.
Thread 4 (process 15136):
#0  0xffffe410 in __kernel_vsyscall ()
#1  0xb7f645c6 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb69c4dd8 in gst_system_clock_async_thread (clock=0x8aba218) at gstsystemclock.c:260
	entry = (GstClockEntry *) 0xb78c7d50
	requested = 7323349912
	res = 3079436104
	sysclock = (GstSystemClock *) 0x8aba218
	__PRETTY_FUNCTION__ = "gst_system_clock_async_thread"
#3  0xb787eb7f in g_thread_create_proxy (data=0x8b8ee18) at gthread.c:591
	__PRETTY_FUNCTION__ = "g_thread_create_proxy"
#4  0xb7f6031b in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#5  0xb7eb957e in lseek64 () from /lib/tls/i686/cmov/libc.so.6
Backtrace stopped: previous frame inner to this frame (corrupt stack?)
.
Thread 3 (process 15137):
#0  0xffffe410 in __kernel_vsyscall ()
#1  0xb7f6484c in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb7a24133 in g_cond_timed_wait_posix_impl (cond=0xb2d00590, entered_mutex=0x0, abs_time=0x2) at gthread-posix.c:242
	result = <value optimized out>
	end_time = {tv_sec = 1176141607, tv_nsec = 137263000}
	__PRETTY_FUNCTION__ = "g_cond_timed_wait_posix_impl"
#3  0xb7843c81 in g_async_queue_pop_intern_unlocked (queue=0x8bbcd08, try=<value optimized out>, end_time=0xb6008384) at gasyncqueue.c:341
	retval = <value optimized out>
	__PRETTY_FUNCTION__ = "g_async_queue_pop_intern_unlocked"
#4  0xb78806d3 in g_thread_pool_thread_proxy (data=0x86337c8) at gthreadpool.c:220
	task = <value optimized out>
	pool = (GRealThreadPool *) 0x86337c8
#5  0xb787eb7f in g_thread_create_proxy (data=0x8633ee8) at gthread.c:591
	__PRETTY_FUNCTION__ = "g_thread_create_proxy"
#6  0xb7f6031b in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#7  0xb7eb957e in lseek64 () from /lib/tls/i686/cmov/libc.so.6
Backtrace stopped: previous frame inner to this frame (corrupt stack?)
.
Thread 2 (process 15138):
#0  0xffffe410 in __kernel_vsyscall ()
#1  0xb7f6484c in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb7a24133 in g_cond_timed_wait_posix_impl (cond=0xb2d00590, entered_mutex=0x0, abs_time=0x1) at gthread-posix.c:242
	result = <value optimized out>
	end_time = {tv_sec = 1176141607, tv_nsec = 131855000}
	__PRETTY_FUNCTION__ = "g_cond_timed_wait_posix_impl"
#3  0xb7843c81 in g_async_queue_pop_intern_unlocked (queue=0x8bbcd08, try=<value optimized out>, end_time=0xb6809384) at gasyncqueue.c:341
	retval = <value optimized out>
	__PRETTY_FUNCTION__ = "g_async_queue_pop_intern_unlocked"
#4  0xb78806d3 in g_thread_pool_thread_proxy (data=0x86337c8) at gthreadpool.c:220
	task = <value optimized out>
	pool = (GRealThreadPool *) 0x86337c8
#5  0xb787eb7f in g_thread_create_proxy (data=0x8633e20) at gthread.c:591
	__PRETTY_FUNCTION__ = "g_thread_create_proxy"
#6  0xb7f6031b in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#7  0xb7eb957e in lseek64 () from /lib/tls/i686/cmov/libc.so.6
Backtrace stopped: previous frame inner to this frame (corrupt stack?)
.
Thread 1 (process 14975):
#0  0xb7452eff in gtk_tree_view_remove_column () from /usr/lib/libgtk-x11-2.0.so.0
#1  0xb7460c31 in ?? () from /usr/lib/libgtk-x11-2.0.so.0
#2  0x08962700 in ?? ()
#3  0x089927a0 in ?? ()
#4  0xb7460c00 in ?? () from /usr/lib/libgtk-x11-2.0.so.0
#5  0xb7958670 in ?? () from /usr/lib/libgobject-2.0.so.0
#6  0xb7460bf0 in ?? () from /usr/lib/libgtk-x11-2.0.so.0
#7  0x08962700 in ?? ()
#8  0xbfd3dc98 in ?? ()
#9  0xb79369d9 in IA__g_cclosure_marshal_VOID__VOID (closure=0x8962700, return_value=0x83205d0, n_param_values=32769, param_values=0xb7958670, invocation_hint=0xbfd3dedc, 
    marshal_data=0x0) at gmarshal.c:77
	data1 = (gpointer) 0x8962700
	data2 = (gpointer) 0x838f328
	__PRETTY_FUNCTION__ = "IA__g_cclosure_marshal_VOID__VOID"
Backtrace stopped: frame did not save the PC