Attachment 42422 Details for Bug 33444 – thread apply all bt of 3-way deadlock

thread apply all bt of 3-way deadlock

fsraw-nice-bt (text/plain), 21.34 KB, created by Mike Ruprecht on 2011-01-24 15:45:17 UTC

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Creator: Mike Ruprecht

Created: 2011-01-24 15:45:17 UTC

Size: 21.34 KB

patch

obsolete

>Program received signal SIGINT, Interrupt.
>0x4001e424 in __kernel_vsyscall ()
>(gdb) thread apply all bt
>
>Thread 9 (Thread 0x41bb1b70 (LWP 28687)):
>#0  0x4001e424 in __kernel_vsyscall ()
>#1  0x4039a169 in __lll_lock_wait ()
>    at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/lowlevellock.S:142
>#2  0x403955cb in _L_lock_748 () from /lib/libpthread.so.0
>#3  0x403953f1 in __pthread_mutex_lock (mutex=0x40894284)
>    at pthread_mutex_lock.c:61
>#4  0x40326ede in g_static_rec_mutex_lock (mutex=0x40894280)
>    at /build/buildd/glib2.0-2.26.0/glib/gthread.c:1424
>#5  0x40872780 in ?? () from /usr/lib/libnice.so.0
>#6  0x408732ba in nice_agent_send () from /usr/lib/libnice.so.0
>#7  0x4085d97a in ?? () from /usr/lib/gstreamer-0.10/libgstnice.so
>#8  0x40514567 in gst_base_sink_render_object (basesink=0x8144000, 
>    pad=<value optimized out>, obj_type=2 '\002', obj=0x817e9f0)
>    at gstbasesink.c:2875
>#9  0x40515cc0 in gst_base_sink_queue_object_unlocked (basesink=0x81383b0, 
>    pad=<value optimized out>, obj_type=<value optimized out>, obj=0x817e9f0, 
>    prerollable=1) at gstbasesink.c:3156
>#10 0x4051c061 in gst_base_sink_chain_unlocked (basesink=0x81383b0, 
>    pad=<value optimized out>, obj_type=2 '\002', obj=0x817e9f0)
>    at gstbasesink.c:3531
>#11 0x4051c510 in gst_base_sink_chain_main (basesink=<value optimized out>, 
>---Type <return> to continue, or q <return> to quit---
>    pad=0x8136e48, obj_type=<value optimized out>, obj=0x817e9f0)
>    at gstbasesink.c:3569
>#12 0x400d3178 in gst_pad_push (pad=0x8136f10, buffer=0x817e9f0)
>    at gstpad.c:4665
>#13 0x407fec37 in gst_tee_do_push (tee=0x81180c0, data=<value optimized out>, 
>    is_list=0) at gsttee.c:671
>#14 gst_tee_handle_data (tee=0x81180c0, data=<value optimized out>, is_list=0)
>    at gsttee.c:750
>#15 0x407ff106 in gst_tee_chain (pad=0x8136a60, buffer=0x817e9f0)
>    at gsttee.c:824
>#16 0x400d3178 in gst_pad_push (pad=0x8108c50, buffer=0x817e9f0)
>    at gstpad.c:4665
>#17 0x400ba9bd in gst_proxy_pad_do_chain (pad=0x81084c0, buffer=0x817e9f0)
>    at gstghostpad.c:163
>#18 0x400d3178 in gst_pad_push (pad=0x81074b0, buffer=0x817e9f0)
>    at gstpad.c:4665
>#19 0x4052cb04 in gst_base_transform_chain (pad=0x81073e8, buffer=0x817e9f0)
>    at gstbasetransform.c:2383
>#20 0x400d3178 in gst_pad_push (pad=0x8107578, buffer=0x817e9f0)
>    at gstpad.c:4665
>#21 0x408031e1 in gst_valve_chain (pad=0x8107640, buffer=0x817e9f0)
>    at gstvalve.c:189
>#22 0x400d3178 in gst_pad_push (pad=0x81088f0, buffer=0x817e9f0)
>---Type <return> to continue, or q <return> to quit---
>    at gstpad.c:4665
>#23 0x400ba9bd in gst_proxy_pad_do_chain (pad=0x8108120, buffer=0x817e9f0)
>    at gstghostpad.c:163
>#24 0x400d3178 in gst_pad_push (pad=0x8107708, buffer=0x817e9f0)
>    at gstpad.c:4665
>#25 0x40525262 in gst_base_src_loop (pad=0x8107708) at gstbasesrc.c:2508
>#26 0x400fa5a2 in gst_task_func (task=0x8116b10) at gsttask.c:318
>#27 0x400fbbc7 in default_func (tdata=0x816a560, pool=0x806b008)
>    at gsttaskpool.c:70
>#28 0x403283d4 in g_thread_pool_thread_proxy (data=0x806aee8)
>    at /build/buildd/glib2.0-2.26.0/glib/gthreadpool.c:319
>#29 0x4032648f in g_thread_create_proxy (data=0x8105468)
>    at /build/buildd/glib2.0-2.26.0/glib/gthread.c:1897
>#30 0x40392cc9 in start_thread (arg=0x41bb1b70) at pthread_create.c:304
>#31 0x4047769e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130
>
>Thread 8 (Thread 0x419b0b70 (LWP 28686)):
>#0  0x4001e424 in __kernel_vsyscall ()
>#1  0x4039a169 in __lll_lock_wait ()
>    at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/lowlevellock.S:142
>#2  0x403955cb in _L_lock_748 () from /lib/libpthread.so.0
>#3  0x403953f1 in __pthread_mutex_lock (mutex=0x40894284)
>    at pthread_mutex_lock.c:61
>---Type <return> to continue, or q <return> to quit---
>#4  0x40326ede in g_static_rec_mutex_lock (mutex=0x40894280)
>    at /build/buildd/glib2.0-2.26.0/glib/gthread.c:1424
>#5  0x40872780 in ?? () from /usr/lib/libnice.so.0
>#6  0x408762ee in ?? () from /usr/lib/libnice.so.0
>#7  0x40342e5b in g_io_unix_dispatch (source=0x8170148, callback=0x408762a0, 
>    user_data=0x816f900) at /build/buildd/glib2.0-2.26.0/glib/giounix.c:166
>#8  0x402fb855 in g_main_dispatch (context=0x81579d8)
>    at /build/buildd/glib2.0-2.26.0/glib/gmain.c:2149
>#9  g_main_context_dispatch (context=0x81579d8)
>    at /build/buildd/glib2.0-2.26.0/glib/gmain.c:2702
>#10 0x402ff668 in g_main_context_iterate (context=0x81579d8, 
>    block=<value optimized out>, dispatch=1, self=0x81712b8)
>    at /build/buildd/glib2.0-2.26.0/glib/gmain.c:2780
>#11 0x402ffba7 in g_main_loop_run (loop=0x8142f10)
>    at /build/buildd/glib2.0-2.26.0/glib/gmain.c:2988
>#12 0x4085cfee in ?? () from /usr/lib/gstreamer-0.10/libgstnice.so
>#13 0x40523231 in gst_base_src_get_range (src=<value optimized out>, 
>    offset=18446744073709551615, length=4096, buf=0x419b01fc)
>    at gstbasesrc.c:2137
>#14 0x4052516f in gst_base_src_loop (pad=0x8136cb8) at gstbasesrc.c:2394
>#15 0x400fa5a2 in gst_task_func (task=0x8116a88) at gsttask.c:318
>#16 0x400fbbc7 in default_func (tdata=0x816a5a0, pool=0x806b008)
>    at gsttaskpool.c:70
>---Type <return> to continue, or q <return> to quit---
>#17 0x403283d4 in g_thread_pool_thread_proxy (data=0x806aee8)
>    at /build/buildd/glib2.0-2.26.0/glib/gthreadpool.c:319
>#18 0x4032648f in g_thread_create_proxy (data=0x81712b8)
>    at /build/buildd/glib2.0-2.26.0/glib/gthread.c:1897
>#19 0x40392cc9 in start_thread (arg=0x419b0b70) at pthread_create.c:304
>#20 0x4047769e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130
>
>Thread 7 (Thread 0x417afb70 (LWP 28685)):
>#0  0x4001e424 in __kernel_vsyscall ()
>#1  0x4039a169 in __lll_lock_wait ()
>    at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/lowlevellock.S:142
>#2  0x403955cb in _L_lock_748 () from /lib/libpthread.so.0
>#3  0x403953f1 in __pthread_mutex_lock (mutex=0x40894284)
>    at pthread_mutex_lock.c:61
>#4  0x40326ede in g_static_rec_mutex_lock (mutex=0x40894280)
>    at /build/buildd/glib2.0-2.26.0/glib/gthread.c:1424
>#5  0x40872780 in ?? () from /usr/lib/libnice.so.0
>#6  0x408732ba in nice_agent_send () from /usr/lib/libnice.so.0
>#7  0x4085d97a in ?? () from /usr/lib/gstreamer-0.10/libgstnice.so
>#8  0x40514567 in gst_base_sink_render_object (basesink=0x811e3d8, 
>    pad=<value optimized out>, obj_type=2 '\002', obj=0x817a4b0)
>    at gstbasesink.c:2875
>#9  0x40515cc0 in gst_base_sink_queue_object_unlocked (basesink=0x8138090, 
>---Type <return> to continue, or q <return> to quit---
>    pad=<value optimized out>, obj_type=<value optimized out>, obj=0x817a4b0, 
>    prerollable=1) at gstbasesink.c:3156
>#10 0x4051c061 in gst_base_sink_chain_unlocked (basesink=0x8138090, 
>    pad=<value optimized out>, obj_type=2 '\002', obj=0x817a4b0)
>    at gstbasesink.c:3531
>#11 0x4051c510 in gst_base_sink_chain_main (basesink=<value optimized out>, 
>    pad=0x810dcb0, obj_type=<value optimized out>, obj=0x817a4b0)
>    at gstbasesink.c:3569
>#12 0x400d3178 in gst_pad_push (pad=0x810dd78, buffer=0x817a4b0)
>    at gstpad.c:4665
>#13 0x407fec37 in gst_tee_do_push (tee=0x8118010, data=<value optimized out>, 
>    is_list=0) at gsttee.c:671
>#14 gst_tee_handle_data (tee=0x8118010, data=<value optimized out>, is_list=0)
>    at gsttee.c:750
>#15 0x407ff106 in gst_tee_chain (pad=0x810d8c8, buffer=0x817a4b0)
>    at gsttee.c:824
>#16 0x400d3178 in gst_pad_push (pad=0x8108aa0, buffer=0x817a4b0)
>    at gstpad.c:4665
>#17 0x400ba9bd in gst_proxy_pad_do_chain (pad=0x81082f0, buffer=0x817a4b0)
>    at gstghostpad.c:163
>#18 0x400d3178 in gst_pad_push (pad=0x81070c8, buffer=0x817a4b0)
>    at gstpad.c:4665
>#19 0x4052cb04 in gst_base_transform_chain (pad=0x8107000, buffer=0x817a4b0)
>---Type <return> to continue, or q <return> to quit---
>    at gstbasetransform.c:2383
>#20 0x400d3178 in gst_pad_push (pad=0x8107190, buffer=0x817a4b0)
>    at gstpad.c:4665
>#21 0x408031e1 in gst_valve_chain (pad=0x8107258, buffer=0x817a4b0)
>    at gstvalve.c:189
>#22 0x400d3178 in gst_pad_push (pad=0x8108818, buffer=0x817a4b0)
>    at gstpad.c:4665
>#23 0x400ba9bd in gst_proxy_pad_do_chain (pad=0x8108038, buffer=0x817a4b0)
>    at gstghostpad.c:163
>#24 0x400d3178 in gst_pad_push (pad=0x8107320, buffer=0x817a4b0)
>    at gstpad.c:4665
>#25 0x40525262 in gst_base_src_loop (pad=0x8107320) at gstbasesrc.c:2508
>#26 0x400fa5a2 in gst_task_func (task=0x8116a00) at gsttask.c:318
>#27 0x400fbbc7 in default_func (tdata=0x816a580, pool=0x806b008)
>    at gsttaskpool.c:70
>#28 0x403283d4 in g_thread_pool_thread_proxy (data=0x806aee8)
>    at /build/buildd/glib2.0-2.26.0/glib/gthreadpool.c:319
>#29 0x4032648f in g_thread_create_proxy (data=0x816b2d0)
>    at /build/buildd/glib2.0-2.26.0/glib/gthread.c:1897
>#30 0x40392cc9 in start_thread (arg=0x417afb70) at pthread_create.c:304
>#31 0x4047769e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130
>
>Thread 6 (Thread 0x415aeb70 (LWP 28684)):
>---Type <return> to continue, or q <return> to quit---
>#0  0x4001e424 in __kernel_vsyscall ()
>#1  0x4039a169 in __lll_lock_wait ()
>    at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/lowlevellock.S:142
>#2  0x403955cb in _L_lock_748 () from /lib/libpthread.so.0
>#3  0x403953f1 in __pthread_mutex_lock (mutex=0x81172f4)
>    at pthread_mutex_lock.c:61
>#4  0x40326ede in g_static_rec_mutex_lock (mutex=0x81172f0)
>    at /build/buildd/glib2.0-2.26.0/glib/gthread.c:1424
>#5  0x400b0fae in gst_element_send_event (element=0x8138090, event=0x817daa0)
>    at gstelement.c:1564
>#6  0x4081ab4d in fs_nice_transmitter_request_keyunit (self=0x8114808, 
>    ns=0x8117190, component=1) at fs-nice-transmitter.c:940
>#7  0x4081ef84 in agent_state_changed (agent=0x811e3d8, stream_id=1, 
>    component_id=1, state=4, user_data=0x80f1678)
>    at fs-nice-stream-transmitter.c:1487
>#8  0x40881376 in ?? () from /usr/lib/libnice.so.0
>#9  0x4014d412 in g_closure_invoke (closure=0x8180c60, return_value=0x0, 
>    n_param_values=4, param_values=0x8180c60, invocation_hint=0x4159ce70)
>    at /build/buildd/glib2.0-2.26.0/gobject/gclosure.c:766
>#10 0x40163595 in signal_emit_unlocked_R (node=<value optimized out>, 
>    detail=<value optimized out>, instance=0x811e3d8, emission_return=0x0, 
>    instance_and_params=0x8180c60)
>    at /build/buildd/glib2.0-2.26.0/gobject/gsignal.c:3252
>---Type <return> to continue, or q <return> to quit---
>#11 0x401649bc in g_signal_emit_valist (instance=0x811e3d8, signal_id=36, 
>    detail=0, var_args=0x4159d048 "")
>    at /build/buildd/glib2.0-2.26.0/gobject/gsignal.c:2983
>#12 0x40164e62 in g_signal_emit (instance=0x811e3d8, signal_id=36, detail=0)
>    at /build/buildd/glib2.0-2.26.0/gobject/gsignal.c:3040
>#13 0x40872022 in ?? () from /usr/lib/libnice.so.0
>#14 0x40877141 in ?? () from /usr/lib/libnice.so.0
>#15 0x408790e2 in ?? () from /usr/lib/libnice.so.0
>#16 0x4087a3b0 in ?? () from /usr/lib/libnice.so.0
>#17 0x40876734 in ?? () from /usr/lib/libnice.so.0
>#18 0x40342e5b in g_io_unix_dispatch (source=0x811e3d8, callback=0x4, 
>    user_data=0x8159538) at /build/buildd/glib2.0-2.26.0/glib/giounix.c:166
>#19 0x402fb855 in g_main_dispatch (context=0x8132e00)
>    at /build/buildd/glib2.0-2.26.0/glib/gmain.c:2149
>#20 g_main_context_dispatch (context=0x8132e00)
>    at /build/buildd/glib2.0-2.26.0/glib/gmain.c:2702
>#21 0x402ff668 in g_main_context_iterate (context=0x8132e00, 
>    block=<value optimized out>, dispatch=1, self=0x805c648)
>    at /build/buildd/glib2.0-2.26.0/glib/gmain.c:2780
>#22 0x402ffba7 in g_main_loop_run (loop=0x8132f88)
>    at /build/buildd/glib2.0-2.26.0/glib/gmain.c:2988
>#23 0x4085cfee in ?? () from /usr/lib/gstreamer-0.10/libgstnice.so
>#24 0x40523231 in gst_base_src_get_range (src=<value optimized out>, 
>---Type <return> to continue, or q <return> to quit---
>    offset=18446744073709551615, length=4096, buf=0x415ae1fc)
>    at gstbasesrc.c:2137
>#25 0x4052516f in gst_base_src_loop (pad=0x810db20) at gstbasesrc.c:2394
>#26 0x400fa5a2 in gst_task_func (task=0x8116978) at gsttask.c:318
>#27 0x400fbbc7 in default_func (tdata=0x816a550, pool=0x806b008)
>    at gsttaskpool.c:70
>#28 0x403283d4 in g_thread_pool_thread_proxy (data=0x806aee8)
>    at /build/buildd/glib2.0-2.26.0/glib/gthreadpool.c:319
>#29 0x4032648f in g_thread_create_proxy (data=0x805c648)
>    at /build/buildd/glib2.0-2.26.0/glib/gthread.c:1897
>#30 0x40392cc9 in start_thread (arg=0x415aeb70) at pthread_create.c:304
>#31 0x4047769e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130
>
>Thread 5 (Thread 0x413adb70 (LWP 28683)):
>#0  0x4001e424 in __kernel_vsyscall ()
>#1  0x40468df6 in __poll (fds=0x404ffff4, nfds=6, timeout=-1)
>    at ../sysdeps/unix/sysv/linux/poll.c:87
>#2  0x4030ca1b in g_poll (fds=0x816e3e8, nfds=6, timeout=-1)
>    at /build/buildd/glib2.0-2.26.0/glib/gpoll.c:132
>#3  0x402ff43c in g_main_context_poll (context=0x8159008, 
>    block=<value optimized out>, dispatch=1, self=0x80d03b8)
>    at /build/buildd/glib2.0-2.26.0/glib/gmain.c:3093
>#4  g_main_context_iterate (context=0x8159008, block=<value optimized out>, 
>---Type <return> to continue, or q <return> to quit---
>    dispatch=1, self=0x80d03b8)
>    at /build/buildd/glib2.0-2.26.0/glib/gmain.c:2775
>#5  0x402ffba7 in g_main_loop_run (loop=0x8163e70)
>    at /build/buildd/glib2.0-2.26.0/glib/gmain.c:2988
>#6  0x40829d69 in ?? () from /usr/lib/libgupnp-igd-1.0.so.3
>#7  0x4032648f in g_thread_create_proxy (data=0x8159108)
>    at /build/buildd/glib2.0-2.26.0/glib/gthread.c:1897
>#8  0x40392cc9 in start_thread (arg=0x413adb70) at pthread_create.c:304
>#9  0x4047769e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130
>
>Thread 4 (Thread 0x411acb70 (LWP 28682)):
>#0  0x4001e424 in __kernel_vsyscall ()
>#1  0x4039a169 in __lll_lock_wait ()
>    at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/lowlevellock.S:142
>#2  0x403955cb in _L_lock_748 () from /lib/libpthread.so.0
>#3  0x403953f1 in __pthread_mutex_lock (mutex=0x40894284)
>    at pthread_mutex_lock.c:61
>#4  0x40326ede in g_static_rec_mutex_lock (mutex=0x40894280)
>    at /build/buildd/glib2.0-2.26.0/glib/gthread.c:1424
>#5  0x40872780 in ?? () from /usr/lib/libnice.so.0
>#6  0x40874c8c in ?? () from /usr/lib/libnice.so.0
>#7  0x402fbfcc in g_timeout_dispatch (source=0x8144000, callback=0xfffffe00, 
>    user_data=0x8144000) at /build/buildd/glib2.0-2.26.0/glib/gmain.c:3585
>---Type <return> to continue, or q <return> to quit---
>#8  0x402fb855 in g_main_dispatch (context=0x8142aa8)
>    at /build/buildd/glib2.0-2.26.0/glib/gmain.c:2149
>#9  g_main_context_dispatch (context=0x8142aa8)
>    at /build/buildd/glib2.0-2.26.0/glib/gmain.c:2702
>#10 0x402ff668 in g_main_context_iterate (context=0x8142aa8, 
>    block=<value optimized out>, dispatch=1, self=0x8142780)
>    at /build/buildd/glib2.0-2.26.0/glib/gmain.c:2780
>#11 0x402ffba7 in g_main_loop_run (loop=0x8142b80)
>    at /build/buildd/glib2.0-2.26.0/glib/gmain.c:2988
>#12 0x408206d4 in fs_nice_agent_main_thread (data=0x811cc30)
>    at fs-nice-agent.c:316
>#13 0x4032648f in g_thread_create_proxy (data=0x8142780)
>    at /build/buildd/glib2.0-2.26.0/glib/gthread.c:1897
>#14 0x40392cc9 in start_thread (arg=0x411acb70) at pthread_create.c:304
>#15 0x4047769e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130
>
>Thread 3 (Thread 0x40fabb70 (LWP 28681)):
>#0  0x4001e424 in __kernel_vsyscall ()
>#1  0x40468df6 in __poll (fds=0x404ffff4, nfds=6, timeout=-1)
>    at ../sysdeps/unix/sysv/linux/poll.c:87
>#2  0x4030ca1b in g_poll (fds=0x815cf30, nfds=6, timeout=-1)
>    at /build/buildd/glib2.0-2.26.0/glib/gpoll.c:132
>#3  0x402ff43c in g_main_context_poll (context=0x813a510, 
>---Type <return> to continue, or q <return> to quit---
>    block=<value optimized out>, dispatch=1, self=0x8140808)
>    at /build/buildd/glib2.0-2.26.0/glib/gmain.c:3093
>#4  g_main_context_iterate (context=0x813a510, block=<value optimized out>, 
>    dispatch=1, self=0x8140808)
>    at /build/buildd/glib2.0-2.26.0/glib/gmain.c:2775
>#5  0x402ffba7 in g_main_loop_run (loop=0x80ebcf0)
>    at /build/buildd/glib2.0-2.26.0/glib/gmain.c:2988
>#6  0x40829d69 in ?? () from /usr/lib/libgupnp-igd-1.0.so.3
>#7  0x4032648f in g_thread_create_proxy (data=0x811c490)
>    at /build/buildd/glib2.0-2.26.0/glib/gthread.c:1897
>#8  0x40392cc9 in start_thread (arg=0x40fabb70) at pthread_create.c:304
>#9  0x4047769e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130
>
>Thread 2 (Thread 0x40daab70 (LWP 28680)):
>#0  0x4001e424 in __kernel_vsyscall ()
>#1  0x4039a169 in __lll_lock_wait ()
>    at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/lowlevellock.S:142
>#2  0x403955cb in _L_lock_748 () from /lib/libpthread.so.0
>#3  0x403953f1 in __pthread_mutex_lock (mutex=0x40894284)
>    at pthread_mutex_lock.c:61
>#4  0x40326ede in g_static_rec_mutex_lock (mutex=0x40894280)
>    at /build/buildd/glib2.0-2.26.0/glib/gthread.c:1424
>#5  0x40872780 in ?? () from /usr/lib/libnice.so.0
>---Type <return> to continue, or q <return> to quit---
>#6  0x4087c73c in ?? () from /usr/lib/libnice.so.0
>#7  0x402fbfcc in g_timeout_dispatch (source=0x80f0870, callback=0xfffffe00, 
>    user_data=0x811e3d8) at /build/buildd/glib2.0-2.26.0/glib/gmain.c:3585
>#8  0x402fb855 in g_main_dispatch (context=0x811d188)
>    at /build/buildd/glib2.0-2.26.0/glib/gmain.c:2149
>#9  g_main_context_dispatch (context=0x811d188)
>    at /build/buildd/glib2.0-2.26.0/glib/gmain.c:2702
>#10 0x402ff668 in g_main_context_iterate (context=0x811d188, 
>    block=<value optimized out>, dispatch=1, self=0x80f2de8)
>    at /build/buildd/glib2.0-2.26.0/glib/gmain.c:2780
>#11 0x402ffba7 in g_main_loop_run (loop=0x8114608)
>    at /build/buildd/glib2.0-2.26.0/glib/gmain.c:2988
>#12 0x408206d4 in fs_nice_agent_main_thread (data=0x81037b0)
>    at fs-nice-agent.c:316
>#13 0x4032648f in g_thread_create_proxy (data=0x80f2de8)
>    at /build/buildd/glib2.0-2.26.0/glib/gthread.c:1897
>#14 0x40392cc9 in start_thread (arg=0x40daab70) at pthread_create.c:304
>#15 0x4047769e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130
>
>Thread 1 (Thread 0x405954f0 (LWP 28679)):
>#0  0x4001e424 in __kernel_vsyscall ()
>#1  0x4039a169 in __lll_lock_wait ()
>    at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/lowlevellock.S:142
>---Type <return> to continue, or q <return> to quit---
>#2  0x403955cb in _L_lock_748 () from /lib/libpthread.so.0
>#3  0x403953f1 in __pthread_mutex_lock (mutex=0x80d8ef0)
>    at pthread_mutex_lock.c:61
>#4  0x4051a7db in gst_base_sink_change_state (element=0x8138090, 
>    transition=GST_STATE_CHANGE_PLAYING_TO_PAUSED) at gstbasesink.c:4904
>#5  0x4085d57a in ?? () from /usr/lib/gstreamer-0.10/libgstnice.so
>#6  0x400b04d5 in gst_element_change_state (element=0x8138090, 
>    transition=GST_STATE_CHANGE_PLAYING_TO_PAUSED) at gstelement.c:2651
>#7  0x400b3a3f in gst_element_set_state_func (element=0x8138090, 
>    state=GST_STATE_PAUSED) at gstelement.c:2607
>#8  0x400af890 in gst_element_set_state (element=0x8138090, 
>    state=GST_STATE_PAUSED) at gstelement.c:2508
>#9  0x4009f5a4 in gst_bin_element_set_state (element=0x81150f0, 
>    transition=GST_STATE_CHANGE_PLAYING_TO_PAUSED) at gstbin.c:2185
>#10 gst_bin_change_state_func (element=0x81150f0, 
>    transition=GST_STATE_CHANGE_PLAYING_TO_PAUSED) at gstbin.c:2484
>#11 0x400b04d5 in gst_element_change_state (element=0x81150f0, 
>    transition=GST_STATE_CHANGE_PLAYING_TO_PAUSED) at gstelement.c:2651
>#12 0x400b3a3f in gst_element_set_state_func (element=0x81150f0, 
>    state=GST_STATE_PAUSED) at gstelement.c:2607
>#13 0x400af890 in gst_element_set_state (element=0x81150f0, 
>    state=GST_STATE_PAUSED) at gstelement.c:2508
>#14 0x4009f5a4 in gst_bin_element_set_state (element=0x8101068, 
>---Type <return> to continue, or q <return> to quit---
>    transition=GST_STATE_CHANGE_PLAYING_TO_PAUSED) at gstbin.c:2185
>#15 gst_bin_change_state_func (element=0x8101068, 
>    transition=GST_STATE_CHANGE_PLAYING_TO_PAUSED) at gstbin.c:2484
>#16 0x400b04d5 in gst_element_change_state (element=0x8101068, 
>    transition=GST_STATE_CHANGE_PLAYING_TO_PAUSED) at gstelement.c:2651
>#17 0x400b3a3f in gst_element_set_state_func (element=0x8101068, 
>    state=GST_STATE_PAUSED) at gstelement.c:2607
>#18 0x400af890 in gst_element_set_state (element=0x8101068, 
>    state=GST_STATE_PAUSED) at gstelement.c:2508
>#19 0x4009f5a4 in gst_bin_element_set_state (element=0x80ff068, 
>    transition=GST_STATE_CHANGE_PLAYING_TO_PAUSED) at gstbin.c:2185
>#20 gst_bin_change_state_func (element=0x80ff068, 
>    transition=GST_STATE_CHANGE_PLAYING_TO_PAUSED) at gstbin.c:2484
>#21 0x400d5766 in gst_pipeline_change_state (element=0x80ff068, 
>    transition=GST_STATE_CHANGE_PLAYING_TO_PAUSED) at gstpipeline.c:482
>#22 0x400b04d5 in gst_element_change_state (element=0x80ff068, 
>    transition=GST_STATE_CHANGE_PLAYING_TO_PAUSED) at gstelement.c:2651
>#23 0x400b3a3f in gst_element_set_state_func (element=0x80ff068, 
>    state=GST_STATE_NULL) at gstelement.c:2607
>#24 0x400af890 in gst_element_set_state (element=0x80ff068, 
>    state=GST_STATE_NULL) at gstelement.c:2508
>#25 0x0804f066 in nway_test (extra_conf_init=<value optimized out>, 
>    extra_stream_init=<value optimized out>, 
>---Type <return> to continue, or q <return> to quit---
>    transmitter=<value optimized out>, st_params=<value optimized out>, 
>    st_param_count=0, in_count=<value optimized out>) at raw/conference.c:1098
>#26 0x0804f833 in test_rawconference_unref_stream_in_nice_thread_new_active (
>    __i__=0) at raw/conference.c:1440
>#27 0x4004eb18 in tcase_run_tfun_nofork (sr=0x80fe208, print_mode=CK_NORMAL)
>    at check_run.c:314
>#28 srunner_iterate_tcase_tfuns (sr=0x80fe208, print_mode=CK_NORMAL)
>    at check_run.c:181
>#29 srunner_run_tcase (sr=0x80fe208, print_mode=CK_NORMAL) at check_run.c:302
>#30 srunner_iterate_suites (sr=0x80fe208, print_mode=CK_NORMAL)
>    at check_run.c:150
>#31 srunner_run_all (sr=0x80fe208, print_mode=CK_NORMAL) at check_run.c:561
>#32 0x4004917a in gst_check_run_suite (suite=0x80fa9f0, 
>    name=0x8050229 "fsrawconference", fname=0x805002f "raw/conference.c")
>    at gstcheck.c:585
>#33 0x0804fe42 in main (argc=1, argv=0xbffff114) at raw/conference.c:1519
>

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