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RESOLVED DUPLICATE of
bug 186945
187293
Layout Test media/video-background-playback.html is flaky but crashes constantly in iOS 11 sim
https://bugs.webkit.org/show_bug.cgi?id=187293
Summary
Layout Test media/video-background-playback.html is flaky but crashes constan...
Truitt Savell
Reported
2018-07-03 09:07:58 PDT
The following layout test is a flaky failure on High Sierra, Sierra, for both Debug and Release, and for WK1 and WK2. This test is constantly crashing in iOS 11 Simulator Debug WK2 media/video-background-playback.html Probable cause: Appears that this revision my have caused this:
https://trac.webkit.org/changeset/233115/webkit
Sample crash Log
https://build.webkit.org/builders/Apple%20iOS%2011%20Simulator%20Debug%20WK2%20(Tests)/builds/4971/steps/layout-test/logs/stdio
Flakiness Dashboard:
https://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#showAllRuns=true&tests=media%2Fvideo-background-playback.html
Attachments
Add attachment
proposed patch, testcase, etc.
Ryan Haddad
Comment 1
2018-07-03 11:41:54 PDT
19:09:49.272 80687 -[AVPlayerViewController exitFullScreenAnimated:completionHandler:] failed with error View needs to be loaded before you can call -[AVPlayerViewController (0x7f8ef4802a00) exitFullScreenAnimated:completionHandler:]! 19:09:49.272 80687 SHOULD NEVER BE REACHED 19:09:49.272 80687 /Volumes/Data/slave/ios-simulator-11-debug/build/Source/WebCore/platform/ios/VideoFullscreenInterfaceAVKit.mm(1054) : auto WebCore::VideoFullscreenInterfaceAVKit::cleanupFullscreen()::(anonymous class)::operator()(BOOL, NSError *) const 19:09:49.272 80687 1 0x10ea5bf89 WTFCrash 19:09:49.272 80687 2 0x12031eec6 WebCore::VideoFullscreenInterfaceAVKit::cleanupFullscreen()::$_5::operator()(bool, NSError*) const 19:09:49.272 80687 3 0x12031ee41 invocation function for block in WebCore::VideoFullscreenInterfaceAVKit::cleanupFullscreen() 19:09:49.273 80687 4 0x136a2294d -[AVPlayerViewController(AVPlayerViewController_WebKitOnly) exitFullScreenAnimated:completionHandler:] 19:09:49.273 80687 5 0x12031aaa0 -[WebAVPlayerViewController exitFullScreenAnimated:completionHandler:] 19:09:49.273 80687 6 0x12031ec7e WebCore::VideoFullscreenInterfaceAVKit::cleanupFullscreen() 19:09:49.273 80687 7 0x116386cf5 WebKit::VideoFullscreenManagerProxy::cleanupFullscreen(unsigned long long) 19:09:49.273 80687 8 0x116398e4d void IPC::callMemberFunctionImpl<WebKit::VideoFullscreenManagerProxy, void (WebKit::VideoFullscreenManagerProxy::*)(unsigned long long), std::__1::tuple<unsigned long long>, 0ul>(WebKit::VideoFullscreenManagerProxy*, void (WebKit::VideoFullscreenManagerProxy::*)(unsigned long long), std::__1::tuple<unsigned long long>&&, std::__1::integer_sequence<unsigned long, 0ul>) 19:09:49.273 80687 9 0x116398da0 void IPC::callMemberFunction<WebKit::VideoFullscreenManagerProxy, void (WebKit::VideoFullscreenManagerProxy::*)(unsigned long long), std::__1::tuple<unsigned long long>, std::__1::integer_sequence<unsigned long, 0ul> >(std::__1::tuple<unsigned long long>&&, WebKit::VideoFullscreenManagerProxy*, void (WebKit::VideoFullscreenManagerProxy::*)(unsigned long long)) 19:09:49.273 80687 10 0x1163980d0 void IPC::handleMessage<Messages::VideoFullscreenManagerProxy::CleanupFullscreen, WebKit::VideoFullscreenManagerProxy, void (WebKit::VideoFullscreenManagerProxy::*)(unsigned long long)>(IPC::Decoder&, WebKit::VideoFullscreenManagerProxy*, void (WebKit::VideoFullscreenManagerProxy::*)(unsigned long long)) 19:09:49.273 80687 11 0x1163976be WebKit::VideoFullscreenManagerProxy::didReceiveMessage(IPC::Connection&, IPC::Decoder&) 19:09:49.273 80687 12 0x115efd8c8 IPC::MessageReceiverMap::dispatchMessage(IPC::Connection&, IPC::Decoder&) 19:09:49.273 80687 13 0x115dea214 WebKit::ChildProcessProxy::dispatchMessage(IPC::Connection&, IPC::Decoder&) 19:09:49.273 80687 14 0x116973a9d WebKit::WebProcessProxy::didReceiveMessage(IPC::Connection&, IPC::Decoder&) 19:09:49.273 80687 15 0x115dfc363 IPC::Connection::dispatchMessage(IPC::Decoder&) 19:09:49.273 80687 16 0x115defd58 IPC::Connection::dispatchMessage(std::__1::unique_ptr<IPC::Decoder, std::__1::default_delete<IPC::Decoder> >) 19:09:49.273 80687 17 0x115df9b1c IPC::Connection::dispatchIncomingMessages() 19:09:49.273 80687 18 0x115e14422 IPC::Connection::enqueueIncomingMessage(std::__1::unique_ptr<IPC::Decoder, std::__1::default_delete<IPC::Decoder> >)::$_14::operator()() 19:09:49.273 80687 19 0x115e14349 WTF::Function<void ()>::CallableWrapper<IPC::Connection::enqueueIncomingMessage(std::__1::unique_ptr<IPC::Decoder, std::__1::default_delete<IPC::Decoder> >)::$_14>::call() 19:09:49.273 80687 20 0x10ea80feb WTF::Function<void ()>::operator()() const 19:09:49.274 80687 21 0x10ead3293 WTF::RunLoop::performWork() 19:09:49.274 80687 22 0x10ead3b94 WTF::RunLoop::performWork(void*) 19:09:49.274 80687 23 0x11ab57bb1 __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__ 19:09:49.274 80687 24 0x11ab3c4af __CFRunLoopDoSources0 19:09:49.274 80687 25 0x11ab3ba6f __CFRunLoopRun 19:09:49.274 80687 26 0x11ab3b30b CFRunLoopRunSpecific 19:09:49.274 80687 27 0x1132feb4a -[NSRunLoop(NSRunLoop) runMode:beforeDate:] 19:09:49.274 80687 28 0x10e105324 WTR::TestController::platformRunUntil(bool&, double) 19:09:49.274 80687 29 0x10e0d99b9 WTR::TestController::runUntil(bool&, double) 19:09:49.274 80687 30 0x10e10727a WTR::TestInvocation::invoke() 19:09:49.274 80687 31 0x10e0e35e8 WTR::TestController::runTest(char const*)
Ryan Haddad
Comment 2
2018-07-03 11:52:21 PDT
We should probably just roll out
http://trac.webkit.org/r233112
, since the asserts were re-added there.
Truitt Savell
Comment 3
2018-07-03 14:01:15 PDT
*** This bug has been marked as a duplicate of
bug 186945
***
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