Bug 175876 - [GTK] Intermittent crash in mediasource-endofstream-invaliderror.html
Summary: [GTK] Intermittent crash in mediasource-endofstream-invaliderror.html
Status: NEW
Alias: None
Product: WebKit
Classification: Unclassified
Component: WebKitGTK (show other bugs)
Version: WebKit Nightly Build
Hardware: Unspecified Unspecified
: P2 Normal
Assignee: Nobody
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2017-08-23 00:51 PDT by Ms2ger (he/him; ⌚ UTC+1/+2)
Modified: 2020-04-14 04:56 PDT (History)
2 users (show)

See Also:


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Description Ms2ger (he/him; ⌚ UTC+1/+2) 2017-08-23 00:51:20 PDT
imported/w3c/web-platform-tests/media-source/mediasource-endofstream-invaliderror.html

#0  __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:51
#1  0x00002b63e62503fa in __GI_abort () at abort.c:89
#2  0x00002b63e1a6e595 in g_assertion_message () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/glib-2.52.1/glib/gtestutils.c:2433
#3  0x00002b63e1a6e61a in g_assertion_message_expr () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/glib-2.52.1/glib/gtestutils.c:2456
#4  0x00002b63e0c5f504 in gst_gl_buffer_pool_set_config () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gst-plugins-bad-1.10.5/gst-libs/gst/gl/gstglbufferpool.c:123
#5  0x00002b63e09fb2a8 in gst_buffer_pool_set_config () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/gst/gstbufferpool.c:686
#6  0x00002b63e0c6d400 in _gl_memory_upload_propose_allocation () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gst-plugins-bad-1.10.5/gst-libs/gst/gl/gstglupload.c:384
#7  0x00002b63e0c6dedc in gst_gl_upload_propose_allocation () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gst-plugins-bad-1.10.5/gst-libs/gst/gl/gstglupload.c:1353
#8  0x00002b64730b21b2 in _gst_gl_upload_element_propose_allocation () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gst-plugins-bad-1.10.5/ext/gl/gstgluploadelement.c:181
#9  0x00002b63e098f811 in gst_base_transform_default_query () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/libs/gst/base/gstbasetransform.c:1538
#10 0x00002b63e0c6316e in gst_gl_base_filter_query () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gst-plugins-bad-1.10.5/gst-libs/gst/gl/gstglbasefilter.c:287
#11 0x00002b63e0a32bf8 in gst_pad_query () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/gst/gstpad.c:3947
#12 0x00002b63e0a331d1 in gst_pad_peer_query () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/gst/gstpad.c:4079
#13 0x00002b63e0a33946 in query_forward_func () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/gst/gstpad.c:3315
#14 0x00002b63e0a317ee in gst_pad_forward () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/gst/gstpad.c:2944
#15 0x00002b63e0a31a43 in gst_pad_query_default () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/gst/gstpad.c:3382
#16 0x00002b63e0a32bf8 in gst_pad_query () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/gst/gstpad.c:3947
#17 0x00002b63e0a331d1 in gst_pad_peer_query () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/gst/gstpad.c:4079
#18 0x00002b63e0a33946 in query_forward_func () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/gst/gstpad.c:3315
#19 0x00002b63e0a317ee in gst_pad_forward () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/gst/gstpad.c:2944
#20 0x00002b63e0a31a43 in gst_pad_query_default () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/gst/gstpad.c:3382
#21 0x00002b63e0a32bf8 in gst_pad_query () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/gst/gstpad.c:3947
#22 0x00002b63e0a331d1 in gst_pad_peer_query () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/gst/gstpad.c:4079
#23 0x00002b63e0a33946 in query_forward_func () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/gst/gstpad.c:3315
#24 0x00002b63e0a317ee in gst_pad_forward () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/gst/gstpad.c:2944
#25 0x00002b63e0a31a43 in gst_pad_query_default () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/gst/gstpad.c:3382
#26 0x00002b63e0a32bf8 in gst_pad_query () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/gst/gstpad.c:3947
#27 0x00002b63e0a331d1 in gst_pad_peer_query () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/gst/gstpad.c:4079
#28 0x00002b63e098c7d2 in gst_base_transform_default_propose_allocation () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/libs/gst/base/gstbasetransform.c:1438
#29 0x00002b63e0bf84b7 in gst_video_filter_propose_allocation () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gst-plugins-base-1.10.5/gst-libs/gst/video/gstvideofilter.c:64
#30 0x00002b63e098f811 in gst_base_transform_default_query () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/libs/gst/base/gstbasetransform.c:1538
#31 0x00002b63e0a32bf8 in gst_pad_query () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/gst/gstpad.c:3947
#32 0x00002b63e0a331d1 in gst_pad_peer_query () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/gst/gstpad.c:4079
#33 0x00002b63e098c7d2 in gst_base_transform_default_propose_allocation () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/libs/gst/base/gstbasetransform.c:1438
#34 0x00002b63e0bf84b7 in gst_video_filter_propose_allocation () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gst-plugins-base-1.10.5/gst-libs/gst/video/gstvideofilter.c:64
#35 0x00002b63e098f811 in gst_base_transform_default_query () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/libs/gst/base/gstbasetransform.c:1538
#36 0x00002b63e0a32bf8 in gst_pad_query () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/gst/gstpad.c:3947
#37 0x00002b63e0a331d1 in gst_pad_peer_query () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/gst/gstpad.c:4079
#38 0x00002b63e098c7d2 in gst_base_transform_default_propose_allocation () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/libs/gst/base/gstbasetransform.c:1438
#39 0x00002b63e0bf84b7 in gst_video_filter_propose_allocation () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gst-plugins-base-1.10.5/gst-libs/gst/video/gstvideofilter.c:64
#40 0x00002b63e098f811 in gst_base_transform_default_query () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/libs/gst/base/gstbasetransform.c:1538
#41 0x00002b63e0a32bf8 in gst_pad_query () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/gst/gstpad.c:3947
#42 0x00002b63e0a331d1 in gst_pad_peer_query () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/gst/gstpad.c:4079
#43 0x00002b63e098c7d2 in gst_base_transform_default_propose_allocation () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/libs/gst/base/gstbasetransform.c:1438
#44 0x00002b63e0bf84b7 in gst_video_filter_propose_allocation () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gst-plugins-base-1.10.5/gst-libs/gst/video/gstvideofilter.c:64
#45 0x00002b63e098f811 in gst_base_transform_default_query () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/libs/gst/base/gstbasetransform.c:1538
#46 0x00002b63e0a32bf8 in gst_pad_query () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/gst/gstpad.c:3947
#47 0x00002b63e0a331d1 in gst_pad_peer_query () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/gst/gstpad.c:4079
#48 0x00002b63e0a33946 in query_forward_func () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/gst/gstpad.c:3315
#49 0x00002b63e0a317ee in gst_pad_forward () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/gst/gstpad.c:2944
#50 0x00002b63e0a31a43 in gst_pad_query_default () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/gst/gstpad.c:3382
#51 0x00002b6472ffda9e in gst_play_sink_convert_bin_query () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gst-plugins-base-1.10.5/gst/playback/gstplaysinkconvertbin.c:525
#52 0x00002b63e0a32bf8 in gst_pad_query () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/gst/gstpad.c:3947
#53 0x00002b63e0a331d1 in gst_pad_peer_query () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/gst/gstpad.c:4079
#54 0x00002b6473054f2c in gst_queue_push_one () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/plugins/elements/gstqueue.c:1445
#55 gst_queue_loop () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/plugins/elements/gstqueue.c:1508
#56 0x00002b63e0a5f981 in gst_task_func () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/gst/gsttask.c:334
#57 0x00002b63e1a6fcee in g_thread_pool_thread_proxy () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/glib-2.52.1/glib/gthreadpool.c:307
#58 0x00002b63e1a6f315 in g_thread_proxy () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/glib-2.52.1/glib/gthread.c:784
#59 0x00002b63e5128494 in start_thread (arg=0x2b65d0e06700) at pthread_create.c:333
#60 0x00002b63e630493f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97

STDERR: 
STDERR: warning: core file may not match specified executable file.
STDERR: 51	../sysdeps/unix/sysv/linux/raise.c: No such file or directory.
STDERR: 
STDERR: (WebKitWebProcess:28047): GStreamer-CRITICAL **: gst_object_ref: assertion 'object != NULL' failed
STDERR: gst_gl_memory_allocator_get_default: assertion 'GST_IS_GL_CONTEXT (context)' failed
STDERR: **
STDERR: ERROR:/home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gst-plugins-bad-1.10.5/gst-libs/gst/gl/gstglbufferpool.c:123:gst_gl_buffer_pool_set_config: assertion failed: (priv->allocator)
Comment 1 Diego Pino 2020-04-14 04:56:29 PDT
This test is still flaky crashing regularly, although the stacktrace I got from several recent crashes is different.

r259870

See: https://build.webkit.org/results/GTK%20Linux%2064-bit%20Release%20(Tests)/r259870%20(13280)/imported/w3c/web-platform-tests/media-source/mediasource-endofstream-invaliderror-crash-log.txt

Thread 1 (Thread 0x7f2f117fa700 (LWP 101355)):
#0  0x00007f45f262c243 in gst_gl_upload_transform_caps () at ../../Source/gst-plugins-base-1.16.1/gst-libs/gst/gl/gstglupload.c:1810
#1  gst_gl_upload_transform_caps () at ../../Source/gst-plugins-base-1.16.1/gst-libs/gst/gl/gstglupload.c:1783
#2  0x00007f45f2984751 in gst_base_transform_transform_caps () at ../../Source/gstreamer-1.16.1/libs/gst/base/gstbasetransform.c:474
#3  0x00007f45f298828c in gst_base_transform_query_caps () at ../../Source/gstreamer-1.16.1/libs/gst/base/gstbasetransform.c:695
#4  gst_base_transform_default_query () at ../../Source/gstreamer-1.16.1/libs/gst/base/gstbasetransform.c:1550
#5  0x00007f45f2887c40 in gst_pad_query () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:4072
#6  0x00007f45f288839b in gst_pad_peer_query () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:4204
#7  0x00007f45f28be8b8 in query_caps_func () at ../../Source/gstreamer-1.16.1/gst/gstutils.c:2765
#8  0x00007f45f288680e in gst_pad_forward () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:3008
#9  0x00007f45f28c137a in gst_pad_proxy_query_caps () at ../../Source/gstreamer-1.16.1/gst/gstutils.c:2815
#10 0x00007f45f28869f4 in gst_pad_query_caps_default () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:3187
#11 gst_pad_query_default () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:3415
#12 0x00007f45f2887c40 in gst_pad_query () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:4072
#13 0x00007f45f288839b in gst_pad_peer_query () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:4204
#14 0x00007f45f28be8b8 in query_caps_func () at ../../Source/gstreamer-1.16.1/gst/gstutils.c:2765
#15 0x00007f45f288680e in gst_pad_forward () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:3008
#16 0x00007f45f28c137a in gst_pad_proxy_query_caps () at ../../Source/gstreamer-1.16.1/gst/gstutils.c:2815
#17 0x00007f45f28869f4 in gst_pad_query_caps_default () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:3187
#18 gst_pad_query_default () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:3415
#19 0x00007f45f2887c40 in gst_pad_query () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:4072
#20 0x00007f45f288839b in gst_pad_peer_query () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:4204
#21 0x00007f45f28be8b8 in query_caps_func () at ../../Source/gstreamer-1.16.1/gst/gstutils.c:2765
#22 0x00007f45f288680e in gst_pad_forward () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:3008
#23 0x00007f45f28c137a in gst_pad_proxy_query_caps () at ../../Source/gstreamer-1.16.1/gst/gstutils.c:2815
#24 0x00007f45f28869f4 in gst_pad_query_caps_default () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:3187
#25 gst_pad_query_default () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:3415
#26 0x00007f45f2887c40 in gst_pad_query () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:4072
#27 0x00007f45f288839b in gst_pad_peer_query () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:4204
#28 0x00007f45f28c4114 in gst_pad_peer_query_caps () at ../../Source/gstreamer-1.16.1/gst/gstutils.c:3107
#29 0x00007f45f29880ae in gst_base_transform_query_caps () at ../../Source/gstreamer-1.16.1/libs/gst/base/gstbasetransform.c:678
#30 gst_base_transform_default_query () at ../../Source/gstreamer-1.16.1/libs/gst/base/gstbasetransform.c:1550
#31 0x00007f45f2887c40 in gst_pad_query () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:4072
#32 0x00007f45f288839b in gst_pad_peer_query () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:4204
#33 0x00007f45f28c4114 in gst_pad_peer_query_caps () at ../../Source/gstreamer-1.16.1/gst/gstutils.c:3107
#34 0x00007f45f29880ae in gst_base_transform_query_caps () at ../../Source/gstreamer-1.16.1/libs/gst/base/gstbasetransform.c:678
#35 gst_base_transform_default_query () at ../../Source/gstreamer-1.16.1/libs/gst/base/gstbasetransform.c:1550
#36 0x00007f45f2887c40 in gst_pad_query () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:4072
#37 0x00007f45f28c1b34 in gst_pad_query_caps () at ../../Source/gstreamer-1.16.1/gst/gstutils.c:3061
#38 0x00007f45f298668f in gst_base_transform_find_transform () at ../../Source/gstreamer-1.16.1/libs/gst/base/gstbasetransform.c:1123
#39 gst_base_transform_setcaps () at ../../Source/gstreamer-1.16.1/libs/gst/base/gstbasetransform.c:1309
#40 0x00007f45f298883d in gst_base_transform_sink_eventfunc () at ../../Source/gstreamer-1.16.1/libs/gst/base/gstbasetransform.c:1898
#41 0x00007f45f28807c7 in gst_pad_send_event_unchecked () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:5766
#42 0x00007f45f2880ce4 in gst_pad_push_event_unchecked () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:5411
#43 0x00007f45f2881154 in push_sticky () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:3927
#44 0x00007f45f287eb48 in events_foreach () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:608
#45 0x00007f45f2889e21 in check_sticky () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:3986
#46 gst_pad_push_event () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:5542
#47 0x00007f45f298744b in gst_pad_set_caps () at ../../Source/gstreamer-1.16.1/gst/gstcompat.h:59
#48 gst_base_transform_setcaps () at ../../Source/gstreamer-1.16.1/libs/gst/base/gstbasetransform.c:1337
#49 0x00007f45f298883d in gst_base_transform_sink_eventfunc () at ../../Source/gstreamer-1.16.1/libs/gst/base/gstbasetransform.c:1898
#50 0x00007f45f28807c7 in gst_pad_send_event_unchecked () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:5766
#51 0x00007f45f2880ce4 in gst_pad_push_event_unchecked () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:5411
#52 0x00007f45f2881154 in push_sticky () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:3927
#53 0x00007f45f287eb48 in events_foreach () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:608
#54 0x00007f45f2889e21 in check_sticky () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:3986
#55 gst_pad_push_event () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:5542
#56 0x00007f45f288a3b4 in event_forward_func () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:3054
#57 0x00007f45f288680e in gst_pad_forward () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:3008
#58 0x00007f45f288691d in gst_pad_event_default () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:3105
#59 0x00007f45a0272416 in gst_play_sink_convert_bin_sink_event () at ../../Source/gst-plugins-base-1.16.1/gst/playback/gstplaysinkconvertbin.c:260
#60 0x00007f45f28807c7 in gst_pad_send_event_unchecked () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:5766
#61 0x00007f45f2880ce4 in gst_pad_push_event_unchecked () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:5411
#62 0x00007f45f2881154 in push_sticky () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:3927
#63 0x00007f45f287eb48 in events_foreach () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:608
#64 0x00007f45f2889e21 in check_sticky () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:3986
#65 gst_pad_push_event () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:5542
#66 0x00007f45a00da11b in gst_queue_push_one () at ../../Source/gstreamer-1.16.1/plugins/elements/gstqueue.c:1455
#67 gst_queue_loop () at ../../Source/gstreamer-1.16.1/plugins/elements/gstqueue.c:1537
#68 0x00007f45f28b5dd1 in gst_task_func () at ../../Source/gstreamer-1.16.1/gst/gsttask.c:328
#69 0x00007f45f076f6a3 in g_thread_pool_thread_proxy () at ../../Source/glib-2.58.1/glib/gthreadpool.c:307
#70 0x00007f45f076ed45 in g_thread_proxy () at ../../Source/glib-2.58.1/glib/gthread.c:784
#71 0x00007f45f3a82fa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#72 0x00007f45f02cf4cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95


Other crashes:

r259835: https://build.webkit.org/results/GTK%20Linux%2064-bit%20Release%20(Tests)/r259835%20(13270)/imported/w3c/web-platform-tests/media-source/mediasource-endofstream-invaliderror-crash-log.txt

r259368: https://build.webkit.org/results/GTK%20Linux%2064-bit%20Release%20(Tests)/r259368%20(13178)/imported/w3c/web-platform-tests/media-source/mediasource-endofstream-invaliderror-crash-log.txt