Attachment 683101 Details for Bug 901835 – File: backtrace

File: backtrace

backtrace (text/plain), 397.47 KB, created by Aidan Talerico on 2013-01-19 15:37:47 UTC

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Creator: Aidan Talerico

Created: 2013-01-19 15:37:47 UTC

Size: 397.47 KB

patch

obsolete

>[New LWP 10950]
>[New LWP 10951]
>[New LWP 10952]
>[New LWP 10953]
>[Thread debugging using libthread_db enabled]
>Using host libthread_db library "/lib64/libthread_db.so.1".
>Core was generated by `/usr/libexec/packagekitd'.
>Program terminated with signal 11, Segmentation fault.
>#0  0x0000000000419212 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:266
>266	{
>
>Thread 4 (Thread 0x7f6db4f1f700 (LWP 10953)):
>#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:217
>No locals.
>#1  0x0000003571285115 in g_cond_wait_until (cond=cond@entry=0xcc0dd8, mutex=mutex@entry=0xcc0dd0, end_time=end_time@entry=251980399357) at gthread-posix.c:857
>        ts = {tv_sec = 251980, tv_nsec = 399357000}
>        status = <optimized out>
>#2  0x000000357121ea01 in g_async_queue_pop_intern_unlocked (queue=0xcc0dd0, wait=wait@entry=1, end_time=251980399357) at gasyncqueue.c:424
>        retval = <optimized out>
>        __PRETTY_FUNCTION__ = "g_async_queue_pop_intern_unlocked"
>#3  0x000000357121f0a8 in g_async_queue_timeout_pop_unlocked (queue=<optimized out>, timeout=timeout@entry=500000) at gasyncqueue.c:572
>        end_time = <optimized out>
>#4  0x000000357126bd1a in g_thread_pool_wait_for_new_task (pool=0xcc33e0) at gthreadpool.c:264
>        task = <optimized out>
>#5  g_thread_pool_thread_proxy (data=<optimized out>) at gthreadpool.c:298
>        task = 0xcd0c30
>        pool = 0xcc33e0
>#6  0x000000357126b5f5 in g_thread_proxy (data=0xcbd140) at gthread.c:797
>        thread = 0xcbd140
>#7  0x0000003571e07d15 in start_thread (arg=0x7f6db4f1f700) at pthread_create.c:308
>        __res = <optimized out>
>        pd = 0x7f6db4f1f700
>        now = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140109163919104, -4239689580960560253, 0, 229529227264, 140109163919104, 13382624, 4319780155880622979, -4232403946191860861}, 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>
>#8  0x00000035716f246d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:114
>No locals.
>
>Thread 3 (Thread 0x7f6db5720700 (LWP 10952)):
>#0  0x00000035716e998d in poll () at ../sysdeps/unix/syscall-template.S:81
>No locals.
>#1  0x0000003571247d44 in g_main_context_poll (n_fds=3, fds=0x7f6da80010c0, timeout=-1, context=0xcc0780, priority=<optimized out>) at gmain.c:3584
>        poll_func = 0x3571255e10 <g_poll>
>#2  g_main_context_iterate (context=0xcc0780, 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 = 3
>        allocated_nfds = <optimized out>
>        fds = 0x7f6da80010c0
>#3  0x00000035712481a2 in g_main_loop_run (loop=0xcc0710) at gmain.c:3484
>        __PRETTY_FUNCTION__ = "g_main_loop_run"
>#4  0x00000035796cc546 in gdbus_shared_thread_func (user_data=0xcc0750) at gdbusprivate.c:277
>        data = 0xcc0750
>#5  0x000000357126b5f5 in g_thread_proxy (data=0xcbcf20) at gthread.c:797
>        thread = 0xcbcf20
>#6  0x0000003571e07d15 in start_thread (arg=0x7f6db5720700) at pthread_create.c:308
>        __res = <optimized out>
>        pd = 0x7f6db5720700
>        now = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140109172311808, -4239689580960560253, 0, 229529227264, 140109172311808, 13371216, 4319781254855379843, -4232403946191860861}, 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>
>#7  0x00000035716f246d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:114
>No locals.
>
>Thread 2 (Thread 0x7f6db5f21700 (LWP 10951)):
>#0  0x00000035716e998d in poll () at ../sysdeps/unix/syscall-template.S:81
>No locals.
>#1  0x0000003571247d44 in g_main_context_poll (n_fds=1, fds=0x7f6db00008e0, timeout=-1, context=0xca3140, priority=<optimized out>) at gmain.c:3584
>        poll_func = 0x3571255e10 <g_poll>
>#2  g_main_context_iterate (context=context@entry=0xca3140, 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 = 1
>        allocated_nfds = <optimized out>
>        fds = 0x7f6db00008e0
>#3  0x0000003571247e64 in g_main_context_iteration (context=0xca3140, may_block=may_block@entry=1) at gmain.c:3351
>        retval = <optimized out>
>#4  0x0000003571247eb1 in glib_worker_main (data=<optimized out>) at gmain.c:5028
>No locals.
>#5  0x000000357126b5f5 in g_thread_proxy (data=0xca3c00) at gthread.c:797
>        thread = 0xca3c00
>#6  0x0000003571e07d15 in start_thread (arg=0x7f6db5f21700) at pthread_create.c:308
>        __res = <optimized out>
>        pd = 0x7f6db5f21700
>        now = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140109180704512, -4239689580960560253, 0, 229529227264, 140109180704512, 0, 4319782371010005891, -4232403946191860861}, 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>
>#7  0x00000035716f246d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:114
>No locals.
>
>Thread 1 (Thread 0x7f6db5f22800 (LWP 10950)):
>#0  0x0000000000419212 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:266
>        roles = <optimized out>
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1  0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2  0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#3  0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#4  0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#5  0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#6  0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#7  0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#8  0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#9  0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#10 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#11 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#12 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#13 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#14 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#15 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#16 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#17 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#18 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#19 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#20 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#21 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#22 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#23 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#24 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#25 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#26 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#27 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#28 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#29 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#30 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#31 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#32 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#33 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#34 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#35 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#36 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#37 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#38 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#39 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#40 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#41 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#42 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#43 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#44 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#45 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#46 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#47 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#48 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#49 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#50 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#51 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#52 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#53 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#54 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#55 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#56 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#57 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#58 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#59 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#60 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#61 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#62 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#63 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#64 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#65 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#66 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#67 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#68 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#69 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#70 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#71 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#72 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#73 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#74 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#75 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#76 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#77 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#78 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#79 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#80 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#81 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#82 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#83 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#84 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#85 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#86 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#87 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#88 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#89 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#90 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#91 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#92 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#93 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#94 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#95 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#96 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#97 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#98 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#99 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#100 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#101 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#102 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#103 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#104 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#105 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#106 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#107 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#108 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#109 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#110 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#111 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#112 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#113 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#114 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#115 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#116 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#117 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#118 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#119 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#120 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#121 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#122 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#123 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#124 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#125 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#126 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#127 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#128 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#129 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#130 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#131 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#132 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#133 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#134 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#135 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#136 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#137 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#138 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#139 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#140 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#141 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#142 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#143 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#144 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#145 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#146 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#147 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#148 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#149 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#150 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#151 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#152 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#153 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#154 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#155 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#156 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#157 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#158 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#159 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#160 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#161 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#162 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#163 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#164 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#165 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#166 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#167 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#168 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#169 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#170 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#171 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#172 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#173 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#174 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#175 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#176 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#177 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#178 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#179 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#180 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#181 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#182 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#183 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#184 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#185 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#186 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#187 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#188 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#189 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#190 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#191 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#192 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#193 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#194 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#195 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#196 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#197 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#198 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#199 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#200 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#201 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#202 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#203 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#204 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#205 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#206 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#207 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#208 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#209 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#210 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#211 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#212 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#213 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#214 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#215 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#216 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#217 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#218 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#219 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#220 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#221 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#222 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#223 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#224 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#225 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#226 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#227 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#228 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#229 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#230 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#231 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#232 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#233 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#234 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#235 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#236 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#237 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#238 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#239 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#240 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#241 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#242 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#243 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#244 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#245 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#246 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#247 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#248 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#249 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#250 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#251 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#252 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#253 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#254 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#255 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#256 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#257 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#258 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#259 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#260 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#261 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#262 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#263 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#264 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#265 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#266 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#267 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#268 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#269 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#270 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#271 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#272 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#273 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#274 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#275 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#276 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#277 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#278 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#279 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#280 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#281 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#282 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#283 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#284 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#285 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#286 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#287 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#288 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#289 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#290 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#291 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#292 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#293 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#294 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#295 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#296 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#297 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#298 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#299 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#300 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#301 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#302 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#303 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#304 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#305 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#306 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#307 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#308 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#309 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#310 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#311 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#312 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#313 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#314 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#315 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#316 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#317 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#318 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#319 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#320 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#321 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#322 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#323 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#324 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#325 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#326 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#327 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#328 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#329 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#330 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#331 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#332 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#333 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#334 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#335 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#336 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#337 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#338 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#339 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#340 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#341 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#342 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#343 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#344 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#345 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#346 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#347 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#348 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#349 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#350 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#351 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#352 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#353 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#354 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#355 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#356 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#357 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#358 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#359 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#360 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#361 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#362 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#363 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#364 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#365 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#366 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#367 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#368 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#369 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#370 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#371 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#372 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#373 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#374 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#375 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#376 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#377 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#378 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#379 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#380 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#381 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#382 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#383 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#384 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#385 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#386 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#387 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#388 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#389 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#390 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#391 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#392 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#393 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#394 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#395 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#396 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#397 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#398 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#399 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#400 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#401 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#402 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#403 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#404 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#405 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#406 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#407 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#408 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#409 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#410 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#411 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#412 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#413 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#414 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#415 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#416 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#417 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#418 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#419 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#420 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#421 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#422 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#423 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#424 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#425 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#426 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#427 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#428 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#429 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#430 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#431 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#432 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#433 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#434 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#435 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#436 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#437 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#438 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#439 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#440 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#441 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#442 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#443 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#444 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#445 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#446 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#447 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#448 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#449 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#450 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#451 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#452 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#453 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#454 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#455 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#456 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#457 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#458 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#459 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#460 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#461 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#462 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#463 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#464 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#465 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#466 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#467 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#468 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#469 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#470 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#471 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#472 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#473 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#474 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#475 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#476 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#477 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#478 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#479 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#480 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#481 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#482 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#483 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#484 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#485 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#486 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#487 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#488 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#489 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#490 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#491 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#492 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#493 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#494 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#495 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#496 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#497 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#498 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#499 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#500 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#501 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#502 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#503 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#504 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#505 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#506 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#507 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#508 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#509 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#510 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#511 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#512 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#513 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#514 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#515 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#516 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#517 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#518 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#519 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#520 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#521 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#522 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#523 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#524 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#525 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#526 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#527 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#528 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#529 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#530 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#531 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#532 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#533 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#534 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#535 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#536 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#537 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#538 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#539 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#540 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#541 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#542 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#543 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#544 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#545 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#546 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#547 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#548 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#549 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#550 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#551 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#552 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#553 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#554 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#555 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#556 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#557 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#558 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#559 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#560 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#561 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#562 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#563 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#564 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#565 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#566 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#567 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#568 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#569 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#570 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#571 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#572 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#573 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#574 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#575 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#576 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#577 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#578 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#579 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#580 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#581 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#582 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#583 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#584 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#585 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#586 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#587 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#588 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#589 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#590 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#591 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#592 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#593 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#594 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#595 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#596 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#597 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#598 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#599 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#600 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#601 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#602 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#603 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#604 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#605 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#606 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#607 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#608 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#609 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#610 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#611 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#612 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#613 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#614 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#615 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#616 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#617 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#618 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#619 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#620 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#621 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#622 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#623 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#624 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#625 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#626 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#627 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#628 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#629 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#630 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#631 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#632 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#633 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#634 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#635 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#636 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#637 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#638 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#639 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#640 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#641 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#642 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#643 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#644 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#645 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#646 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#647 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#648 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#649 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#650 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#651 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#652 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#653 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#654 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#655 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#656 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#657 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#658 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#659 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#660 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#661 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#662 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#663 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#664 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#665 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#666 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#667 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#668 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#669 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#670 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#671 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#672 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#673 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#674 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#675 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#676 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#677 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#678 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#679 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#680 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#681 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#682 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#683 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#684 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#685 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#686 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#687 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#688 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#689 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#690 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#691 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#692 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#693 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#694 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#695 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#696 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#697 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#698 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#699 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#700 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#701 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#702 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#703 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#704 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#705 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#706 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#707 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#708 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#709 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#710 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#711 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#712 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#713 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#714 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#715 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#716 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#717 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#718 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#719 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#720 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#721 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#722 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#723 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#724 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#725 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#726 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#727 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#728 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#729 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#730 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#731 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#732 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#733 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#734 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#735 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#736 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#737 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#738 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#739 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#740 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#741 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#742 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#743 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#744 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#745 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#746 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#747 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#748 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#749 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#750 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#751 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#752 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#753 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#754 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#755 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#756 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#757 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#758 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#759 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#760 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#761 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#762 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#763 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#764 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#765 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#766 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#767 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#768 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#769 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#770 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#771 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#772 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#773 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#774 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#775 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#776 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#777 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#778 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#779 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#780 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#781 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#782 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#783 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#784 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#785 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#786 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#787 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#788 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#789 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#790 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#791 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#792 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#793 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#794 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#795 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#796 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#797 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#798 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#799 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#800 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#801 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#802 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#803 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#804 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#805 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#806 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#807 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#808 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#809 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#810 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#811 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#812 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#813 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#814 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#815 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#816 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#817 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#818 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#819 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#820 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#821 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#822 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#823 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#824 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#825 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#826 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#827 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#828 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#829 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#830 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#831 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#832 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#833 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#834 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#835 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#836 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#837 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#838 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#839 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#840 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#841 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#842 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#843 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#844 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#845 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#846 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#847 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#848 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#849 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#850 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#851 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#852 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#853 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#854 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#855 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#856 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#857 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#858 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#859 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#860 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#861 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#862 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#863 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#864 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#865 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#866 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#867 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#868 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#869 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#870 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#871 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#872 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#873 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#874 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#875 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#876 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#877 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#878 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#879 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#880 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#881 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#882 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#883 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#884 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#885 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#886 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#887 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#888 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#889 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#890 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#891 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#892 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#893 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#894 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#895 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#896 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#897 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#898 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#899 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#900 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#901 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#902 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#903 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#904 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#905 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#906 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#907 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#908 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#909 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#910 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#911 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#912 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#913 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#914 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#915 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#916 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#917 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#918 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#919 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#920 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#921 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#922 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#923 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#924 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#925 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#926 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#927 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#928 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#929 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#930 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#931 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#932 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#933 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#934 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#935 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#936 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#937 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#938 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#939 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#940 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#941 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#942 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#943 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#944 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#945 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#946 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#947 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#948 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#949 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#950 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#951 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#952 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#953 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#954 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#955 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#956 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#957 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#958 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#959 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#960 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#961 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#962 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#963 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#964 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#965 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#966 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#967 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#968 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#969 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#970 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#971 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#972 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#973 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#974 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#975 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#976 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#977 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#978 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#979 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#980 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#981 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#982 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#983 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#984 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#985 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#986 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#987 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#988 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#989 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#990 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#991 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#992 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#993 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#994 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#995 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#996 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#997 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#998 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#999 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1000 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1001 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1002 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1003 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1004 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1005 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1006 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1007 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1008 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1009 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1010 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1011 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1012 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1013 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1014 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1015 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1016 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1017 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1018 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1019 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1020 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1021 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1022 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1023 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1024 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1025 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1026 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1027 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1028 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1029 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1030 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1031 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1032 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1033 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1034 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1035 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1036 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1037 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1038 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1039 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1040 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1041 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1042 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1043 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1044 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1045 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1046 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1047 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1048 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1049 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1050 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1051 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1052 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1053 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1054 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1055 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1056 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1057 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1058 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1059 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1060 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1061 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1062 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1063 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1064 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1065 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1066 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1067 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1068 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1069 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1070 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1071 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1072 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1073 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1074 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1075 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1076 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1077 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1078 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1079 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1080 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1081 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1082 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1083 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1084 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1085 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1086 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1087 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1088 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1089 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1090 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1091 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1092 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1093 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1094 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1095 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1096 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1097 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1098 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1099 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1100 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1101 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1102 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1103 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1104 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1105 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1106 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1107 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1108 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1109 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1110 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1111 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1112 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1113 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1114 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1115 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1116 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1117 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1118 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1119 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1120 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1121 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1122 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1123 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1124 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1125 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1126 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1127 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1128 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1129 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1130 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1131 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1132 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1133 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1134 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1135 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1136 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1137 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1138 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1139 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1140 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1141 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1142 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1143 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1144 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1145 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1146 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1147 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1148 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1149 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1150 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1151 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1152 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1153 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1154 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1155 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1156 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1157 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1158 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1159 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1160 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1161 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1162 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1163 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1164 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1165 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1166 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1167 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1168 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1169 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1170 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1171 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1172 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1173 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1174 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1175 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1176 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1177 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1178 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1179 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1180 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1181 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1182 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1183 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1184 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1185 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1186 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1187 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1188 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1189 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1190 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1191 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1192 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1193 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1194 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1195 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1196 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1197 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1198 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1199 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1200 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1201 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1202 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1203 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1204 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1205 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1206 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1207 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1208 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1209 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1210 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1211 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1212 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1213 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1214 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1215 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1216 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1217 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1218 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1219 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1220 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1221 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1222 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1223 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1224 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1225 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1226 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1227 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1228 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1229 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1230 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1231 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1232 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1233 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1234 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1235 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1236 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1237 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1238 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1239 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1240 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1241 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1242 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1243 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1244 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1245 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1246 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1247 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1248 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1249 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1250 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1251 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1252 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1253 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1254 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1255 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1256 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1257 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1258 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1259 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1260 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1261 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1262 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1263 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1264 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1265 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1266 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1267 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1268 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1269 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1270 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1271 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1272 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1273 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1274 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1275 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1276 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1277 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1278 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1279 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1280 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1281 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1282 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1283 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1284 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1285 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1286 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1287 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1288 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1289 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1290 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1291 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1292 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1293 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1294 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1295 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1296 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1297 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1298 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1299 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1300 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1301 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1302 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1303 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1304 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1305 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1306 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1307 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1308 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1309 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1310 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1311 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1312 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1313 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1314 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1315 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1316 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1317 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1318 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1319 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1320 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1321 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1322 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1323 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1324 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1325 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1326 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1327 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1328 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1329 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1330 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1331 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1332 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1333 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1334 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1335 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1336 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1337 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1338 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1339 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1340 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1341 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1342 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1343 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1344 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1345 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1346 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1347 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1348 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1349 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1350 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1351 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1352 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1353 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1354 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1355 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1356 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1357 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1358 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1359 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1360 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1361 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1362 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1363 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1364 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1365 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1366 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1367 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1368 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1369 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1370 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1371 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1372 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1373 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1374 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1375 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1376 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1377 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1378 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1379 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1380 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1381 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1382 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1383 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1384 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1385 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1386 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1387 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1388 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1389 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1390 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1391 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1392 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1393 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1394 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1395 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1396 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1397 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1398 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1399 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1400 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1401 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1402 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1403 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1404 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1405 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1406 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1407 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1408 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1409 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1410 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1411 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1412 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1413 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1414 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1415 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1416 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1417 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1418 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1419 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1420 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1421 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1422 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1423 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1424 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1425 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1426 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1427 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1428 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1429 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1430 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1431 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1432 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1433 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1434 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1435 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1436 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1437 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1438 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1439 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1440 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1441 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1442 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1443 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1444 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1445 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1446 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1447 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1448 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1449 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1450 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1451 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1452 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1453 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1454 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1455 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1456 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1457 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1458 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1459 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1460 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1461 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1462 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1463 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1464 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1465 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1466 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1467 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1468 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1469 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1470 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1471 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1472 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1473 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1474 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1475 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1476 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1477 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1478 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1479 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1480 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1481 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1482 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1483 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1484 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1485 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1486 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1487 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1488 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1489 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1490 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1491 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1492 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1493 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1494 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1495 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1496 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1497 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1498 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1499 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1500 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1501 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1502 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1503 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1504 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1505 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1506 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1507 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1508 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1509 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1510 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1511 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1512 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1513 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1514 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1515 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1516 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1517 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1518 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1519 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1520 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1521 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1522 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1523 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1524 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1525 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1526 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1527 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1528 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1529 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1530 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1531 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1532 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1533 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1534 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1535 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1536 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1537 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1538 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1539 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1540 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1541 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1542 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1543 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1544 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1545 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1546 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1547 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1548 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1549 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1550 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1551 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1552 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1553 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1554 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1555 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1556 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1557 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1558 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1559 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1560 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1561 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1562 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1563 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1564 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1565 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1566 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1567 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1568 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1569 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1570 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1571 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1572 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1573 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1574 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1575 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1576 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1577 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1578 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1579 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1580 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1581 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1582 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1583 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1584 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1585 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1586 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1587 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1588 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1589 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1590 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1591 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1592 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1593 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1594 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1595 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1596 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1597 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1598 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1599 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1600 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1601 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1602 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1603 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1604 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1605 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1606 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1607 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1608 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1609 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1610 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1611 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1612 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1613 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1614 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1615 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1616 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1617 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1618 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1619 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1620 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1621 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1622 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1623 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1624 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1625 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1626 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1627 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1628 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1629 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1630 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1631 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1632 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1633 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1634 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1635 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1636 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1637 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1638 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1639 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1640 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1641 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1642 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1643 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1644 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1645 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1646 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1647 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1648 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1649 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1650 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1651 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1652 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1653 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1654 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1655 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1656 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1657 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1658 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1659 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1660 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1661 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1662 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1663 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1664 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1665 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1666 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1667 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1668 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1669 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1670 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1671 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1672 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1673 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1674 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1675 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1676 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1677 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1678 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1679 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1680 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1681 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1682 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1683 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1684 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1685 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1686 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1687 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1688 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1689 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1690 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1691 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1692 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1693 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1694 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1695 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1696 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1697 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1698 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1699 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1700 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1701 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1702 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1703 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1704 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1705 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1706 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1707 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1708 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1709 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1710 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1711 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1712 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1713 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1714 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1715 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1716 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1717 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1718 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1719 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1720 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1721 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1722 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1723 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1724 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1725 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1726 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1727 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1728 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1729 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1730 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1731 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1732 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1733 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1734 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1735 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1736 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1737 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1738 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1739 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1740 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1741 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1742 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1743 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1744 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1745 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1746 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1747 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1748 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1749 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1750 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1751 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1752 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1753 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1754 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1755 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1756 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1757 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1758 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1759 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1760 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1761 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1762 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1763 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1764 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1765 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1766 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1767 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1768 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1769 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1770 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1771 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1772 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1773 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1774 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1775 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1776 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1777 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1778 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1779 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1780 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1781 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1782 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1783 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1784 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1785 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1786 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1787 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1788 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1789 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1790 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1791 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1792 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1793 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1794 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1795 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1796 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1797 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1798 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1799 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1800 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1801 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1802 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1803 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1804 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1805 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1806 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1807 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1808 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1809 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1810 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1811 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1812 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1813 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1814 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1815 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1816 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1817 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1818 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1819 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1820 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1821 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1822 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1823 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1824 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1825 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1826 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1827 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1828 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1829 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1830 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1831 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1832 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1833 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1834 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1835 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1836 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1837 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1838 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1839 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1840 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1841 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1842 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1843 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1844 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1845 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1846 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1847 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1848 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1849 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1850 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1851 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1852 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1853 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1854 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1855 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1856 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1857 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1858 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1859 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1860 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1861 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1862 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1863 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1864 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1865 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1866 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1867 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1868 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1869 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1870 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1871 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1872 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1873 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1874 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1875 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1876 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1877 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1878 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1879 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1880 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1881 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1882 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1883 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1884 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1885 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1886 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1887 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1888 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1889 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1890 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1891 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1892 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1893 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1894 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1895 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1896 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1897 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1898 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1899 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1900 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1901 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1902 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1903 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1904 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1905 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1906 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1907 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1908 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1909 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1910 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1911 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1912 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1913 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1914 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1915 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1916 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1917 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1918 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1919 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1920 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1921 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1922 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1923 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1924 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1925 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1926 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1927 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1928 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1929 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1930 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1931 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1932 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1933 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1934 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1935 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1936 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1937 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1938 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1939 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1940 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1941 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1942 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1943 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1944 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1945 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1946 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1947 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1948 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1949 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1950 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1951 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1952 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1953 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1954 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1955 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1956 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1957 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1958 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1959 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1960 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1961 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1962 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1963 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1964 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1965 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1966 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1967 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1968 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1969 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1970 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1971 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1972 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1973 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1974 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1975 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1976 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1977 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1978 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1979 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1980 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1981 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1982 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1983 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1984 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1985 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1986 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1987 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1988 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1989 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1990 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1991 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1992 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1993 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1994 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1995 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1996 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1997 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1998 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#1999 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2000 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2001 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2002 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2003 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2004 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2005 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2006 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2007 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2008 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2009 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2010 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2011 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2012 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2013 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2014 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2015 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2016 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2017 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2018 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2019 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2020 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2021 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2022 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2023 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2024 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2025 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2026 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2027 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2028 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2029 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2030 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2031 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2032 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2033 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2034 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2035 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2036 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2037 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2038 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2039 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2040 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2041 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2042 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2043 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2044 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2045 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2046 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>#2047 0x00000000004192c3 in pk_backend_get_roles (backend=0xcb5010) at pk-backend.c:280
>        roles = 0
>        desc = <optimized out>
>        __PRETTY_FUNCTION__ = "pk_backend_get_roles"
>From                To                  Syms Read   Shared Object Library
>0x0000003579201130  0x0000003579201ff8  Yes         /lib64/libgmodule-2.0.so.0
>0x00000035726022a0  0x000000357260557c  Yes         /lib64/librt.so.1
>0x0000003573615510  0x0000003573643028  Yes         /lib64/libpackagekit-glib2.so.16
>0x0000003589e0a4e0  0x0000003589e8a560  Yes         /lib64/libsqlite3.so.0
>0x000000358ae07890  0x000000358ae135c0  Yes         /lib64/libpolkit-gobject-1.so.0
>0x0000003579630100  0x00000035796eecd4  Yes         /lib64/libgio-2.0.so.0
>0x0000003573e0aba0  0x0000003573e3831c  Yes         /lib64/libgobject-2.0.so.0
>0x000000357121a050  0x00000035712af21c  Yes         /lib64/libglib-2.0.so.0
>0x000000358ca10600  0x000000358ca76560  Yes         /lib64/libarchive.so.12
>0x000000358aa01ef0  0x000000358aa061e8  Yes         /lib64/libsystemd-login.so.0
>0x0000003571e05790  0x0000003571e104b4  Yes         /lib64/libpthread.so.0
>0x000000357161f1a0  0x0000003571760940  Yes         /lib64/libc.so.6
>0x0000003572200ed0  0x00000035722019f0  Yes         /lib64/libdl.so.2
>0x0000003570e00b20  0x0000003570e1a3d9  Yes         /lib64/ld-linux-x86-64.so.2
>0x0000003573a006b0  0x0000003573a0080c  Yes         /lib64/libgthread-2.0.so.0
>0x0000003573201990  0x0000003573206134  Yes         /lib64/libffi.so.5
>0x0000003572a02190  0x0000003572a0e640  Yes         /lib64/libz.so.1
>0x0000003574606170  0x00000035746175d4  Yes         /lib64/libselinux.so.1
>0x0000003575603a30  0x000000357561200c  Yes         /lib64/libresolv.so.2
>0x000000358be01f80  0x000000358be05ddc  Yes         /lib64/libacl.so.1
>0x0000003586a013d0  0x0000003586a0349c  Yes         /lib64/libattr.so.1
>0x000000357ca030f0  0x000000357ca19340  Yes         /lib64/liblzma.so.5
>0x0000003587201760  0x000000358720d3c0  Yes         /lib64/libbz2.so.1
>0x000000357e22e870  0x000000357e317470  Yes         /lib64/libxml2.so.2
>0x0000003571a055b0  0x0000003571a6fd68  Yes         /lib64/libm.so.6
>0x000000357c261fc0  0x000000357c344af8  Yes         /lib64/libcrypto.so.10
>0x0000003572e02a40  0x0000003572e12168  Yes         /lib64/libgcc_s.so.1
>0x0000003574201db0  0x00000035742452e8  Yes         /lib64/libpcre.so.1
>0x00007f6db451ce90  0x00007f6db451d3d4  Yes         /usr/lib64/packagekit-plugins/libpk_plugin-systemd-updates.so
>0x00007f6db4318ea0  0x00007f6db431a438  Yes         /usr/lib64/packagekit-plugins/libpk_plugin-check-shared-libraries-in-use.so
>0x00007f6db4114040  0x00007f6db41151c8  Yes         /usr/lib64/packagekit-plugins/libpk_plugin-scan-desktop-files.so
>0x00007f6da7dfdbb0  0x00007f6da7dfded8  Yes         /usr/lib64/packagekit-plugins/libpk_plugin-require-restart.so
>0x00007f6da7bfb8c0  0x00007f6da7bfba70  Yes         /usr/lib64/packagekit-plugins/libpk_plugin-clear-firmware-requests.so
>0x00007f6da79f7240  0x00007f6da79f87b8  Yes         /usr/lib64/packagekit-plugins/libpk_plugin-update-package-cache.so
>0x00007f6da77f3770  0x00007f6da77f38a4  Yes         /usr/lib64/packagekit-plugins/libpk_plugin-clear-system-update.so
>0x00007f6da75f0c90  0x00007f6da75f10a4  Yes         /usr/lib64/packagekit-plugins/libpk_plugin_scripts.so
>0x00007f6da73ee180  0x00007f6da73ee6d0  Yes         /usr/lib64/packagekit-plugins/libpk_plugin-no-update-process.so
>0x00007f6da71eb350  0x00007f6da71eb844  Yes         /usr/lib64/packagekit-plugins/libpk_plugin-update-check-processes.so
>$1 = 0x0
>$2 = 0x0
>rax            0xcea400	13542400
>rbx            0x0	0
>rcx            0x0	0
>rdx            0x419210	4297232
>rsi            0xffffffff	4294967295
>rdi            0xcb5010	13324304
>rbp            0xcb5010	0xcb5010
>rsp            0x7fff7860d000	0x7fff7860d000
>r8             0x1	1
>r9             0x0	0
>r10            0x0	0
>r11            0x0	0
>r12            0xcb5030	13324336
>r13            0xca4860	13256800
>r14            0x7fff78e0be08	140735221382664
>r15            0x0	0
>rip            0x419212	0x419212 <pk_backend_get_roles+2>
>eflags         0x10202	[ 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 pk_backend_get_roles:
>   0x0000000000419210 <+0>:	push   %r12
>=> 0x0000000000419212 <+2>:	push   %rbp
>   0x0000000000419213 <+3>:	mov    %rdi,%rbp
>   0x0000000000419216 <+6>:	push   %rbx
>   0x0000000000419217 <+7>:	mov    0x18(%rdi),%rax
>   0x000000000041921b <+11>:	mov    0x38(%rax),%rbx
>   0x000000000041921f <+15>:	callq  0x418da0 <pk_backend_get_type>
>   0x0000000000419224 <+20>:	mov    0x0(%rbp),%rdx
>   0x0000000000419228 <+24>:	test   %rdx,%rdx
>   0x000000000041922b <+27>:	je     0x419232 <pk_backend_get_roles+34>
>   0x000000000041922d <+29>:	cmp    (%rdx),%rax
>   0x0000000000419230 <+32>:	je     0x419260 <pk_backend_get_roles+80>
>   0x0000000000419232 <+34>:	mov    %rax,%rsi
>   0x0000000000419235 <+37>:	mov    %rbp,%rdi
>   0x0000000000419238 <+40>:	callq  0x40bf30 <g_type_check_instance_is_a@plt>
>   0x000000000041923d <+45>:	test   %eax,%eax
>   0x000000000041923f <+47>:	jne    0x419260 <pk_backend_get_roles+80>
>   0x0000000000419241 <+49>:	xor    %ebx,%ebx
>   0x0000000000419243 <+51>:	mov    $0x4342d0,%edx
>   0x0000000000419248 <+56>:	mov    $0x434fd0,%esi
>   0x000000000041924d <+61>:	mov    $0x43046b,%edi
>   0x0000000000419252 <+66>:	callq  0x40b330 <g_return_if_fail_warning@plt>
>   0x0000000000419257 <+71>:	mov    %rbx,%rax
>   0x000000000041925a <+74>:	pop    %rbx
>   0x000000000041925b <+75>:	pop    %rbp
>   0x000000000041925c <+76>:	pop    %r12
>   0x000000000041925e <+78>:	retq   
>   0x000000000041925f <+79>:	nop
>   0x0000000000419260 <+80>:	mov    0x18(%rbp),%r12
>   0x0000000000419264 <+84>:	mov    0x4(%r12),%r8d
>   0x0000000000419269 <+89>:	test   %r8d,%r8d
>   0x000000000041926c <+92>:	je     0x419288 <pk_backend_get_roles+120>
>   0x000000000041926e <+94>:	mov    0x58(%r12),%edi
>   0x0000000000419273 <+99>:	test   %edi,%edi
>   0x0000000000419275 <+101>:	je     0x4192b0 <pk_backend_get_roles+160>
>   0x0000000000419277 <+103>:	mov    0x38(%r12),%rbx
>   0x000000000041927c <+108>:	mov    %rbx,%rax
>   0x000000000041927f <+111>:	pop    %rbx
>   0x0000000000419280 <+112>:	pop    %rbp
>   0x0000000000419281 <+113>:	pop    %r12
>   0x0000000000419283 <+115>:	retq   
>   0x0000000000419284 <+116>:	nopl   0x0(%rax)
>   0x0000000000419288 <+120>:	xor    %ebx,%ebx
>   0x000000000041928a <+122>:	mov    $0x43432a,%edx
>   0x000000000041928f <+127>:	mov    $0x434fd0,%esi
>   0x0000000000419294 <+132>:	mov    $0x43046b,%edi
>   0x0000000000419299 <+137>:	callq  0x40b330 <g_return_if_fail_warning@plt>
>   0x000000000041929e <+142>:	mov    %rbx,%rax
>   0x00000000004192a1 <+145>:	pop    %rbx
>   0x00000000004192a2 <+146>:	pop    %rbp
>   0x00000000004192a3 <+147>:	pop    %r12
>   0x00000000004192a5 <+149>:	retq   
>   0x00000000004192a6 <+150>:	nopw   %cs:0x0(%rax,%rax,1)
>   0x00000000004192b0 <+160>:	mov    0x28(%r12),%rax
>   0x00000000004192b5 <+165>:	mov    0x30(%rax),%rdx
>   0x00000000004192b9 <+169>:	test   %rdx,%rdx
>   0x00000000004192bc <+172>:	je     0x4192e0 <pk_backend_get_roles+208>
>   0x00000000004192be <+174>:	mov    %rbp,%rdi
>   0x00000000004192c1 <+177>:	callq  *%rdx
>   0x00000000004192c3 <+179>:	mov    %rax,0x38(%r12)
>   0x00000000004192c8 <+184>:	mov    0x18(%rbp),%rax
>   0x00000000004192cc <+188>:	mov    0x38(%rax),%rbx
>   0x00000000004192d0 <+192>:	mov    %rbx,%rax
>   0x00000000004192d3 <+195>:	pop    %rbx
>   0x00000000004192d4 <+196>:	pop    %rbp
>   0x00000000004192d5 <+197>:	pop    %r12
>   0x00000000004192d7 <+199>:	retq   
>   0x00000000004192d8 <+200>:	nopl   0x0(%rax,%rax,1)
>   0x00000000004192e0 <+208>:	mov    %rbx,%rdx
>   0x00000000004192e3 <+211>:	or     $0x2,%rdx
>   0x00000000004192e7 <+215>:	cmpq   $0x0,0x60(%rax)
>   0x00000000004192ec <+220>:	cmovne %rdx,%rbx
>   0x00000000004192f0 <+224>:	mov    %rbx,%rdx
>   0x00000000004192f3 <+227>:	or     $0x4,%rdx
>   0x00000000004192f7 <+231>:	cmpq   $0x0,0x78(%rax)
>   0x00000000004192fc <+236>:	cmovne %rdx,%rbx
>   0x0000000000419300 <+240>:	mov    %rbx,%rdx
>   0x0000000000419303 <+243>:	or     $0x8,%rdx
>   0x0000000000419307 <+247>:	cmpq   $0x0,0x80(%rax)
>   0x000000000041930f <+255>:	cmovne %rdx,%rbx
>   0x0000000000419313 <+259>:	mov    %rbx,%rdx
>   0x0000000000419316 <+262>:	or     $0x10,%rdx
>   0x000000000041931a <+266>:	cmpq   $0x0,0x90(%rax)
>   0x0000000000419322 <+274>:	cmovne %rdx,%rbx
>   0x0000000000419326 <+278>:	mov    %rbx,%rdx
>   0x0000000000419329 <+281>:	or     $0x80,%dl
>   0x000000000041932c <+284>:	cmpq   $0x0,0xa8(%rax)
>   0x0000000000419334 <+292>:	cmovne %rdx,%rbx
>   0x0000000000419338 <+296>:	mov    %rbx,%rdx
>   0x000000000041933b <+299>:	or     $0x20,%rdx
>   0x000000000041933f <+303>:	cmpq   $0x0,0x98(%rax)
>   0x0000000000419347 <+311>:	cmovne %rdx,%rbx
>   0x000000000041934b <+315>:	mov    %rbx,%rdx
>   0x000000000041934e <+318>:	or     $0x800000,%rdx
>   0x0000000000419355 <+325>:	cmpq   $0x0,0x128(%rax)
>   0x000000000041935d <+333>:	cmovne %rdx,%rbx
>   0x0000000000419361 <+337>:	mov    %rbx,%rdx
>   0x0000000000419364 <+340>:	or     $0x2,%dh
>   0x0000000000419367 <+343>:	cmpq   $0x0,0xb8(%rax)
>   0x000000000041936f <+351>:	cmovne %rdx,%rbx
>   0x0000000000419373 <+355>:	mov    %rbx,%rdx
>   0x0000000000419376 <+358>:	or     $0x1,%dh
>   0x0000000000419379 <+361>:	cmpq   $0x0,0xb0(%rax)
>   0x0000000000419381 <+369>:	cmovne %rdx,%rbx
>   0x0000000000419385 <+373>:	mov    %rbx,%rdx
>   0x0000000000419388 <+376>:	or     $0x8,%dh
>   0x000000000041938b <+379>:	cmpq   $0x0,0xc8(%rax)
>   0x0000000000419393 <+387>:	cmovne %rdx,%rbx
>   0x0000000000419397 <+391>:	mov    %rbx,%rdx
>   0x000000000041939a <+394>:	or     $0x10,%dh
>   0x000000000041939d <+397>:	cmpq   $0x0,0xd0(%rax)
>   0x00000000004193a5 <+405>:	cmovne %rdx,%rbx
>   0x00000000004193a9 <+409>:	mov    %rbx,%rdx
>   0x00000000004193ac <+412>:	or     $0x4,%dh
>   0x00000000004193af <+415>:	cmpq   $0x0,0xc0(%rax)
>   0x00000000004193b7 <+423>:	cmovne %rdx,%rbx
>   0x00000000004193bb <+427>:	mov    %rbx,%rdx
>   0x00000000004193be <+430>:	or     $0x20,%dh
>   0x00000000004193c1 <+433>:	cmpq   $0x0,0xd8(%rax)
>   0x00000000004193c9 <+441>:	cmovne %rdx,%rbx
>   0x00000000004193cd <+445>:	mov    %rbx,%rdx
>   0x00000000004193d0 <+448>:	or     $0x40,%dh
>   0x00000000004193d3 <+451>:	cmpq   $0x0,0xe0(%rax)
>   0x00000000004193db <+459>:	cmovne %rdx,%rbx
>   0x00000000004193df <+463>:	mov    %rbx,%rdx
>   0x00000000004193e2 <+466>:	or     $0x2000000,%rdx
>   0x00000000004193e9 <+473>:	cmpq   $0x0,0x68(%rax)
>   0x00000000004193ee <+478>:	cmovne %rdx,%rbx
>   0x00000000004193f2 <+482>:	mov    %rbx,%rdx
>   0x00000000004193f5 <+485>:	or     $0x20000,%rdx
>   0x00000000004193fc <+492>:	cmpq   $0x0,0xf8(%rax)
>   0x0000000000419404 <+500>:	cmovne %rdx,%rbx
>   0x0000000000419408 <+504>:	mov    %rbx,%rdx
>   0x000000000041940b <+507>:	or     $0x40000,%rdx
>   0x0000000000419412 <+514>:	cmpq   $0x0,0x100(%rax)
>   0x000000000041941a <+522>:	cmovne %rdx,%rbx
>   0x000000000041941e <+526>:	mov    %rbx,%rdx
>   0x0000000000419421 <+529>:	or     $0x80000,%rdx
>   0x0000000000419428 <+536>:	cmpq   $0x0,0x108(%rax)
>   0x0000000000419430 <+544>:	cmovne %rdx,%rbx
>   0x0000000000419434 <+548>:	mov    %rbx,%rdx
>   0x0000000000419437 <+551>:	or     $0x100000,%rdx
>   0x000000000041943e <+558>:	cmpq   $0x0,0x110(%rax)
>   0x0000000000419446 <+566>:	cmovne %rdx,%rbx
>   0x000000000041944a <+570>:	mov    %rbx,%rdx
>   0x000000000041944d <+573>:	or     $0x200000,%rdx
>   0x0000000000419454 <+580>:	cmpq   $0x0,0x118(%rax)
>   0x000000000041945c <+588>:	cmovne %rdx,%rbx
>   0x0000000000419460 <+592>:	mov    %rbx,%rdx
>   0x0000000000419463 <+595>:	or     $0x400000,%rdx
>   0x000000000041946a <+602>:	cmpq   $0x0,0x120(%rax)
>   0x0000000000419472 <+610>:	cmovne %rdx,%rbx
>   0x0000000000419476 <+614>:	mov    %rbx,%rdx
>   0x0000000000419479 <+617>:	or     $0x40,%rdx
>   0x000000000041947d <+621>:	cmpq   $0x0,0xa0(%rax)
>   0x0000000000419485 <+629>:	cmovne %rdx,%rbx
>   0x0000000000419489 <+633>:	mov    %rbx,%rdx
>   0x000000000041948c <+636>:	or     $0x80,%dh
>   0x000000000041948f <+639>:	cmpq   $0x0,0xe8(%rax)
>   0x0000000000419497 <+647>:	cmovne %rdx,%rbx
>   0x000000000041949b <+651>:	mov    %rbx,%rdx
>   0x000000000041949e <+654>:	or     $0x10000,%rdx
>   0x00000000004194a5 <+661>:	cmpq   $0x0,0xf0(%rax)
>   0x00000000004194ad <+669>:	cmovne %rdx,%rbx
>   0x00000000004194b1 <+673>:	mov    %rbx,%rdx
>   0x00000000004194b4 <+676>:	or     $0x4000000,%rdx
>   0x00000000004194bb <+683>:	cmpq   $0x0,0x88(%rax)
>   0x00000000004194c3 <+691>:	cmovne %rdx,%rbx
>   0x00000000004194c7 <+695>:	mov    %rbx,%rdx
>   0x00000000004194ca <+698>:	or     $0x8000000,%rdx
>   0x00000000004194d1 <+705>:	cmpq   $0x0,0x70(%rax)
>   0x00000000004194d6 <+710>:	cmovne %rdx,%rbx
>   0x00000000004194da <+714>:	mov    %rbx,%rdx
>   0x00000000004194dd <+717>:	or     $0x20000000,%rdx
>   0x00000000004194e4 <+724>:	cmpq   $0x0,0x130(%rax)
>   0x00000000004194ec <+732>:	cmovne %rdx,%rbx
>   0x00000000004194f0 <+736>:	mov    %rbx,%rdx
>   0x00000000004194f3 <+739>:	or     $0x40000000,%rdx
>   0x00000000004194fa <+746>:	cmpq   $0x0,0x138(%rax)
>   0x0000000000419502 <+754>:	movl   $0x1,0x58(%r12)
>   0x000000000041950b <+763>:	cmovne %rdx,%rbx
>   0x000000000041950f <+767>:	mov    %rbx,0x38(%r12)
>   0x0000000000419514 <+772>:	mov    %rbx,%rax
>   0x0000000000419517 <+775>:	pop    %rbx
>   0x0000000000419518 <+776>:	pop    %rbp
>   0x0000000000419519 <+777>:	pop    %r12
>   0x000000000041951b <+779>:	retq   
>End of assembler dump.

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Attachments on bug 901835: 683101 | 683102 | 683103 | 683104 | 683105 | 683106 | 683107 | 683108 | 683109 | 683110 | 683111