[Webkit-unassigned] [Bug 195532] New: [GTK] webkit2gtk3: magazine_chain_pop_head(): WebKitWebProcess killed by SIGSEGV

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=195532

            Bug ID: 195532
           Summary: [GTK] webkit2gtk3: magazine_chain_pop_head():
                    WebKitWebProcess killed by SIGSEGV
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: PC
                OS: Linux
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: WebKitGTK
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: rfarmer84 at outlook.com
                CC: bugs-noreply at webkitgtk.org

Created attachment 364183

  --> https://bugs.webkit.org/attachment.cgi?id=364183&action=review

backtrace

This is a copy of this bug on fedora's Bugzilla:

https://bugzilla.redhat.com/show_bug.cgi?id=1687186

Description of problem:
Watching the video about GTA V on this page causes the webkit process to crash.

https://laptoping.com/gpus/product/intel-hd-620-review-graphics-of-7th-gen-core-u-series-kaby-lake-cpus/

Version-Release number of selected component:
webkit2gtk3-2.22.7-1.fc29

Additional info:
reporter:       libreport-2.10.0
backtrace_rating: 4
cmdline:        /usr/libexec/webkit2gtk-4.0/WebKitWebProcess 7 48
crash_function: magazine_chain_pop_head
executable:     /usr/libexec/webkit2gtk-4.0/WebKitWebProcess
journald_cursor: s=4bef19b253e44f9a824ad7e1702ab37d;i=3c41fb;b=033ea9e0094343ae98629c679432c48a;m=924e437c;t=583c17a75cb42;x=c4f7f5a6bf153a75
kernel:         4.20.14-200.fc29.x86_64
rootdir:        /
runlevel:       N 5
type:           CCpp
uid:            1000

Truncated backtrace:
Thread no. 1 (10 frames)
 #0 magazine_chain_pop_head at gslice.c:538
 #1 thread_memory_magazine1_alloc at gslice.c:841
 #2 g_slice_alloc at gslice.c:1015
 #3 gst_buffer_new at gstbuffer.c:798
 #4 WebCore::AppendPipeline::pushNewBuffer at /usr/src/debug/webkit2gtk3-2.22.7-1.fc29.x86_64/Source/WebCore/platform/graphics/gstreamer/mse/AppendPipeline.cpp:808
 #5 WebCore::MediaSourceClientGStreamerMSE::append at /usr/src/debug/webkit2gtk3-2.22.7-1.fc29.x86_64/Source/WebCore/platform/graphics/gstreamer/mse/MediaSourceClientGStreamerMSE.cpp:150
 #6 WebCore::SourceBufferPrivateGStreamer::append at /usr/src/debug/webkit2gtk3-2.22.7-1.fc29.x86_64/x86_64-redhat-linux-gnu/DerivedSources/ForwardingHeaders/wtf/RefCounted.h:46
 #7 WebCore::SourceBuffer::appendBufferTimerFired at /usr/src/debug/webkit2gtk3-2.22.7-1.fc29.x86_64/x86_64-redhat-linux-gnu/DerivedSources/ForwardingHeaders/wtf/DumbPtrTraits.h:41
 #9 WebCore::ThreadTimers::sharedTimerFiredInternal at /usr/src/debug/webkit2gtk3-2.22.7-1.fc29.x86_64/Source/WebCore/platform/ThreadTimers.h:101
 #11 WTF::RunLoop::TimerBase::<lambda(gpointer)>::operator() at /usr/src/debug/webkit2gtk3-2.22.7-1.fc29.x86_64/Source/WTF/wtf/glib/RunLoopGLib.cpp:170

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