[desktop-discuss] Pidgin pstack core on b72

[Shawn Walker]

I was scrolling through an IRC chat window in Pidgin today on a clean
b72 install when I received this unpleasantness:

-----------------  lwp# 1 / thread# 1  --------------------
 fef3fa85 _lwp_kill (1, 6) + 15
 feef7392 raise    (6) + 22
 feed54dd abort    (fef87000, 87ef350, 8045990, 85a2f28, fc951b04, 816ac48) + cd
 080b715c sighandler (b, 0, 8045db4) + 114
 fef3e54f __sighndlr (b, 0, 8045db4, 80b7048) + f
 fef334fb call_user_handler (b, 0, 8045db4) + 2b8
 fef33662 sigacthandler (b, 0, 8045db4) + c2
 --- called from signal handler with signal 11 (SIGSEGV) ---
 feec97d0 strcmp   (8721488, 0) + e0
 08097081 tab_complete (86b6bc0) + 371
 08093f7b entry_key_press_cb (8289c68, 85b5340, 86b5d88) + 5f
 fc767990 _gtk_marshal_BOOLEAN__BOXED (87f60f0, 80462c0, 2, 804637c,
80462dc, 0) + 70
 fecbedd3 g_closure_invoke (87f60f0, 80462c0, 2, 804637c, 80462dc) + 107
 fecd2ac6 signal_emit_unlocked_R (814f728, 0, 8289c68, 80464fc, 804637c) + 746
 fecd1b76 g_signal_emit_valist (8289c68, 35, 0, 80465f0) + 662
 fecd1f6d g_signal_emit (8289c68, 35, 0, 85b5340, 8046614) + 25
 fc86a043 gtk_widget_event_internal (8289c68, 85b5340) + 20f
 fc869cd5 gtk_widget_event (8289c68, 85b5340) + 99
 fc875805 gtk_window_propagate_key_event (82610a8, 85b5340) + ad
 fc8758d0 gtk_window_key_press_event (82610a8, 85b5340, 81941b0) + 30
 fc767990 _gtk_marshal_BOOLEAN__BOXED (814ee90, 8046780, 2, 804683c,
804679c, fc8758a0) + 70
 fecbf0b4 g_type_class_meta_marshal (814ee90, 8046780, 2, 804683c,
804679c, cc) + 40
 fecbedd3 g_closure_invoke (814ee90, 8046780, 2, 804683c, 804679c) + 107
 fecd2c8a signal_emit_unlocked_R (814f728, 0, 82610a8, 80469bc, 804683c) + 90a
 fecd1b76 g_signal_emit_valist (82610a8, 35, 0, 8046ab0) + 662
 fecd1f6d g_signal_emit (82610a8, 35, 0, 85b5340, 8046ad4) + 25
 fc86a043 gtk_widget_event_internal (82610a8, 85b5340) + 20f
 fc869cd5 gtk_widget_event (82610a8, 85b5340) + 99
 fc766681 gtk_propagate_event (82610a8, 85b5340) + 139
 fc765675 gtk_main_do_event (85b5340, 0) + 3b1
 fee36d22 gdk_event_dispatch (8120f20, 0, 0) + 56
 fed3517d g_main_dispatch (8120f68) + 1d9
 fed3626d g_main_context_dispatch (8120f68) + 85
 fed3668a g_main_context_iterate (8120f68, 1, 1, 8102238) + 3ce
 fed36c8c g_main_loop_run (847e588) + 1b8
 fc764fa2 gtk_main (80472e4, 80471d8, feffa7d8, 80e6f34, 1, 0) + b2
 080b7b66 main     (1, 804721c, 8047224) + 81e
 0807d43a _start   (1, 804734c, 0, 8047353, 8047374, 80473a8) + 7a
-----------------  lwp# 7 / thread# 7  --------------------
 fef3e4a9 __lwp_park (8751c68, 87542e8, 0) + 19
 fef385b6 cond_wait_queue (8751c68, 87542e8, 0, 0) + 41
 fef38a9a _cond_wait (8751c68, 87542e8) + 69
 fef38ad8 cond_wait (8751c68, 87542e8) + 24
 fef38b12 pthread_cond_wait (8751c68, 87542e8) + 1e
 fa95909e gst_task_func (872ff20, 864d380) + 15a
 fed5183f g_thread_pool_thread_proxy (81897c0) + b3
 fed503de g_thread_create_proxy (8754a00) + 11a
 fef3e1f2 _thr_setup (fa5a2a00) + 52
 fef3e450 _lwp_start (fa5a2a00, 0, 0, 0, 0, 0)
-----------------  lwp# 8 / thread# 8  --------------------
 fef3e4a9 __lwp_park (877da00, 877f190, 0) + 19
 fef385b6 cond_wait_queue (877da00, 877f190, 0, 0) + 41
 fef38a9a _cond_wait (877da00, 877f190) + 69
 fef38ad8 cond_wait (877da00, 877f190) + 24
 fef38b12 pthread_cond_wait (877da00, 877f190) + 1e
 fa953512 gst_system_clock_async_thread (8709300) + 19e
 fed503de g_thread_create_proxy (8741e98) + 11a
 fef3e1f2 _thr_setup (fa5a3200) + 52
 fef3e450 _lwp_start (fa5a3200, 0, 0, 0, 0, 0)
-----------------  lwp# 9 / thread# 9  --------------------
 fef3e4a9 __lwp_park (877daa8, 877a4e8, 0) + 19
 fef385b6 cond_wait_queue (877daa8, 877a4e8, 0, 0) + 41
 fef38a9a _cond_wait (877daa8, 877a4e8) + 69
 fef38ad8 cond_wait (877daa8, 877a4e8) + 24
 fef38b12 pthread_cond_wait (877daa8, 877a4e8) + 1e
 fa953512 gst_system_clock_async_thread (8779b28) + 19e
 fed503de g_thread_create_proxy (8691f48) + 11a
 fef3e1f2 _thr_setup (fa5a3a00) + 52
 fef3e450 _lwp_start (fa5a3a00, 0, 0, 0, 0, 0)
-----------------  lwp# 15 / thread# 15  --------------------
 fef3e4a9 __lwp_park (88c6e20, 88cb4c8, 0) + 19
 fef385b6 cond_wait_queue (88c6e20, 88cb4c8, 0, 0) + 41
 fef38a9a _cond_wait (88c6e20, 88cb4c8) + 69
 fef38ad8 cond_wait (88c6e20, 88cb4c8) + 24
 fef38b12 pthread_cond_wait (88c6e20, 88cb4c8) + 1e
 fa95909e gst_task_func (88c5790, 864d380) + 15a
 fed5183f g_thread_pool_thread_proxy (81897c0) + b3
 fed503de g_thread_create_proxy (88b7440) + 11a
 fef3e1f2 _thr_setup (fa5a4200) + 52
 fef3e450 _lwp_start (fa5a4200, 0, 0, 0, 0, 0)
-----------------  lwp# 16 / thread# 16  --------------------
 fef3e4a9 __lwp_park (88f2aa8, 884d888, 0) + 19
 fef385b6 cond_wait_queue (88f2aa8, 884d888, 0, 0) + 41
 fef38a9a _cond_wait (88f2aa8, 884d888) + 69
 fef38ad8 cond_wait (88f2aa8, 884d888) + 24
 fef38b12 pthread_cond_wait (88f2aa8, 884d888) + 1e
 fa953512 gst_system_clock_async_thread (88ca4a8) + 19e
 fed503de g_thread_create_proxy (8696f98) + 11a
 fef3e1f2 _thr_setup (fa5a4a00) + 52
 fef3e450 _lwp_start (fa5a4a00, 0, 0, 0, 0, 0)

Anyone seen something similar?

-- 
Shawn Walker, Software and Systems Analyst
binarycrusader at gmail.com - http://binarycrusader.blogspot.com/

"Beware of bugs in the above code; I have only proved it correct, not
tried it. " --Donald Knuth