Attachment 1278515 Details for Bug 1450613 – File: backtrace

File: backtrace

backtrace (text/plain), 21.47 KB, created by crileyjm on 2017-05-13 23:25:14 UTC

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Creator: crileyjm

Created: 2017-05-13 23:25:14 UTC

Size: 21.47 KB

patch

obsolete

>[New LWP 23781]
>[New LWP 23178]
>[New LWP 23187]
>[New LWP 23185]
>[New LWP 23184]
>[Thread debugging using libthread_db enabled]
>Using host libthread_db library "/lib64/libthread_db.so.1".
>Core was generated by `/usr/libexec/xdg-desktop-portal'.
>Program terminated with signal SIGSEGV, Segmentation fault.
>#0  __strchr_sse2 () at ../sysdeps/x86_64/strchr.S:32
>32		movdqu	(%rdi), %xmm0
>[Current thread is 1 (Thread 0x7f2b0bfff700 (LWP 23781))]
>
>Thread 1 (Thread 0x7f2b0bfff700 (LWP 23781)):
>#0  __strchr_sse2 () at ../sysdeps/x86_64/strchr.S:32
>No locals.
>#1  0x00007f2b25101d8b in expand_macro (macro=117 'u', exec=exec@entry=0x7f2b10001d80, info=info@entry=0x7f2b040051c0, uri_list=uri_list@entry=0x7f2b0bffe948) at gdesktopappinfo.c:2293
>        uris = 0x7f2b0bffec40
>        expanded = <optimized out>
>        force_file_uri = 1
>        force_file_uri_macro = 102 'f'
>        uri = 0x0
>        __func__ = "expand_macro"
>#2  0x00007f2b25102630 in expand_application_parameters (error=0x0, argv=0x7f2b0bffe958, argc=0x7f2b0bffe950, uris=0x7f2b0bffe948, exec_line=0x7f2b10033660 "/usr/bin/flatpak run --branch=master --arch=x86_64 --command=firefox org.mozilla.FirefoxNightlyWayland %u", info=0x7f2b040051c0) at gdesktopappinfo.c:2414
>        uri_list = <optimized out>
>        p = 0x7f2b100336c7 "%u"
>        expanded_exec = 0x7f2b10001d80
>        res = <optimized out>
>#3  g_desktop_app_info_launch_uris_with_spawn (info=info@entry=0x7f2b040051c0, session_bus=session_bus@entry=0x560fd67f9000, exec_line=0x7f2b10033660 "/usr/bin/flatpak run --branch=master --arch=x86_64 --command=firefox org.mozilla.FirefoxNightlyWayland %u", uris=<optimized out>, uris@entry=0x7f2b0bffec40, launch_context=launch_context@entry=0x7f2b04005f00, spawn_flags=spawn_flags@entry=G_SPAWN_SEARCH_PATH, user_setup=0x0, user_setup_data=0x0, pid_callback=0x0, pid_callback_data=0x0, error=0x0) at gdesktopappinfo.c:2677
>        pid = 32555
>        launched_uris = <optimized out>
>        iter = <optimized out>
>        sn_id = 0x0
>        completed = 0
>        old_uris = <optimized out>
>        argv = 0x0
>        envp = 0x7f2b100214c0
>        argc = 268508228
>        data = {user_setup = 0x7f2b10011c44, user_setup_data = 0x0, pid_envvar = 0x0}
>        __func__ = "g_desktop_app_info_launch_uris_with_spawn"
>#4  0x00007f2b25102b6b in g_desktop_app_info_launch_uris_internal (appinfo=0x7f2b040051c0, uris=0x7f2b0bffec40, launch_context=0x7f2b04005f00, spawn_flags=spawn_flags@entry=G_SPAWN_SEARCH_PATH, user_setup=user_setup@entry=0x0, user_setup_data=user_setup_data@entry=0x0, pid_callback=0x0, pid_callback_data=0x0, error=0x0) at gdesktopappinfo.c:2893
>        info = 0x7f2b040051c0
>        session_bus = 0x560fd67f9000
>        success = 1
>#5  0x00007f2b25102c19 in g_desktop_app_info_launch_uris (appinfo=<optimized out>, uris=<optimized out>, launch_context=<optimized out>, error=<optimized out>) at gdesktopappinfo.c:2916
>No locals.
>#6  0x0000560fd566497e in launch_application_with_uri (choice_id=0x7f2b10022878 "org.mozilla.FirefoxNightlyWayland", uri=uri@entry=0x7f2b10032850 "https://docs.fedoraproject.org/en-US/Fedora/25/html/Networking_Guide/sec-Disabling_Consistent_Network_Device_Naming.html", parent_window=parent_window@entry=0x7f2b100335a0 "wayland:tia.0{7_Z1E:#^9s3,\\s}Q&!6j:9((4}", writable=writable@entry=0) at src/open-uri.c:205
>        desktop_id = 0x7f2b10037df0 "org.mozilla.FirefoxNightlyWayland.desktop"
>        info = 0x7f2b040051c0
>        context = 0x7f2b04005f00
>        ruri = 0x0
>        uris = {data = 0x0, next = 0x0, prev = 0x7f2b0bffedb0}
>#7  0x0000560fd5665b20 in send_response_in_thread_func (task=<optimized out>, source_object=<optimized out>, task_data=0x7f2b10004c30, cancellable=<optimized out>) at src/open-uri.c:289
>        uri = <optimized out>
>        parent_window = 0x7f2b100335a0 "wayland:tia.0{7_Z1E:#^9s3,\\s}Q&!6j:9((4}"
>        writable = 0
>        content_type = <optimized out>
>        request = 0x7f2b10004c30
>        response = 0
>        options = <optimized out>
>        choice = 0x7f2b10022878 "org.mozilla.FirefoxNightlyWayland"
>        opt_builder = {u = {s = {partial_magic = 0, type = 0x7f2b10003c90, y = {139822928772241, 0, 0, 18446744073709551615, 139822928770848, 8, 0, 3, 1033660112, 0, 0, 0, 0, 0}}, x = {0, 139822928772240, 139822928772241, 0, 0, 18446744073709551615, 139822928770848, 8, 0, 3, 1033660112, 0, 0, 0, 0, 0}}}
>        request_auto_unlock267 = 0x7f2b10004c78
>#8  0x00007f2b250a018d in g_task_thread_pool_thread (thread_data=0x560fd6804d50, pool_data=<optimized out>) at gtask.c:1304
>        task = 0x560fd6804d50
>#9  0x00007f2b24b2458e in g_thread_pool_thread_proxy (data=<optimized out>) at gthreadpool.c:307
>        pool = 0x560fd67f0dd0
>#10 0x00007f2b24b23b93 in g_thread_proxy (data=0x560fd682df20) at gthread.c:784
>        thread = 0x560fd682df20
>        __func__ = "g_thread_proxy"
>#11 0x00007f2b246846ca in start_thread (arg=0x7f2b0bfff700) at pthread_create.c:333
>        __res = <optimized out>
>        pd = 0x7f2b0bfff700
>        now = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139822861645568, 4069080196516030546, 0, 139823104005455, 139822861646272, 139822861645568, -4166303412093573038, -4166376998585751470}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>        pagesize_m1 = <optimized out>
>        sp = <optimized out>
>        freesize = <optimized out>
>        __PRETTY_FUNCTION__ = "start_thread"
>#12 0x00007f2b243bef7f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
>No locals.
>
>Thread 2 (Thread 0x7f2b255a3cc0 (LWP 23178)):
>#0  0x00007f2b243b301d in poll () at ../sysdeps/unix/syscall-template.S:84
>No locals.
>#1  0x00007f2b24afc166 in g_main_context_poll (priority=<optimized out>, n_fds=2, fds=0x560fd67e9960, timeout=<optimized out>, context=0x560fd6802600) at gmain.c:4228
>        poll_func = 0x7f2b24b0c010 <g_poll>
>#2  g_main_context_iterate (context=0x560fd6802600, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3924
>        max_priority = 2147483647
>        timeout = -1
>        some_ready = <optimized out>
>        nfds = 2
>        allocated_nfds = 2
>        fds = 0x560fd67e9960
>#3  0x00007f2b24afc4f2 in g_main_loop_run (loop=0x560fd67e7de0) at gmain.c:4125
>        __func__ = "g_main_loop_run"
>#4  0x0000560fd5662531 in main (argc=<optimized out>, argv=<optimized out>) at src/xdg-desktop-portal.c:445
>        owner_id = 1
>        error = 0x0
>        session_bus = 0x560fd67f9000
>        context = 0x560fd67de060
>
>Thread 3 (Thread 0x7f2b18e53700 (LWP 23187)):
>#0  0x00007f2b243b301d in poll () at ../sysdeps/unix/syscall-template.S:84
>No locals.
>#1  0x00007f2b24afc166 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7f2b040010c0, timeout=<optimized out>, context=0x560fd682d990) at gmain.c:4228
>        poll_func = 0x7f2b24b0c010 <g_poll>
>#2  g_main_context_iterate (context=context@entry=0x560fd682d990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3924
>        max_priority = 2147483647
>        timeout = -1
>        some_ready = <optimized out>
>        nfds = 1
>        allocated_nfds = 1
>        fds = 0x7f2b040010c0
>#3  0x00007f2b24afc27c in g_main_context_iteration (context=context@entry=0x560fd682d990, may_block=may_block@entry=1) at gmain.c:3990
>        retval = <optimized out>
>#4  0x00007f2b18e5afad in dconf_gdbus_worker_thread (user_data=0x560fd682d990) at dconf-gdbus-thread.c:82
>        context = 0x560fd682d990
>#5  0x00007f2b24b23b93 in g_thread_proxy (data=0x7f2b0c004540) at gthread.c:784
>        thread = 0x7f2b0c004540
>        __func__ = "g_thread_proxy"
>#6  0x00007f2b246846ca in start_thread (arg=0x7f2b18e53700) at pthread_create.c:333
>        __res = <optimized out>
>        pd = 0x7f2b18e53700
>        now = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139823077996288, 4069080196516030546, 0, 140724957542191, 139823077996992, 139823077996288, -4166261576964626350, -4166376998585751470}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>        pagesize_m1 = <optimized out>
>        sp = <optimized out>
>        freesize = <optimized out>
>        __PRETTY_FUNCTION__ = "start_thread"
>#7  0x00007f2b243bef7f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
>No locals.
>
>Thread 4 (Thread 0x7f2b1af23700 (LWP 23185)):
>#0  0x00007f2b243b301d in poll () at ../sysdeps/unix/syscall-template.S:84
>No locals.
>#1  0x00007f2b24afc166 in g_main_context_poll (priority=<optimized out>, n_fds=3, fds=0x7f2b0c0010c0, timeout=<optimized out>, context=0x560fd67f1450) at gmain.c:4228
>        poll_func = 0x7f2b24b0c010 <g_poll>
>#2  g_main_context_iterate (context=0x560fd67f1450, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3924
>        max_priority = 2147483647
>        timeout = -1
>        some_ready = <optimized out>
>        nfds = 3
>        allocated_nfds = 3
>        fds = 0x7f2b0c0010c0
>#3  0x00007f2b24afc4f2 in g_main_loop_run (loop=0x560fd67f13e0) at gmain.c:4125
>        __func__ = "g_main_loop_run"
>#4  0x00007f2b250e0a76 in gdbus_shared_thread_func (user_data=0x560fd67f1420) at gdbusprivate.c:247
>        data = 0x560fd67f1420
>#5  0x00007f2b24b23b93 in g_thread_proxy (data=0x560fd67fd0a0) at gthread.c:784
>        thread = 0x560fd67fd0a0
>        __func__ = "g_thread_proxy"
>#6  0x00007f2b246846ca in start_thread (arg=0x7f2b1af23700) at pthread_create.c:333
>        __res = <optimized out>
>        pd = 0x7f2b1af23700
>        now = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139823112402688, 4069080196516030546, 0, 140724957545471, 139823112403392, 139823112402688, -4166266138219894702, -4166376998585751470}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>        pagesize_m1 = <optimized out>
>        sp = <optimized out>
>        freesize = <optimized out>
>        __PRETTY_FUNCTION__ = "start_thread"
>#7  0x00007f2b243bef7f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
>No locals.
>
>Thread 5 (Thread 0x7f2b1b936700 (LWP 23184)):
>#0  0x00007f2b243b301d in poll () at ../sysdeps/unix/syscall-template.S:84
>No locals.
>#1  0x00007f2b24afc166 in g_main_context_poll (priority=<optimized out>, n_fds=2, fds=0x7f2b140008e0, timeout=<optimized out>, context=0x560fd67fc6b0) at gmain.c:4228
>        poll_func = 0x7f2b24b0c010 <g_poll>
>#2  g_main_context_iterate (context=context@entry=0x560fd67fc6b0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3924
>        max_priority = 2147483647
>        timeout = -1
>        some_ready = <optimized out>
>        nfds = 2
>        allocated_nfds = 2
>        fds = 0x7f2b140008e0
>#3  0x00007f2b24afc27c in g_main_context_iteration (context=0x560fd67fc6b0, may_block=may_block@entry=1) at gmain.c:3990
>        retval = <optimized out>
>#4  0x00007f2b24afc2c1 in glib_worker_main (data=<optimized out>) at gmain.c:5783
>No locals.
>#5  0x00007f2b24b23b93 in g_thread_proxy (data=0x560fd67fd000) at gthread.c:784
>        thread = 0x560fd67fd000
>        __func__ = "g_thread_proxy"
>#6  0x00007f2b246846ca in start_thread (arg=0x7f2b1b936700) at pthread_create.c:333
>        __res = <optimized out>
>        pd = 0x7f2b1b936700
>        now = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139823122966272, 4069080196516030546, 0, 140724957544703, 139823122966976, 139823122966272, -4166267503482623918, -4166376998585751470}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>        pagesize_m1 = <optimized out>
>        sp = <optimized out>
>        freesize = <optimized out>
>        __PRETTY_FUNCTION__ = "start_thread"
>#7  0x00007f2b243bef7f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
>No locals.
>From                To                  Syms Read   Shared Object Library
>0x00007f2b2504c650  0x00007f2b2512739e  Yes         /lib64/libgio-2.0.so.0
>0x00007f2b24dcf340  0x00007f2b24dffdad  Yes         /lib64/libgobject-2.0.so.0
>0x00007f2b24acc710  0x00007f2b24b44599  Yes         /lib64/libglib-2.0.so.0
>0x00007f2b2489daa0  0x00007f2b248ad8b5  Yes         /lib64/libgcc_s.so.1
>0x00007f2b24682a20  0x00007f2b2468fd21  Yes         /lib64/libpthread.so.0
>0x00007f2b242d69d0  0x00007f2b24426ad3  Yes         /lib64/libc.so.6
>0x00007f2b240b06f0  0x00007f2b240b4eb4  Yes         /lib64/libffi.so.6
>0x00007f2b23eac050  0x00007f2b23eacf55  Yes         /lib64/libgmodule-2.0.so.0
>0x00007f2b23ca7da0  0x00007f2b23ca89ae  Yes         /lib64/libdl.so.2
>0x00007f2b23a355c0  0x00007f2b23a87831  Yes         /lib64/libpcre.so.1
>0x00007f2b23820060  0x00007f2b2382c547  Yes         /lib64/libz.so.1
>0x00007f2b235fd320  0x00007f2b2361339f  Yes         /lib64/libselinux.so.1
>0x00007f2b233df990  0x00007f2b233ef080  Yes         /lib64/libresolv.so.2
>0x00007f2b2319cc00  0x00007f2b231c9e29  Yes         /lib64/libmount.so.1
>0x00007f2b253aaad0  0x00007f2b253c84f0  Yes         /lib64/ld-linux-x86-64.so.2
>0x00007f2b22f57660  0x00007f2b22f7edd9  Yes         /lib64/libblkid.so.1
>0x00007f2b22d4b450  0x00007f2b22d4caf1  Yes         /lib64/libuuid.so.1
>0x00007f2b22b440e0  0x00007f2b22b471ff  Yes         /lib64/librt.so.1
>0x00007f2b1bd81f00  0x00007f2b1bd9c126  Yes         /usr/lib64/gio/modules/libgvfsdbus.so
>0x00007f2b1bb4ca80  0x00007f2b1bb637b6  Yes         /usr/lib64/gvfs/libgvfscommon.so
>0x00007f2b1b937e60  0x00007f2b1b9388b5  Yes         /lib64/libutil.so.1
>0x00007f2b1af261a0  0x00007f2b1af2c081  Yes         /lib64/libnss_files.so.2
>0x00007f2b19b06590  0x00007f2b19b17ce4  Yes         /lib64/libproxy.so.1
>0x00007f2b198f8fa0  0x00007f2b198fcd3c  Yes         /lib64/libmodman.so.1
>0x00007f2b195fa880  0x00007f2b196aa059  Yes         /lib64/libstdc++.so.6
>0x00007f2b1926b720  0x00007f2b192dcc0a  Yes         /lib64/libm.so.6
>0x00007f2b19062790  0x00007f2b1906383a  Yes         /usr/lib64/gio/modules/libgiognomeproxy.so
>0x00007f2b18e576f0  0x00007f2b18e5c78e  Yes         /usr/lib64/gio/modules/libdconfsettings.so
>$1 = 0x0
>$2 = 0x0
>rax            0x0	0
>rbx            0x7f2b0bffec40	139822861642816
>rcx            0x7f2b0bffe948	139822861642056
>rdx            0x7f2b040051c0	139822727451072
>rsi            0x23	35
>rdi            0x0	0
>rbp            0x7f2b10001d80	0x7f2b10001d80
>rsp            0x7f2b0bffe878	0x7f2b0bffe878
>r8             0x7f2b1001a4e0	139822928864480
>r9             0x1	1
>r10            0x7f2b1001eb00	139822928882432
>r11            0x0	0
>r12            0x7f2b0bffe948	139822861642056
>r13            0x75	117
>r14            0x0	0
>r15            0x75	117
>rip            0x7f2b24342373	0x7f2b24342373 <__strchr_sse2+35>
>eflags         0x10283	[ CF SF IF RF ]
>cs             0x33	51
>ss             0x2b	43
>ds             0x0	0
>es             0x0	0
>fs             0x0	0
>gs             0x0	0
>Dump of assembler code for function __strchr_sse2:
>   0x00007f2b24342350 <+0>:	movd   %esi,%xmm1
>   0x00007f2b24342354 <+4>:	mov    %edi,%eax
>   0x00007f2b24342356 <+6>:	and    $0xfff,%eax
>   0x00007f2b2434235b <+11>:	punpcklbw %xmm1,%xmm1
>   0x00007f2b2434235f <+15>:	cmp    $0xfc0,%eax
>   0x00007f2b24342364 <+20>:	punpcklwd %xmm1,%xmm1
>   0x00007f2b24342368 <+24>:	pshufd $0x0,%xmm1,%xmm1
>   0x00007f2b2434236d <+29>:	jg     0x7f2b243424d0 <__strchr_sse2+384>
>=> 0x00007f2b24342373 <+35>:	movdqu (%rdi),%xmm0
>   0x00007f2b24342377 <+39>:	pxor   %xmm3,%xmm3
>   0x00007f2b2434237b <+43>:	movdqa %xmm0,%xmm4
>   0x00007f2b2434237f <+47>:	pcmpeqb %xmm1,%xmm0
>   0x00007f2b24342383 <+51>:	pcmpeqb %xmm3,%xmm4
>   0x00007f2b24342387 <+55>:	por    %xmm4,%xmm0
>   0x00007f2b2434238b <+59>:	pmovmskb %xmm0,%eax
>   0x00007f2b2434238f <+63>:	test   %eax,%eax
>   0x00007f2b24342391 <+65>:	je     0x7f2b243423a8 <__strchr_sse2+88>
>   0x00007f2b24342393 <+67>:	bsf    %eax,%eax
>   0x00007f2b24342396 <+70>:	mov    $0x0,%edx
>   0x00007f2b2434239b <+75>:	lea    (%rdi,%rax,1),%rax
>   0x00007f2b2434239f <+79>:	cmp    %sil,(%rax)
>   0x00007f2b243423a2 <+82>:	cmovne %rdx,%rax
>   0x00007f2b243423a6 <+86>:	retq   
>   0x00007f2b243423a7 <+87>:	nop
>   0x00007f2b243423a8 <+88>:	movdqu 0x10(%rdi),%xmm0
>   0x00007f2b243423ad <+93>:	movdqa %xmm0,%xmm4
>   0x00007f2b243423b1 <+97>:	pcmpeqb %xmm1,%xmm0
>   0x00007f2b243423b5 <+101>:	pcmpeqb %xmm3,%xmm4
>   0x00007f2b243423b9 <+105>:	por    %xmm4,%xmm0
>   0x00007f2b243423bd <+109>:	pmovmskb %xmm0,%ecx
>   0x00007f2b243423c1 <+113>:	movdqu 0x20(%rdi),%xmm0
>   0x00007f2b243423c6 <+118>:	movdqa %xmm0,%xmm4
>   0x00007f2b243423ca <+122>:	pcmpeqb %xmm1,%xmm0
>   0x00007f2b243423ce <+126>:	shl    $0x10,%rcx
>   0x00007f2b243423d2 <+130>:	pcmpeqb %xmm3,%xmm4
>   0x00007f2b243423d6 <+134>:	por    %xmm4,%xmm0
>   0x00007f2b243423da <+138>:	pmovmskb %xmm0,%eax
>   0x00007f2b243423de <+142>:	movdqu 0x30(%rdi),%xmm0
>   0x00007f2b243423e3 <+147>:	pcmpeqb %xmm0,%xmm3
>   0x00007f2b243423e7 <+151>:	shl    $0x20,%rax
>   0x00007f2b243423eb <+155>:	pcmpeqb %xmm1,%xmm0
>   0x00007f2b243423ef <+159>:	or     %rcx,%rax
>   0x00007f2b243423f2 <+162>:	por    %xmm3,%xmm0
>   0x00007f2b243423f6 <+166>:	pmovmskb %xmm0,%ecx
>   0x00007f2b243423fa <+170>:	shl    $0x30,%rcx
>   0x00007f2b243423fe <+174>:	or     %rcx,%rax
>   0x00007f2b24342401 <+177>:	test   %rax,%rax
>   0x00007f2b24342404 <+180>:	jne    0x7f2b243424b0 <__strchr_sse2+352>
>   0x00007f2b2434240a <+186>:	nopw   0x0(%rax,%rax,1)
>   0x00007f2b24342410 <+192>:	pxor   %xmm6,%xmm6
>   0x00007f2b24342414 <+196>:	and    $0xffffffffffffffc0,%rdi
>   0x00007f2b24342418 <+200>:	add    $0x40,%rdi
>   0x00007f2b2434241c <+204>:	movdqa (%rdi),%xmm5
>   0x00007f2b24342420 <+208>:	movdqa 0x10(%rdi),%xmm2
>   0x00007f2b24342425 <+213>:	movdqa 0x20(%rdi),%xmm3
>   0x00007f2b2434242a <+218>:	pxor   %xmm1,%xmm5
>   0x00007f2b2434242e <+222>:	movdqa 0x30(%rdi),%xmm4
>   0x00007f2b24342433 <+227>:	pxor   %xmm1,%xmm2
>   0x00007f2b24342437 <+231>:	pxor   %xmm1,%xmm3
>   0x00007f2b2434243b <+235>:	pminub (%rdi),%xmm5
>   0x00007f2b2434243f <+239>:	pxor   %xmm1,%xmm4
>   0x00007f2b24342443 <+243>:	pminub 0x10(%rdi),%xmm2
>   0x00007f2b24342448 <+248>:	pminub 0x20(%rdi),%xmm3
>   0x00007f2b2434244d <+253>:	pminub %xmm2,%xmm5
>   0x00007f2b24342451 <+257>:	pminub 0x30(%rdi),%xmm4
>   0x00007f2b24342456 <+262>:	pminub %xmm3,%xmm5
>   0x00007f2b2434245a <+266>:	pminub %xmm4,%xmm5
>   0x00007f2b2434245e <+270>:	pcmpeqb %xmm6,%xmm5
>   0x00007f2b24342462 <+274>:	pmovmskb %xmm5,%eax
>   0x00007f2b24342466 <+278>:	test   %eax,%eax
>   0x00007f2b24342468 <+280>:	je     0x7f2b24342418 <__strchr_sse2+200>
>   0x00007f2b2434246a <+282>:	movdqa (%rdi),%xmm5
>   0x00007f2b2434246e <+286>:	movdqa %xmm5,%xmm0
>   0x00007f2b24342472 <+290>:	pcmpeqb %xmm1,%xmm5
>   0x00007f2b24342476 <+294>:	pcmpeqb %xmm6,%xmm0
>   0x00007f2b2434247a <+298>:	por    %xmm0,%xmm5
>   0x00007f2b2434247e <+302>:	pcmpeqb %xmm6,%xmm2
>   0x00007f2b24342482 <+306>:	pcmpeqb %xmm6,%xmm3
>   0x00007f2b24342486 <+310>:	pcmpeqb %xmm6,%xmm4
>   0x00007f2b2434248a <+314>:	pmovmskb %xmm5,%ecx
>   0x00007f2b2434248e <+318>:	pmovmskb %xmm2,%eax
>   0x00007f2b24342492 <+322>:	shl    $0x10,%rax
>   0x00007f2b24342496 <+326>:	pmovmskb %xmm3,%r8d
>   0x00007f2b2434249b <+331>:	pmovmskb %xmm4,%edx
>   0x00007f2b2434249f <+335>:	shl    $0x20,%r8
>   0x00007f2b243424a3 <+339>:	or     %r8,%rax
>   0x00007f2b243424a6 <+342>:	or     %rcx,%rax
>   0x00007f2b243424a9 <+345>:	shl    $0x30,%rdx
>   0x00007f2b243424ad <+349>:	or     %rdx,%rax
>   0x00007f2b243424b0 <+352>:	bsf    %rax,%rax
>   0x00007f2b243424b4 <+356>:	mov    $0x0,%edx
>   0x00007f2b243424b9 <+361>:	lea    (%rdi,%rax,1),%rax
>   0x00007f2b243424bd <+365>:	cmp    %sil,(%rax)
>   0x00007f2b243424c0 <+368>:	cmovne %rdx,%rax
>   0x00007f2b243424c4 <+372>:	retq   
>   0x00007f2b243424c5 <+373>:	nop
>   0x00007f2b243424c6 <+374>:	nopw   %cs:0x0(%rax,%rax,1)
>   0x00007f2b243424d0 <+384>:	mov    %rdi,%rdx
>   0x00007f2b243424d3 <+387>:	pxor   %xmm2,%xmm2
>   0x00007f2b243424d7 <+391>:	and    $0xffffffffffffffc0,%rdx
>   0x00007f2b243424db <+395>:	movdqa %xmm1,%xmm0
>   0x00007f2b243424df <+399>:	movdqa (%rdx),%xmm3
>   0x00007f2b243424e3 <+403>:	movdqa %xmm3,%xmm4
>   0x00007f2b243424e7 <+407>:	pcmpeqb %xmm1,%xmm3
>   0x00007f2b243424eb <+411>:	pcmpeqb %xmm2,%xmm4
>   0x00007f2b243424ef <+415>:	por    %xmm4,%xmm3
>   0x00007f2b243424f3 <+419>:	pmovmskb %xmm3,%r8d
>   0x00007f2b243424f8 <+424>:	movdqa 0x10(%rdx),%xmm3
>   0x00007f2b243424fd <+429>:	movdqa %xmm3,%xmm4
>   0x00007f2b24342501 <+433>:	pcmpeqb %xmm1,%xmm3
>   0x00007f2b24342505 <+437>:	pcmpeqb %xmm2,%xmm4
>   0x00007f2b24342509 <+441>:	por    %xmm4,%xmm3
>   0x00007f2b2434250d <+445>:	pmovmskb %xmm3,%eax
>   0x00007f2b24342511 <+449>:	movdqa 0x20(%rdx),%xmm3
>   0x00007f2b24342516 <+454>:	movdqa %xmm3,%xmm4
>   0x00007f2b2434251a <+458>:	pcmpeqb %xmm1,%xmm3
>   0x00007f2b2434251e <+462>:	shl    $0x10,%rax
>   0x00007f2b24342522 <+466>:	pcmpeqb %xmm2,%xmm4
>   0x00007f2b24342526 <+470>:	por    %xmm4,%xmm3
>   0x00007f2b2434252a <+474>:	pmovmskb %xmm3,%r9d
>   0x00007f2b2434252f <+479>:	movdqa 0x30(%rdx),%xmm3
>   0x00007f2b24342534 <+484>:	pcmpeqb %xmm3,%xmm2
>   0x00007f2b24342538 <+488>:	shl    $0x20,%r9
>   0x00007f2b2434253c <+492>:	pcmpeqb %xmm3,%xmm0
>   0x00007f2b24342540 <+496>:	or     %r9,%rax
>   0x00007f2b24342543 <+499>:	or     %r8,%rax
>   0x00007f2b24342546 <+502>:	por    %xmm2,%xmm0
>   0x00007f2b2434254a <+506>:	pmovmskb %xmm0,%ecx
>   0x00007f2b2434254e <+510>:	shl    $0x30,%rcx
>   0x00007f2b24342552 <+514>:	or     %rcx,%rax
>   0x00007f2b24342555 <+517>:	mov    %edi,%ecx
>   0x00007f2b24342557 <+519>:	sub    %dl,%cl
>   0x00007f2b24342559 <+521>:	shr    %cl,%rax
>   0x00007f2b2434255c <+524>:	test   %rax,%rax
>   0x00007f2b2434255f <+527>:	jne    0x7f2b243424b0 <__strchr_sse2+352>
>   0x00007f2b24342565 <+533>:	jmpq   0x7f2b2434240a <__strchr_sse2+186>
>End of assembler dump.
>== EXPLOITABLE ==

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Attachments on bug 1450613: 1278515 | 1278516 | 1278517 | 1278518 | 1278519 | 1278520 | 1278521 | 1278522 | 1278523 | 1278524 | 1278525 | 1278526 | 1278527