. Thread 3 (process 10672): #0 0x00007fff500ca839 in syscall () from /lib/libc.so.6 #1 0x00007fff4db880e3 in v4l2_dequeue_and_convert (index=0, buf=0x7fff4d877df0, dest=0x0, dest_size=16777216) at libv4l2.c:267 result = 0 tries = 10 #2 0x00007fff4db8908b in v4l2_ioctl (fd=, request=3227014673) at libv4l2.c:971 buf = (struct v4l2_buffer *) 0x7fff4d877df0 arg = (void *) 0x7fff4d877df0 ap = {{gp_offset = 24, fp_offset = 0, overflow_arg_area = 0x7fff4d877db0, reg_save_area = 0x7fff4d877cc0}} result = 1306046912 converting = 1 index = 0 saved_err = stream_needs_locking = 1 #3 0x00007fff4dd9e43f in gst_v4l2src_grab_frame (v4l2src=0x884a10, buf=0x7fff4d877ec0) at v4l2src_calls.c:975 buffer = {index = 0, type = V4L2_BUF_TYPE_VIDEO_CAPTURE, bytesused = 0, flags = 0, field = V4L2_FIELD_ANY, timestamp = {tv_sec = 0, tv_usec = 0}, timecode = {type = 0, flags = 0, frames = 0 '\0', seconds = 0 '\0', minutes = 0 '\0', hours = 0 '\0', userbits = "\000\000\000"}, sequence = 0, memory = V4L2_MEMORY_MMAP, m = { offset = 0, userptr = 0}, length = 0, input = 0, reserved = 0} trials = 50 pool_buffer = need_copy = index = __FUNCTION__ = "gst_v4l2src_grab_frame" #4 0x00007fff4dd95f00 in gst_v4l2src_create (src=0x884a10, buf=0x7fff4d878010) at gstv4l2src.c:1279 v4l2src = (GstV4l2Src *) 0x884a10 ret = #5 0x00007fff4dfbc69a in gst_base_src_get_range (src=0x884a10, offset=18446744073709551615, length=4096, buf=0x7fff4d878010) at gstbasesrc.c:1942 ret = GST_FLOW_OK status = __PRETTY_FUNCTION__ = "gst_base_src_get_range" #6 0x00007fff4dfbee3c in gst_base_src_loop (pad=0x8c0450) at gstbasesrc.c:2182 src = (GstBaseSrc *) 0x884a10 buf = (GstBuffer *) 0x0 ret = position = -1 eos = blocksize = 140734494113264 __PRETTY_FUNCTION__ = "gst_base_src_loop" #7 0x00007fff51937d86 in gst_task_func (task=0x83dac0, tclass=) at gsttask.c:192 lock = (GStaticRecMutex *) 0x8cf2a0 tself = (GThread *) 0x8891b0 __PRETTY_FUNCTION__ = "gst_task_func" #8 0x00007fff508a8317 in g_thread_pool_thread_proxy ( data=) at /build/buildd/glib2.0-2.19.6/glib/gthreadpool.c:265 task = (gpointer) 0x83dac0 pool = (GRealThreadPool *) 0x6cbce0 #9 0x00007fff508a6d84 in g_thread_create_proxy (data=0x8891b0) at /build/buildd/glib2.0-2.19.6/glib/gthread.c:635 __PRETTY_FUNCTION__ = "g_thread_create_proxy" #10 0x00007fff503613ba in start_thread () from /lib/libpthread.so.0 #11 0x00007fff500ce0ad in clone () from /lib/libc.so.6 #12 0x0000000000000000 in ?? () . Thread 2 (process 10675): #0 0x00007fff503687e1 in nanosleep () from /lib/libpthread.so.0 #1 0x00007fff508a8ff8 in IA__g_usleep (microseconds=) at /build/buildd/glib2.0-2.19.6/glib/gtimer.c:170 request = {tv_sec = 0, tv_nsec = 100000000} remaining = {tv_sec = 0, tv_nsec = 97421287} #2 0x00007fff4c59d9f8 in gst_ximagesink_event_thread (ximagesink=0x8be070) at ximagesink.c:1098 __PRETTY_FUNCTION__ = "gst_ximagesink_event_thread" #3 0x00007fff508a6d84 in g_thread_create_proxy (data=0x8b4e20) at /build/buildd/glib2.0-2.19.6/glib/gthread.c:635 __PRETTY_FUNCTION__ = "g_thread_create_proxy" #4 0x00007fff503613ba in start_thread () from /lib/libpthread.so.0 #5 0x00007fff500ce0ad in clone () from /lib/libc.so.6 #6 0x0000000000000000 in ?? () . Thread 1 (process 10670): #0 IA__g_logv (log_domain=0x7fff514ac5bc "GLib-GObject", log_level=G_LOG_LEVEL_CRITICAL, format=0x7fff508be0b7 "%s: assertion `%s' failed", args1=0x7fff5a927530) at /build/buildd/glib2.0-2.19.6/glib/gmessages.c:503 depth = domain = (GLogDomain *) 0x8fe8d0 data = (gpointer) 0x0 log_func = (GLogFunc) 0x7fff50886bf0 domain_fatal_mask = 5 test_level = G_LOG_FLAG_FATAL was_recursion = 0 i = #1 0x00007fff50887543 in IA__g_log (log_domain=0x7fff50355a00 "", log_level=1343374856, format=0x41
) at /build/buildd/glib2.0-2.19.6/glib/gmessages.c:517 args = {{gp_offset = 40, fp_offset = 48, overflow_arg_area = 0x7fff5a927610, reg_save_area = 0x7fff5a927550}} #2 0x00007fff514861c2 in IA__g_object_ref (_object=) at /build/buildd/glib2.0-2.19.6/gobject/gobject.c:2339 object = (GObject *) 0x0 old_val = 8684144 __PRETTY_FUNCTION__ = "IA__g_object_ref" #3 0x00007fff49972dad in farsight_rtp_stream_get_property (object=0x8f2000, prop_id=, value=0x7fff5a9276c0, pspec=0x8e78f0) at rtpstream.c:955 self = (FarsightRTPStream *) 0x8f2000 #4 0x00007fff51488c6e in IA__g_object_get_valist (object=0x8f2000, first_property_name=, var_args=0x7fff5a927720) at /build/buildd/glib2.0-2.19.6/gobject/gobject.c:904 value = {g_type = 68, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}} pspec = (GParamSpec *) 0x8e78f0 error = name = __PRETTY_FUNCTION__ = "IA__g_object_get_valist" #5 0x00007fff51488f94 in IA__g_object_get (_object=0x8f2000, first_property_name=0x417375 "transmitter-object") at /build/buildd/glib2.0-2.19.6/gobject/gobject.c:1588 var_args = {{gp_offset = 16, fp_offset = 48, overflow_arg_area = 0x7fff5a927810, reg_save_area = 0x7fff5a927740}} __PRETTY_FUNCTION__ = "IA__g_object_get" #6 0x000000000040ba08 in tp_stream_engine_stream_constructor ( type=, n_props=, props=) at stream.c:1339 obj = (GObject *) 0x0 stream = priv = conn_timeout_str = __PRETTY_FUNCTION__ = "tp_stream_engine_stream_constructor" #7 0x00000000004128a9 in tp_stream_engine_audio_stream_constructor ( type=7754448, n_props=7, props=0x86d180) at audiostream.c:99 obj = stream_handler_proxy = (TpMediaStreamHandler *) 0x0 media_type = TP_MEDIA_STREAM_TYPE_AUDIO src = sink = __PRETTY_FUNCTION__ = "tp_stream_engine_audio_stream_constructor" #8 0x00007fff5148a200 in IA__g_object_newv (object_type=7754448, n_parameters=, parameters=0x7) at /build/buildd/glib2.0-2.19.6/gobject/gobject.c:1215 nqueue = object = class = (GObjectClass *) 0x86d060 unref_class = (GObjectClass *) 0x0 slist = (GSList *) 0x876e30 n_total_cparams = 7 n_cparams = 7 n_oparams = 0 n_cvalues = 0 clist = (GList *) 0x0 i = 7 __PRETTY_FUNCTION__ = "IA__g_object_newv" #9 0x00007fff5148ac7b in IA__g_object_new_valist (object_type=7754448, first_property_name=0x0, var_args=0x7fff5a927aa0) at /build/buildd/glib2.0-2.19.6/gobject/gobject.c:1319 params = (GParameter *) 0x845890 name = (const gchar *) 0x0 object = n_params = 7 n_alloced_params = 16 __PRETTY_FUNCTION__ = "IA__g_object_new_valist" #10 0x00007fff5148aecc in IA__g_object_new (object_type=7754448, first_property_name=0x415dc2 "farsight-session") at /build/buildd/glib2.0-2.19.6/gobject/gobject.c:1060 var_args = {{gp_offset = 48, fp_offset = 48, overflow_arg_area = 0x7fff5a927be0, reg_save_area = 0x7fff5a927ac0}} __PRETTY_FUNCTION__ = "IA__g_object_new" #11 0x0000000000408a49 in new_stream_cb (session=0x857480, object_path=0x8af8b0 "/org/freedesktop/Telepathy/Connection/gabble/jabber/alex_40weej_2ecom_2fTelepathy/MediaChannel0/MediaStream1", stream_id=1, media_type=TP_MEDIA_STREAM_TYPE_AUDIO, direction=TP_MEDIA_STREAM_DIRECTION_BIDIRECTIONAL, user_data=) at channel.c:699 self = (TpStreamEngineChannel *) 0x83d980 priv = (TpStreamEngineChannelPrivate *) 0x83d9a0 stream = fs_session = (FarsightSession *) 0x8b1f00 stream_gtype = 140734539061760 pipeline = channel_as_proxy = proxy = #12 0x00007fff514842cd in IA__g_closure_invoke (closure=0x88dbd0, return_value=0x0, n_param_values=5, param_values=0x8e7040, invocation_hint=0x7fff5a927d90) at /build/buildd/glib2.0-2.19.6/gobject/gclosure.c:767 marshal = ( GClosureMarshal) 0x4142d0 marshal_data = (gpointer) 0x0 __PRETTY_FUNCTION__ = "IA__g_closure_invoke" #13 0x00007fff5149b0b0 in signal_emit_unlocked_R (node=0x8d62b0, detail=0, instance=0x857480, emission_return=0x0, instance_and_params=0x8e7040) at /build/buildd/glib2.0-2.19.6/gobject/gsignal.c:3244 tmp = handler = (Handler *) 0x8b5a60 accumulator = (SignalAccumulator *) 0x0 emission = {next = 0x0, instance = 0x857480, ihint = {signal_id = 72, detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 4} class_closure = (GClosure *) 0x0 handler_list = (Handler *) 0x8b5a60 return_accu = (GValue *) 0x0 accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}} signal_id = 72 max_sequential_handler_number = 99 return_value_altered = 0 #14 0x00007fff5149c7a9 in IA__g_signal_emit_valist (instance=0x857480, signal_id=, detail=0, var_args=0x7fff5a927f70) at /build/buildd/glib2.0-2.19.6/gobject/gsignal.c:2977 signal_return_type = 4 param_values = (GValue *) 0x8e7058 node = (SignalNode *) 0x8d62b0 i = 4 n_params = 4 __PRETTY_FUNCTION__ = "IA__g_signal_emit_valist" #15 0x00007fff5149cd13 in IA__g_signal_emit (instance=0x7fff50355a00, signal_id=1343374856, detail=65) at /build/buildd/glib2.0-2.19.6/gobject/gsignal.c:3034 var_args = {{gp_offset = 48, fp_offset = 48, overflow_arg_area = 0x7fff5a928058, reg_save_area = 0x7fff5a927f90}} #16 0x00007fff505f5481 in _tp_cli_media_session_handler_invoke_callback_for_new_stream_handler (tpproxy=0x882300, error=, args=0x8e18a0, generic_callback=0x40a080 , user_data=0x0, weak_object=0x857480) at ../telepathy-glib/_gen/tp-cli-media-session-handler-body.h:79 No locals. #17 0x00007fff506029bc in tp_proxy_signal_invocation_run (p=0x89f440) at proxy-signals.c:255 __PRETTY_FUNCTION__ = "tp_proxy_signal_invocation_run" #18 0x00007fff5087d30b in IA__g_main_context_dispatch (context=0x6c7920) at /build/buildd/glib2.0-2.19.6/glib/gmain.c:1814 No locals. #19 0x00007fff50880acd in g_main_context_iterate (context=0x6c7920, block=1, dispatch=1, self=) at /build/buildd/glib2.0-2.19.6/glib/gmain.c:2448 max_priority = -100 timeout = 0 some_ready = 1 nfds = 0 allocated_nfds = fds = (GPollFD *) 0x843f40 __PRETTY_FUNCTION__ = "g_main_context_iterate" #20 0x00007fff50880ffd in IA__g_main_loop_run (loop=0x6c69f0) at /build/buildd/glib2.0-2.19.6/glib/gmain.c:2656 self = (GThread *) 0x6c4010 __PRETTY_FUNCTION__ = "IA__g_main_loop_run" #21 0x0000000000407d38 in main (argc=1, argv=0x7fff5a928348) at stream-engine-main.c:335 No locals.