Bug 279232 – REGRESSION(283049@main): [ macOS EWS ]: imported/w3c/web-platform-tests/media-source/mediasource-addsourcebuffer-mode.html is a flaky crash

• Status: RESOLVED
• Resolution: FIXED
• Component: New Bugs

[Marta Darbinyan]

The following test is flaky crash in macOS-Sonoma-Debug-WK2-Tests-EWS and on main. The crash started occurring within the range of 283049@main. 

History: https://results.webkit.org/?suite=layout-tests&test=imported%2Fw3c%2Fweb-platform-tests%2Fmedia-source%2Fmediasource-addsourcebuffer-mode.html&flavor=wk2&style=debug&version_name=Sonoma

Crash logs:
stderr:
1   0x35deda15c WebCore::SourceBufferPrivateAVFObjC::enqueueSample(WTF::Ref<WebCore::MediaSampleAVFObjC, WTF::RawPtrTraits<WebCore::MediaSampleAVFObjC>, WTF::DefaultRefDerefTraits<WebCore::MediaSampleAVFObjC>>&&, unsigned long long)
2   0x35deda800 WebCore::SourceBufferPrivateAVFObjC::enqueueSample(WTF::Ref<WebCore::MediaSample, WTF::RawPtrTraits<WebCore::MediaSample>, WTF::DefaultRefDerefTraits<WebCore::MediaSample>>&&, unsigned long long)
3   0x36349ae28 WebCore::SourceBufferPrivate::provideMediaData(WebCore::TrackBuffer&, unsigned long long)
4   0x363499dc4 WebCore::SourceBufferPrivate::reenqueueMediaForTime(WebCore::TrackBuffer&, unsigned long long, WTF::MediaTime const&, WebCore::SourceBufferPrivate::NeedsFlush)
5   0x36349b0a0 WebCore::SourceBufferPrivate::reenqueueMediaIfNeeded(WTF::MediaTime const&)
6   0x146ccb754 WebKit::RemoteSourceBufferProxy::reenqueueMediaIfNeeded(WTF::MediaTime const&)
7   0x14647bfac auto void IPC::callMemberFunction<WebKit::RemoteSourceBufferProxy, WebKit::RemoteSourceBufferProxy, void (WTF::MediaTime const&), std::__1::tuple<WTF::MediaTime>>(WebKit::RemoteSourceBufferProxy*, void (WebKit::RemoteSourceBufferProxy::*)(WTF::MediaTime const&), std::__1::tuple<WTF::MediaTime>&&)::'lambda'(auto&&...)::operator()<WTF::MediaTime>(auto&&...) const
8   0x14647bf24 decltype(std::declval<WebKit::RemoteSourceBufferProxy>()(std::declval<WTF::MediaTime>())) std::__1::__invoke[abi:sn170006]<void IPC::callMemberFunction<WebKit::RemoteSourceBufferProxy, WebKit::RemoteSourceBufferProxy, void (WTF::MediaTime const&), std::__1::tuple<WTF::MediaTime>>(WebKit::RemoteSourceBufferProxy*, void (WebKit::RemoteSourceBufferProxy::*)(WTF::MediaTime const&), std::__1::tuple<WTF::MediaTime>&&)::'lambda'(auto&&...), WTF::MediaTime>(WebKit::RemoteSourceBufferProxy&&, WTF::MediaTime&&)
9   0x14647bef8 decltype(auto) std::__1::__apply_tuple_impl[abi:sn170006]<void IPC::callMemberFunction<WebKit::RemoteSourceBufferProxy, WebKit::RemoteSourceBufferProxy, void (WTF::MediaTime const&), std::__1::tuple<WTF::MediaTime>>(WebKit::RemoteSourceBufferProxy*, void (WebKit::RemoteSourceBufferProxy::*)(WTF::MediaTime const&), std::__1::tuple<WTF::MediaTime>&&)::'lambda'(auto&&...), std::__1::tuple<WTF::MediaTime>, 0ul>(WebKit::RemoteSourceBufferProxy&&, WebKit::RemoteSourceBufferProxy&&, std::__1::__tuple_indices<0ul>)
10  0x14647bebc decltype(auto) std::__1::apply[abi:sn170006]<void IPC::callMemberFunction<WebKit::RemoteSourceBufferProxy, WebKit::RemoteSourceBufferProxy, void (WTF::MediaTime const&), std::__1::tuple<WTF::MediaTime>>(WebKit::RemoteSourceBufferProxy*, void (WebKit::RemoteSourceBufferProxy::*)(WTF::MediaTime const&), std::__1::tuple<WTF::MediaTime>&&)::'lambda'(auto&&...), std::__1::tuple<WTF::MediaTime>>(WebKit::RemoteSourceBufferProxy&&, WebKit::RemoteSourceBufferProxy&&)
11  0x14647be90 void IPC::callMemberFunction<WebKit::RemoteSourceBufferProxy, WebKit::RemoteSourceBufferProxy, void (WTF::MediaTime const&), std::__1::tuple<WTF::MediaTime>>(WebKit::RemoteSourceBufferProxy*, void (WebKit::RemoteSourceBufferProxy::*)(WTF::MediaTime const&), std::__1::tuple<WTF::MediaTime>&&)
12  0x146473020 void IPC::handleMessage<Messages::RemoteSourceBufferProxy::ReenqueueMediaIfNeeded, WebKit::RemoteSourceBufferProxy, WebKit::RemoteSourceBufferProxy, void (WTF::MediaTime const&)>(IPC::Connection&, IPC::Decoder&, WebKit::RemoteSourceBufferProxy*, void (WebKit::RemoteSourceBufferProxy::*)(WTF::MediaTime const&))
13  0x146471bc8 WebKit::RemoteSourceBufferProxy::didReceiveMessage(IPC::Connection&, IPC::Decoder&)
14  0x14953d678 IPC::MessageReceiverMap::dispatchMessage(IPC::Connection&, IPC::Decoder&)
15  0x146a92910 WebKit::GPUConnectionToWebProcess::dispatchMessage(IPC::Connection&, IPC::Decoder&)
16  0x14693f104 WebKit::GPUConnectionToWebProcess::didReceiveMessage(IPC::Connection&, IPC::Decoder&)
17  0x14950a7a0 IPC::Connection::dispatchMessage(IPC::Decoder&)
18  0x14950abf8 IPC::Connection::dispatchMessage(WTF::UniqueRef<IPC::Decoder>)
19  0x14950af40 IPC::Connection::dispatchOneIncomingMessage()
20  0x14952cf54 IPC::Connection::enqueueIncomingMessage(WTF::UniqueRef<IPC::Decoder>)::$_17::operator()() const
21  0x14952ceb0 WTF::Detail::CallableWrapper<IPC::Connection::enqueueIncomingMessage(WTF::UniqueRef<IPC::Decoder>)::$_17, void>::call()
22  0x128d2feb4 WTF::Function<void ()>::operator()() const
23  0x128de1944 WTF::RunLoop::performWork()
24  0x128de6328 WTF::RunLoop::performWork(void*)
25  0x18b5114d8 __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__
26  0x18b51146c __CFRunLoopDoSource0
27  0x18b5111dc __CFRunLoopDoSources0
28  0x18b50fdc8 __CFRunLoopRun
29  0x18b50f434 CFRunLoopRunSpecific
30  0x18c643868 -[NSRunLoop(NSRunLoop) runMode:beforeDate:]
31  0x18c6bd4a4 -[NSRunLoop(NSRunLoop) run]
com.apple.WebKit.GPU.Development terminated (pid 76400) for reason: crash
LEAK: 1 WebPageProxy

[Radar WebKit Bug Importer]

<rdar://problem/135376752>

[EWS]

Test gardening commit 283240@main (6d19c69d143f): <https://commits.webkit.org/283240@main>

Reviewed commits have been landed. Closing PR #33217 and removing active labels.

[Jean-Yves Avenard [:jya]]

Pull request: https://github.com/WebKit/WebKit/pull/33227

[EWS]

Committed 283266@main (c482824aa7fd): <https://commits.webkit.org/283266@main>

Reviewed commits have been landed. Closing PR #33227 and removing active labels.