.
Thread 3 (process 13428):
#0  0xb7fb2410 in __kernel_vsyscall ()
#1  0xb76f4697 in poll () from /lib/tls/i686/cmov/libc.so.6
#2  0xb77f0186 in g_main_context_iterate (context=0x8174748, block=1, dispatch=1, self=0x8182550)
    at /build/buildd/glib2.0-2.15.3/glib/gmain.c:3009
	got_ownership = <value optimized out>
	max_priority = 2147483647
	timeout = -1
	some_ready = <value optimized out>
	nfds = 2
	allocated_nfds = <value optimized out>
	fds = (GPollFD *) 0x81910f0
	__PRETTY_FUNCTION__ = "g_main_context_iterate"
#3  0xb77f0537 in IA__g_main_loop_run (loop=0x8176a90) at /build/buildd/glib2.0-2.15.3/glib/gmain.c:2907
	got_ownership = <value optimized out>
	self = (GThread *) 0x8182550
	__PRETTY_FUNCTION__ = "IA__g_main_loop_run"
#4  0xb734d784 in libnm_glib_dbus_worker (user_data=0x8190e00) at libnm_glib.c:425
	ctx = <value optimized out>
	__PRETTY_FUNCTION__ = "libnm_glib_dbus_worker"
#5  0xb781503f in g_thread_create_proxy (data=0x8182550) at /build/buildd/glib2.0-2.15.3/glib/gthread.c:628
	__PRETTY_FUNCTION__ = "g_thread_create_proxy"
#6  0xb777d4fb in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#7  0xb76fe8ee in clone () from /lib/tls/i686/cmov/libc.so.6
.
Thread 2 (process 13458):
#0  0xb7fb2410 in __kernel_vsyscall ()
#1  0xb77846bc in __lll_unlock_wake () from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb7780e0a in _L_unlock_194 () from /lib/tls/i686/cmov/libpthread.so.0
#3  0xb7780afe in __pthread_mutex_unlock_usercnt () from /lib/tls/i686/cmov/libpthread.so.0
#4  0xb7f6457d in ?? () from /usr/lib/libgstreamer-0.10.so.0
#5  0x086ab518 in ?? ()
#6  0xb7780a0c in __pthread_mutex_unlock_usercnt () from /lib/tls/i686/cmov/libpthread.so.0
#7  0xb7816ccb in g_thread_pool_thread_proxy (data=0x86ab4a8) at /build/buildd/glib2.0-2.15.3/glib/gthreadpool.c:156
	task = <value optimized out>
	pool = (GRealThreadPool *) 0x86ab4a8
#8  0xb781503f in g_thread_create_proxy (data=0x86ab580) at /build/buildd/glib2.0-2.15.3/glib/gthread.c:628
	__PRETTY_FUNCTION__ = "g_thread_create_proxy"
#9  0xb777d4fb in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#10 0xb76fe8ee in clone () from /lib/tls/i686/cmov/libc.so.6
.
Thread 1 (process 13427):
#0  0xb777f540 in pthread_mutex_lock () from /lib/tls/i686/cmov/libpthread.so.0
#1  0xb4126c62 in ?? () from /usr/lib/gstreamer-0.10/libgstplaybin.so
#2  0xaaaaaaaa in ?? ()
#3  0x0869d380 in ?? ()
#4  0x086fc948 in ?? ()
#5  0xb78a0680 in ?? () from /usr/lib/libgobject-2.0.so.0
#6  0xb4126bd0 in ?? () from /usr/lib/gstreamer-0.10/libgstplaybin.so
#7  0x0866e038 in ?? ()
#8  0xbfca9d28 in ?? ()
#9  0xb787c365 in IA__g_cclosure_marshal_VOID__OBJECT (closure=0x8673850, return_value=0x8651380, n_param_values=140959800, 
    param_values=0x2, invocation_hint=0x10, marshal_data=0x866e038) at /build/buildd/glib2.0-2.15.3/gobject/gmarshal.c:636
	data1 = (gpointer) 0x86fc948
	data2 = (gpointer) 0xb78639c8
	__PRETTY_FUNCTION__ = "IA__g_cclosure_marshal_VOID__OBJECT"
Backtrace stopped: frame did not save the PC