Bug 275839 – [Win] ASSERTION FAILED: !m_ptr under MediaPlayerPrivateMediaFoundation::startCreateMediaSource

• Component: Platform
• Status: RESOLVED FIXED

[Fujii Hironori]

[Win] ASSERTION FAILED: !m_ptr under MediaPlayerPrivateMediaFoundation::startCreateMediaSource

Regressions: Unexpected crashes (4)
  media/track/in-band/track-in-band-kate-ogg-cues-added-once.html [ Crash ]
  media/track/in-band/track-in-band-kate-ogg-kind.html [ Crash ]
  media/track/in-band/track-in-band-kate-ogg-language.html [ Crash ]
  media/track/in-band/track-in-band-kate-ogg-track-order.html [ Crash ]


ASSERTION FAILED: !m_ptr
C:\webkit\wb\Source\WebCore\platform\win\COMPtr.h(74) : T **COMPtr<IMFSourceResolver>::operator&() [T = IMFSourceResolver]
1   00007FFB9BD6AB68 COMPtr<IMFSourceResolver>::operator&
2   00007FFB9BD5B039 WebCore::MediaPlayerPrivateMediaFoundation::startCreateMediaSource
3   00007FFB9BD5AF95 WebCore::MediaPlayerPrivateMediaFoundation::load
4   00007FFB9BD6DACA WebCore::MediaPlayerPrivateInterface::load
5   00007FFB9FC7588B WebCore::MediaPlayer::loadWithNextMediaEngine
6   00007FFB9FC75426 WebCore::MediaPlayer::load
7   00007FFB9EEBCBA3 WebCore::HTMLMediaElement::setNetworkState::<lambda_15>::operator()<std::experimental::fundamentals_v3::expected<WebCore::ContentType,WebCore::PlatformMediaError> >
8   00007FFB9EEBC9ED std::invoke<`lambda at C:\webkit\wb\Source\WebCore\html\HTMLMediaElement.cpp:2836:64',std::experimental::fundamentals_v3::expected<WebCore::ContentType,WebCore::PlatformMediaError> >
9   00007FFB9EEBC9BD WTF::NativePromise<WebCore::ContentType,WebCore::PlatformMediaError,0>::invokeWithVoidOrWithArg<`lambda at C:\webkit\wb\Source\WebCore\html\HTMLMediaElement.cpp:2836:64',std::experimental::fundamentals_v3::expected<WebCore::ContentType,WebCore::PlatformMediaError> >
10  00007FFB9EEBC98F WTF::NativePromise<WebCore::ContentType,WebCore::PlatformMediaError,0>::whenSettled<`lambda at C:\webkit\wb\Source\WebCore\html\HTMLMediaElement.cpp:2836:64'>::<lambda_1>::operator()
11  00007FFB9EEBC911 WTF::Detail::CallableWrapper<`lambda at C:\webkit\wb\WebKitBuild\Debug\WTF\Headers\wtf\NativePromise.h:1024:23',void,std::experimental::fundamentals_v3::expected<WebCore::ContentType,WebCore::PlatformMediaError> &&>::call
12  00007FFB9EEE108A WTF::Function<void (std::experimental::fundamentals_v3::expected<WebCore::ContentType,WebCore::PlatformMediaError> &&)>::operator()
13  00007FFB9EEE092D WTF::NativePromise<WebCore::ContentType,WebCore::PlatformMediaError,0>::ThenCallback<0,void>::processResult
14  00007FFB9EEF5CE8 WTF::NativePromise<WebCore::ContentType,WebCore::PlatformMediaError,0>::ThenCallbackBase::dispatch::<lambda_1>::operator()
15  00007FFB9EEF57B7 WTF::Detail::CallableWrapper<`lambda at C:\webkit\wb\WebKitBuild\Debug\WTF\Headers\wtf\NativePromise.h:752:37',void>::call
16  00007FFBF765A93E WTF::Function<void ()>::operator()
17  00007FFBF76E319A WTF::RunLoop::performWork
18  00007FFBF77D8370 WTF::RunLoop::wndProc
19  00007FFBF77D82A7 WTF::RunLoop::RunLoopWndProc
20  00007FFC803889A1 DispatchMessageW
21  00007FFC80388461 DispatchMessageW
22  00007FFBF77D854D WTF::RunLoop::run
23  00007FFBA394A453 WebKit::AuxiliaryProcessMainBase<WebKit::WebProcess,1>::run
24  00007FFBA394A307 WebKit::AuxiliaryProcessMain<WebKit::WebProcessMainWin>
25  00007FFBA394A1DE WebKit::WebProcessMain
26  00007FF64510124C main
27  00007FF6451018C0 __scrt_common_main_seh
28  00007FFC801D257D BaseThreadInitThunk
29  00007FFC81CEAF28 RtlUserThreadStart
ERROR: 000002587182C170 - [PID=14004] WebProcessProxy::didClose (web process crash)
C:\webkit\wb\Source\WebKit\UIProcess/WebProcessProxy.cpp(1186) : virtual void WebKit::WebProcessProxy::didClose(IPC::Connection &)
ERROR: 000002587182C170 - [PID=14004] WebProcessProxy::processDidTerminateOrFailedToLaunch: reason=Crash
C:\webkit\wb\Source\WebKit\UIProcess/WebProcessProxy.cpp(1194) : void WebKit::WebProcessProxy::processDidTerminateOrFailedToLaunch(ProcessTerminationReason)
ERROR: 000002586C583E90 - [pageProxyID=8, webPageID=9, PID=14004] WebPageProxy::processDidTerminate: (pid 14004), reason=Crash
C:\webkit\wb\Source\WebKit\UIProcess/WebPageProxy.cpp(9786) : void WebKit::WebPageProxy::resetStateAfterProcessTermination(ProcessTerminationReason)
ERROR: 000002586C583E90 - [pageProxyID=8, webPageID=9, PID=14004] WebPageProxy::dispatchProcessDidTerminate: reason=Crash
C:\webkit\wb\Source\WebKit\UIProcess/WebPageProxy.cpp(9844) : void WebKit::WebPageProxy::dispatchProcessDidTerminate(ProcessTerminationReason)
WebProcess terminated (pid 14004) for reason: crash

[Fujii Hironori]

After https://commits.webkit.org/276258@main started content type sniffing,
MediaPlayerPrivateMediaFoundation::load can be called twice.

[Fujii Hironori]

Pull request: https://github.com/WebKit/WebKit/pull/30138

[EWS]

Committed 280323@main (38a3872d6bcb): <https://commits.webkit.org/280323@main>

Reviewed commits have been landed. Closing PR #30138 and removing active labels.

[Radar WebKit Bug Importer]

<rdar://problem/130482344>