[Debug][GStreamer] Crash in fast/mediastream/get-display-media-settings.html

• Component: New Bugs
• Status: RESOLVED FIXED

[Diego Pino]

fast/mediastream/get-display-media-settings.html and other related tests are crashing due to an unsatisfied ASSERT.

STDERR: ASSERTION FAILED: !m_hashedID.isEmpty()
STDERR: /app/webkit/Source/WebCore/platform/mediastream/RealtimeMediaSource.cpp(1106) : const WTF::String& WebCore::RealtimeMediaSource::hashedId() const

Thread 1 (Thread 0x7f38e950e9c0 (LWP 90115)):
#0  0x00007f38f245c866 in WTFCrash () at /app/webkit/WebKitBuild/Debug/lib/libWPEWebKit-1.1.so.0
#1  0x00007f38ef17aa14 in std::numeric_limits<unsigned int>::max() () at /app/webkit/WebKitBuild/Debug/lib/libWPEWebKit-1.1.so.0
#2  0x00007f38f57818e6 in WebCore::RealtimeMediaSource::hashedId() const () at /app/webkit/WebKitBuild/Debug/lib/libWPEWebKit-1.1.so.0
#3  0x00007f38f6537eee in WebCore::MockDisplayCaptureSourceGStreamer::settings() () at /app/webkit/WebKitBuild/Debug/lib/libWPEWebKit-1.1.so.0
#4  0x00007f38f57645cf in WebCore::MediaStreamTrackPrivate::settings() const () at /app/webkit/WebKitBuild/Debug/lib/libWPEWebKit-1.1.so.0
#5  0x00007f38f3cbef8f in WebCore::MediaStreamTrack::getSettings() const () at /app/webkit/WebKitBuild/Debug/lib/libWPEWebKit-1.1.so.0
#6  0x00007f38f3005eea in WebCore::jsMediaStreamTrackPrototypeFunction_getSettingsBody(JSC::JSGlobalObject*, JSC::CallFrame*, WebCore::JSMediaStreamTrack*) () at /app/webkit/WebKitBuild/Debug/lib/libWPEWebKit-1.1.so.0
#7  0x00007f38f301fdfb in long WebCore::IDLOperation<WebCore::JSMediaStreamTrack>::call<&WebCore::jsMediaStreamTrackPrototypeFunction_getSettingsBody, (WebCore::CastedThisErrorBehavior)0>(JSC::JSGlobalObject&, JSC::CallFrame&, char const*) () at /app/webkit/WebKitBuild/Debug/lib/libWPEWebKit-1.1.so.0
#8  0x00007f38f3005f8a in WebCore::jsMediaStreamTrackPrototypeFunction_getSettings(JSC::JSGlobalObject*, JSC::CallFrame*) () at /app/webkit/WebKitBuild/Debug/lib/libWPEWebKit-1.1.so.0
#9  0x00007f38a80ff1d8 in  ()
#10 0x00007fff11989010 in  ()
#11 0x00007f38f259dda0 in op_call_slow_return_location () at /app/webkit/WebKitBuild/Debug/lib/libWPEWebKit-1.1.so.0
#12 0x0000000000000000 in  ()


Other tests that are failing with the same stacktrace are:

  fast/mediastream/constraint-intrinsic-size.html
  fast/mediastream/get-display-media-capabilities.html
  fast/mediastream/getDisplayMedia-frame-rate.html
  fast/mediastream/getDisplayMedia-max-constraints1.html
  fast/mediastream/getDisplayMedia-max-constraints2.html
  fast/mediastream/getDisplayMedia-max-constraints3.html
  fast/mediastream/getDisplayMedia-size.html
  http/tests/media/media-stream/get-display-media-prompt.html

[Diego Pino]

Created attachment 449143 [details]
Tests crashing with a similar stacktrace

[Philippe Normand]

Created attachment 449249 [details]
Patch

[EWS]

Committed r288091 (246105@main): <https://commits.webkit.org/246105@main>

All reviewed patches have been landed. Closing bug and clearing flags on attachment 449249 [details].

[Radar WebKit Bug Importer]

<rdar://problem/87671310>