Bug 268906 – REGRESSION(273906@main): [GStreamer] webrtc/receiver-track-should-stay-live-even-if-receiver-is-inactive.html is flaky crash

• Status: RESOLVED
• Resolution: FIXED
• Component: Platform

[Philippe Normand]

Thread 1 (Thread 0x7f2d36ffd6c0 (LWP 873598)):
#0  g_logv (log_domain=0x7f482583f9ae "GStreamer", log_level=G_LOG_LEVEL_CRITICAL, format=<optimized out>, args=args@entry=0x7f2d36ffbba0) at ../glib/gmessages.c:1422
#1  0x00007f4828d1f7a3 in g_log (log_domain=log_domain@entry=0x7f482583f9ae "GStreamer", log_level=log_level@entry=G_LOG_LEVEL_CRITICAL, format=format@entry=0x7f4828d77f92 "%s: assertion '%s' failed") at ../glib/gmessages.c:1460
#2  0x00007f4828d2261d in g_return_if_fail_warning (log_domain=log_domain@entry=0x7f482583f9ae "GStreamer", pretty_function=pretty_function@entry=0x7f4825862d80 <__func__.29.lto_priv.4> "gst_caps_get_structure", expression=expression@entry=0x7f48258456dd "GST_IS_CAPS (caps)") at ../glib/gmessages.c:2930
#3  0x00007f48257a4002 in gst_caps_get_structure (caps=<optimized out>, index=<optimized out>) at ../gst/gstcaps.c:886
#4  0x00007f483e93694f in WebCore::RealtimeOutgoingAudioSourceGStreamer::setPayloadType(WTF::GRefPtr<_GstCaps> const&) (this=0x7f4818746080, caps=...) at /app/webkit/Source/WebCore/platform/mediastream/gstreamer/RealtimeOutgoingAudioSourceGStreamer.cpp:60
#5  0x00007f483e93a429 in WebCore::RealtimeOutgoingMediaSourceGStreamer::codecPreferencesChanged(WTF::GRefPtr<_GstCaps> const&) (this=0x7f4818746080, codecPreferences=...) at /app/webkit/Source/WebCore/platform/mediastream/gstreamer/RealtimeOutgoingMediaSourceGStreamer.cpp:378
#6  0x00007f483e93a122 in operator()(GstPad*, GstPadProbeInfo*, gpointer) const (__closure=0x0, pad=0x7f2d2c016450, info=0x7f2d36ffc030, userData=0x7f4818746080) at /app/webkit/Source/WebCore/platform/mediastream/gstreamer/RealtimeOutgoingMediaSourceGStreamer.cpp:362
#7  0x00007f483e93a168 in _FUN(GstPad*, GstPadProbeInfo*, gpointer) () at /app/webkit/Source/WebCore/platform/mediastream/gstreamer/RealtimeOutgoingMediaSourceGStreamer.cpp:365
#8  0x00007f48257dd53f in probe_hook_marshal (hook=0x7f2d2c005720, data=0x7f2d36ffbef0) at ../gst/gstpad.c:3692
#9  0x00007f4828cfaa07 in g_hook_list_marshal (hook_list=0x7f2d2c0164e8, may_recurse=1, marshaller=0x7f48257dd260 <probe_hook_marshal>, data=0x7f2d36ffbef0) at ../glib/ghook.c:674
#10 0x00007f48257ddbc8 in do_probe_callbacks (pad=pad@entry=0x7f2d2c016450, info=info@entry=0x7f2d36ffc030, defaultval=defaultval@entry=GST_FLOW_OK) at ../gst/gstpad.c:3876
#11 0x00007f48257e221a in gst_pad_push_event_unchecked (pad=pad@entry=0x7f2d2c016450, event=0x7f2d2c00ab60 [None], type=type@entry=GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM) at ../gst/gstpad.c:5544
#12 0x00007f48257e2518 in push_sticky (pad=pad@entry=0x7f2d2c016450, ev=ev@entry=0x7f2d36ffc140, user_data=user_data@entry=0x7f2d36ffc1b0) at ../gst/gstpad.c:4080
#13 0x00007f48257d6cc5 in events_foreach (pad=0x7f2d2c016450, func=0x7f48257e2470 <push_sticky>, user_data=0x7f2d36ffc1b0) at ../gst/gstpad.c:613
#14 0x00007f48257e55f1 in check_sticky (event=0x7f2d2c00ab60 [None], pad=0x7f2d2c016450) at ../gst/gstpad.c:4139
#15 gst_pad_push_event (pad=0x7f2d2c016450, event=0x7f2d2c00ab60 [None]) at ../gst/gstpad.c:5728
#16 0x00007f48257dc893 in event_forward_func (pad=pad@entry=0x7f2d2c016450, data=data@entry=0x7f2d36ffc2d0) at ../gst/gstpad.c:3153
#17 0x00007f48257dc60e in gst_pad_forward (pad=pad@entry=0x7f2d2c012c80, forward=forward@entry=0x7f48257dc7d0 <event_forward_func>, user_data=user_data@entry=0x7f2d36ffc2d0) at ../gst/gstpad.c:3107
#18 0x00007f48257dc6f9 in gst_pad_event_default (pad=0x7f2d2c012c80, parent=<optimized out>, event=0x7f2d2c00ab60 [None]) at ../gst/gstpad.c:3204
#19 0x00007f48257e166d in gst_pad_send_event_unchecked (pad=pad@entry=0x7f2d2c012c80, event=event@entry=0x7f2d2c00ab60 [None], type=<optimized out>, type@entry=GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM) at ../gst/gstpad.c:5962
#20 0x00007f48257e1d53 in gst_pad_push_event_unchecked (pad=pad@entry=0x7f2d2c001da0, event=0x7f2d2c00ab60 [None], type=<optimized out>, type@entry=GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM) at ../gst/gstpad.c:5595
#21 0x00007f48257e2518 in push_sticky (pad=pad@entry=0x7f2d2c001da0, ev=ev@entry=0x7f2d36ffc530, user_data=user_data@entry=0x7f2d36ffc5a0) at ../gst/gstpad.c:4080
#22 0x00007f48257d6cc5 in events_foreach (pad=0x7f2d2c001da0, func=0x7f48257e2470 <push_sticky>, user_data=0x7f2d36ffc5a0) at ../gst/gstpad.c:613
#23 0x00007f48257e55f1 in check_sticky (event=0x7f2d2c00ab60 [None], pad=0x7f2d2c001da0) at ../gst/gstpad.c:4139
#24 gst_pad_push_event (pad=0x7f2d2c001da0, event=0x7f2d2c00ab60 [None]) at ../gst/gstpad.c:5728
#25 0x00007f48256c374a in gst_audio_encoder_sink_event (pad=<optimized out>, parent=0x7f2d2c001830, event=0x7f2d2c00ab60 [None]) at ../gst-libs/gst/audio/gstaudioencoder.c:1767
#26 0x00007f48257e166d in gst_pad_send_event_unchecked (pad=pad@entry=0x7f2d2c012fe0, event=event@entry=0x7f2d2c00ab60 [None], type=<optimized out>) at ../gst/gstpad.c:5962
#27 0x00007f48257e580f in gst_pad_send_event (pad=0x7f2d2c012fe0, event=0x7f2d2c00ab60 [None]) at ../gst/gstpad.c:6132
#28 0x00007f483e93a2b3 in operator()(GstPad*, GstPadProbeInfo*, gpointer) const (__closure=0x0, pad=0x55cd4b461700, info=0x7f2d36ffc9c0, userData=0x7f4818746080) at /app/webkit/Source/WebCore/platform/mediastream/gstreamer/RealtimeOutgoingMediaSourceGStreamer.cpp:371
#29 0x00007f483e93a319 in _FUN(GstPad*, GstPadProbeInfo*, gpointer) () at /app/webkit/Source/WebCore/platform/mediastream/gstreamer/RealtimeOutgoingMediaSourceGStreamer.cpp:374
#30 0x00007f48257dd53f in probe_hook_marshal (hook=0x55cd4b64ece0, data=0x7f2d36ffc890) at ../gst/gstpad.c:3692
#31 0x00007f4828cfaa07 in g_hook_list_marshal (hook_list=0x55cd4b461798, may_recurse=1, marshaller=0x7f48257dd260 <probe_hook_marshal>, data=0x7f2d36ffc890) at ../glib/ghook.c:674
#32 0x00007f48257ddbc8 in do_probe_callbacks (pad=pad@entry=0x55cd4b461700, info=info@entry=0x7f2d36ffc9c0, defaultval=defaultval@entry=GST_FLOW_OK) at ../gst/gstpad.c:3876
#33 0x00007f48257e320c in gst_pad_push_data (pad=pad@entry=0x55cd4b461700, type=type@entry=4112, data=data@entry=0x7f2d500146b0) at ../gst/gstpad.c:4740
#34 0x00007f48257e38c4 in gst_pad_push (pad=0x55cd4b461700, buffer=buffer@entry=0x7f2d500146b0 [None]) at ../gst/gstpad.c:4881
#35 0x00007f480c24fe69 in gst_queue_push_one (queue=0x55cd4b460f70) at ../plugins/elements/gstqueue.c:1388
#36 gst_queue_loop (pad=<optimized out>) at ../plugins/elements/gstqueue.c:1541
#37 0x00007f4825810204 in gst_task_func (task=0x55cd4b4fdfa0) at ../gst/gsttask.c:384
#38 0x00007f4828d4d4f2 in g_thread_pool_thread_proxy (data=<optimized out>) at ../glib/gthreadpool.c:350
#39 0x00007f4828d4a862 in g_thread_proxy (data=0x7f2fac001f90) at ../glib/gthread.c:831
#40 0x00007f4825fb8e39 in start_thread (arg=<optimized out>) at pthread_create.c:444
#41 0x00007f48260408c4 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:100

[Philippe Normand]

*** Bug 268902 has been marked as a duplicate of this bug. ***

[Philippe Normand]

Pull request: https://github.com/WebKit/WebKit/pull/24334

[EWS]

Committed 274614@main (518c5dcd9b48): <https://commits.webkit.org/274614@main>

Reviewed commits have been landed. Closing PR #24334 and removing active labels.

[Radar WebKit Bug Importer]

<rdar://problem/122938924>