[Webkit-unassigned] [Bug 210360] New: [GTK] webrtc/video-update-often.html is flaky crashing

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=210360

            Bug ID: 210360
           Summary: [GTK] webrtc/video-update-often.html is flaky crashing
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: WebKitGTK
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: lmoura at igalia.com
                CC: bugs-noreply at webkitgtk.org

Flaky crashing deep inside GST since the earliest trace available (r256663). (Only in GTK X11 release bot)

STDERR: 
STDERR: warning: core file may not match specified executable file.
STDERR: g_object_ref: assertion 'object->ref_count > 0' failed

Tip of the trace:

Thread 1 (Thread 0x7fb8da7fb700 (LWP 14180)):
#0  _g_log_abort () at ../../Source/glib-2.58.1/glib/gmessages.c:557
#1  0x00007fba1189b559 in g_logv () at ../../Source/glib-2.58.1/glib/gmessages.c:1371
#2  0x00007fba1189b712 in g_log () at ../../Source/glib-2.58.1/glib/gmessages.c:1413
#3  0x00007fba1197b92a in g_object_ref () at ../../Source/glib-2.58.1/gobject/gobject.c:3213
#4  g_object_ref () at ../../Source/glib-2.58.1/gobject/gobject.c:3207
#5  0x00007fba1197b9c8 in g_value_object_collect_value () at ../../Source/glib-2.58.1/gobject/gobject.c:3840
#6  0x00007fba139f64c8 in gst_structure_set_valist_internal () at ../../Source/gstreamer-1.16.1/gst/gststructure.c:631
#7  0x00007fba139f7749 in gst_structure_set () at ../../Source/gstreamer-1.16.1/gst/gststructure.c:663
#8  0x00007fba1377a7dd in gst_gl_handle_context_query () at ../../Source/gst-plugins-base-1.16.1/gst-libs/gst/gl/gstglutils.c:550
#9  0x00007fba13758db1 in gst_gl_base_filter_query () at ../../Source/gst-plugins-base-1.16.1/gst-libs/gst/gl/gstglbasefilter.c:224
#10 0x00007fba139d4c40 in gst_pad_query () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:4072
#11 0x00007fba139d539b in gst_pad_peer_query () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:4204
#12 0x00007fba13779952 in pad_query () at ../../Source/gst-plugins-base-1.16.1/gst-libs/gst/gl/gstglutils.c:108
#13 0x00007fba139c2d4c in gst_iterator_fold () at ../../Source/gstreamer-1.16.1/gst/gstiterator.c:617
#14 0x00007fba13779ab6 in gst_gl_run_query () at ../../Source/gst-plugins-base-1.16.1/gst-libs/gst/gl/gstglutils.c:136
#15 0x00007fba1377a985 in gst_gl_query_local_gl_context () at ../../Source/gst-plugins-base-1.16.1/gst-libs/gst/gl/gstglutils.c:591
#16 0x00007fba13758d46 in _find_local_gl_context () at ../../Source/gst-plugins-base-1.16.1/gst-libs/gst/gl/gstglbasefilter.c:197
#17 0x00007fba13759025 in gst_gl_base_filter_find_gl_context () at ../../Source/gst-plugins-base-1.16.1/gst-libs/gst/gl/gstglbasefilter.c:432
#18 0x00007fb99bd118c3 in gst_gl_color_convert_element_transform_caps () at ../../Source/gst-plugins-base-1.16.1/ext/gl/gstglcolorconvertelement.c:145
#19 0x00007fba13ad1751 in gst_base_transform_transform_caps () at ../../Source/gstreamer-1.16.1/libs/gst/base/gstbasetransform.c:474
#20 0x00007fba13ad528c in gst_base_transform_query_caps () at ../../Source/gstreamer-1.16.1/libs/gst/base/gstbasetransform.c:695
#21 gst_base_transform_default_query () at ../../Source/gstreamer-1.16.1/libs/gst/base/gstbasetransform.c:1550
#22 0x00007fba139d4c40 in gst_pad_query () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:4072
#23 0x00007fba139d539b in gst_pad_peer_query () at ../../Source/gstreamer-1.16.1/gst/gstpad.c:4204

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