6dde9b2 <+114>:	mov    %ecx,%eax
>   0xb6dde9b4 <+116>:	jne    0xb6ddea96 <g_variant_serialised_check+342>
>   0xb6dde9ba <+122>:	mov    0x60(%esp),%ebx
>   0xb6dde9be <+126>:	mov    0x64(%esp),%esi
>   0xb6dde9c2 <+130>:	mov    0x68(%esp),%edi
>   0xb6dde9c6 <+134>:	lea    0x6c(%esp),%esp
>   0xb6dde9ca <+138>:	ret    
>   0xb6dde9cb <+139>:	nop
>   0xb6dde9cc <+140>:	lea    0x0(%esi,%eiz,1),%esi
>   0xb6dde9d0 <+144>:	xor    %edx,%edx
>   0xb6dde9d2 <+146>:	cmp    %ecx,%edi
>   0xb6dde9d4 <+148>:	mov    %edi,0x40(%esp)
>   0xb6dde9d8 <+152>:	movl   $0x0,0x44(%esp)
>   0xb6dde9e0 <+160>:	je     0xb6dde99b <g_variant_serialised_check+91>
>   0xb6dde9e2 <+162>:	mov    %ecx,0x48(%esp)
>   0xb6dde9e6 <+166>:	mov    %edx,0x4c(%esp)
>   0xb6dde9ea <+170>:	fildll 0x48(%esp)
>   0xb6dde9ee <+174>:	lea    -0x23fd0(%ebx),%eax
>   0xb6dde9f4 <+180>:	fstpt  0x24(%esp)
>   0xb6dde9f8 <+184>:	mov    %eax,0x20(%esp)
>   0xb6dde9fc <+188>:	fildll 0x40(%esp)
>   0xb6ddea00 <+192>:	lea    -0x23fcd(%ebx),%eax
>   0xb6ddea06 <+198>:	movl   $0x69,0x30(%esp)
>   0xb6ddea0e <+206>:	mov    %eax,0x10(%esp)
>   0xb6ddea12 <+210>:	fstpt  0x14(%esp)
>   0xb6ddea16 <+214>:	lea    -0x23de0(%ebx),%eax
>   0xb6ddea1c <+220>:	movl   $0x89,0x8(%esp)
>   0xb6ddea24 <+228>:	mov    %eax,0xc(%esp)
>   0xb6ddea28 <+232>:	lea    -0x23faf(%ebx),%eax
>   0xb6ddea2e <+238>:	mov    %eax,0x4(%esp)
>   0xb6ddea32 <+242>:	lea    -0x72992(%ebx),%eax
>   0xb6ddea38 <+248>:	mov    %eax,(%esp)
>   0xb6ddea3b <+251>:	call   0xb6dc5ee0 <g_assertion_message_cmpnum>
>   0xb6ddea40 <+256>:	lea    -0x23f99(%ebx),%eax
>   0xb6ddea46 <+262>:	movl   $0x85,0x8(%esp)
>   0xb6ddea4e <+270>:	mov    %eax,0x10(%esp)
>   0xb6ddea52 <+274>:	lea    -0x23de0(%ebx),%eax
>   0xb6ddea58 <+280>:	mov    %eax,0xc(%esp)
>   0xb6ddea5c <+284>:	lea    -0x23faf(%ebx),%eax
>   0xb6ddea62 <+290>:	mov    %eax,0x4(%esp)
>   0xb6ddea66 <+294>:	lea    -0x72992(%ebx),%eax
>   0xb6ddea6c <+300>:	mov    %eax,(%esp)
>   0xb6ddea6f <+303>:	call   0xb6dc6080 <g_assertion_message_expr>
>   0xb6ddea74 <+308>:	lea    0x0(%esi,%eiz,1),%esi
>   0xb6ddea78 <+312>:	lea    -0x23e90(%ebx),%eax
>   0xb6ddea7e <+318>:	movl   $0x8b,0x8(%esp)
>   0xb6ddea86 <+326>:	mov    %eax,0x10(%esp)
>   0xb6ddea8a <+330>:	lea    -0x23de0(%ebx),%eax
>   0xb6ddea90 <+336>:	mov    %eax,0xc(%esp)
>   0xb6ddea94 <+340>:	jmp    0xb6ddea5c <g_variant_serialised_check+284>
>   0xb6ddea96 <+342>:	fldz   
>   0xb6ddea98 <+344>:	mov    %eax,0x48(%esp)
>   0xb6ddea9c <+348>:	fstpt  0x24(%esp)
>   0xb6ddeaa0 <+352>:	mov    %edx,0x4c(%esp)
>   0xb6ddeaa4 <+356>:	fildll 0x48(%esp)
>   0xb6ddeaa8 <+360>:	lea    -0x23ebc(%ebx),%eax
>   0xb6ddeaae <+366>:	lea    -0x23fd0(%ebx),%ecx
>   0xb6ddeab4 <+372>:	mov    %eax,0x10(%esp)
>   0xb6ddeab8 <+376>:	movl   $0x69,0x30(%esp)
>   0xb6ddeac0 <+384>:	lea    -0x23de0(%ebx),%eax
>   0xb6ddeac6 <+390>:	mov    %ecx,0x20(%esp)
>   0xb6ddeaca <+394>:	fstpt  0x14(%esp)
>   0xb6ddeace <+398>:	mov    %eax,0xc(%esp)
>   0xb6ddead2 <+402>:	movl   $0xa9,0x8(%esp)
>   0xb6ddeada <+410>:	jmp    0xb6ddea28 <g_variant_serialised_check+232>
>End of assembler dump.

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Attachments on bug 877191: 646026 | 646027 | 646028 | 646029 | 646030 | 646031 | 646032 | 646033 | 646034 | 646035 | 646036