Details
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Bug
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Resolution: Fixed
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P1: Critical
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6.7.2
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None
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both Mac Intel and M1/M2
different macOS versions
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macOS
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aadb05820 (dev), d7329f874 (6.8), 7756d875d (6.7)
Description
Here is sporadic crash on QRhiMetal::enqueueSubresUpload().
I don't reproduce this locally, I just discovered it while investigating our users' crash reports on the AppCenter.
Date/Time: 2024-08-24T11:08:26.999Z Launch Time: 2024-08-24T08:38:02Z OS Version: Mac OS X 14.6.1 (23G93) Report Version: 104 Exception Type: SIGSEGV Exception Codes: SEGV_MAPERR at 0xc8 Crashed Thread: 42 Thread 42 Crashed: 0 AGXMetal13_3 0x00000001e7477b20 0x1e7265000 + 2173728 1 AGXMetal13_3 0x00000001e747b494 0x1e7265000 + 2188436 2 QtGui 0x000000010b0459a4 QRhiMetal::enqueueSubresUpload(QMetalTexture*, void*, void*, int, int, QRhiTextureSubresourceUploadDescription const&, long long*) (qrhimetal.mm:2679) 3 QtGui 0x000000010b0468c4 QRhiMetal::enqueueResourceUpdates(QRhiCommandBuffer*, QRhiResourceUpdateBatch*) (qrhimetal.mm:2781) 4 QtQuick 0x000000010a05d0c0 QSGBatchRenderer::Renderer::prepareRenderPass(QSGBatchRenderer::Renderer::RenderPassContext*) (qsgbatchrenderer.cpp:3834) 5 QtQuick 0x000000010a05c75c QSGBatchRenderer::Renderer::render() (qsgbatchrenderer.cpp:3575) 6 QtQuick 0x000000010a072970 QSGRenderer::renderScene() (qsgrenderer.cpp:143) 7 QtQuick 0x000000010a022874 QQuickWindowPrivate::renderSceneGraph() (qquickwindow.cpp:683) 8 QtQuick 0x000000010a1bf74c QSGRenderThread::syncAndRender() (qsgthreadedrenderloop.cpp:761) 9 QtQuick 0x000000010a1c07e4 QSGRenderThread::run() (qsgthreadedrenderloop.cpp:974) 10 QtCore 0x000000010bb03b10 QThreadPrivate::start(void*) (qthread_unix.cpp:326) 11 libsystem_pthread.dylib 0x0000000190051f94 _pthread_start + 132 12 libsystem_pthread.dylib 0x000000019004cd34 thread_start + 4
From what I see, it usually happens at the moment when QML MediaPlayer is destroying on the main thread.
Thread 0: 0 CoreFoundation 0x0000000190263b6c _CFXNotificationHandlerRelease + 60 1 CoreFoundation 0x0000000190266f70 _CFXNotificationRegistrarRecycleObserverRegistration + 412 2 CoreFoundation 0x00000001902651f8 _CFXNotificationRegistrarRemoveObservers + 132 3 CoreFoundation 0x00000001902650c0 _CFXNotificationRegistrarRemoveObjects + 160 4 CoreFoundation 0x0000000190264f10 _CFXNotificationRegistrarRemoveNames + 220 5 CoreFoundation 0x0000000190264d4c CFXNotificationRegistrarRemove + 292 6 CoreFoundation 0x000000019013255c _CFXNotificationRemoveObservers + 136 7 CoreMedia 0x000000019a6028ec FigNotificationCenterRemoveWeakListener + 224 8 MediaToolbox 0x000000019f6feed8 FigTTMLDocumentWriterCreateLineBreaker + 1708 9 CoreMedia 0x000000019a5fcb5c FigBaseObjectFinalize + 564 10 CoreFoundation 0x0000000190203e90 _CFRelease + 288 11 CoreFoundation 0x00000001900d3098 __RELEASE_OBJECTS_IN_THE_ARRAY__ + 112 12 CoreFoundation 0x00000001900d2fd4 -[__NSArrayM dealloc] + 144 13 MediaToolbox 0x000000019f660734 FigVideoRenderPipelineCreateWithVisualContextGroup + 1308 14 CoreMedia 0x000000019a5fcb5c FigBaseObjectFinalize + 564 15 CoreFoundation 0x0000000190203e90 _CFRelease + 288 16 MediaToolbox 0x000000019f652cec FigPlaybackBossIsInPausedState + 28816 17 CoreFoundation 0x0000000190203e90 _CFRelease + 288 18 CoreFoundation 0x00000001900f2de8 -[__NSArrayI dealloc] + 72 19 MediaToolbox 0x000000019f3e8558 FigPlaybackBossInvalidate + 672 20 MediaToolbox 0x000000019f5961f8 FigPlayerAsyncDispatchToPlayerQueue + 155432 21 MediaToolbox 0x000000019f5a8c04 FigPlayerAsyncDispatchToPlayerQueue + 231732 22 MediaToolbox 0x000000019f5a8e4c FigPlayerAsyncDispatchToPlayerQueue + 232316 23 MediaToolbox 0x000000019f5b11d4 FigPlayerAsyncDispatchToPlayerQueue + 265988 24 MediaToolbox 0x000000019f681420 FPSupport_GetMainDisplayVideoRangeAndSizeAndFrameRate + 13632 25 MediaToolbox 0x000000019f681338 FPSupport_GetMainDisplayVideoRangeAndSizeAndFrameRate + 13400 26 MediaToolbox 0x000000019fa15a94 FigPlayerSurrogateCreate + 2508 27 MediaToolbox 0x000000019f75a684 FigPlayerAirPlayCreate + 3940 28 MediaToolbox 0x000000019f6c539c FigPlayerCentralCreate + 3508 29 MediaToolbox 0x000000019f6815dc FPSupport_GetMainDisplayVideoRangeAndSizeAndFrameRate + 14076 30 MediaToolbox 0x000000019f5713d8 FigPlayerAsyncDispatchToPlayerQueue + 4360 31 MediaToolbox 0x000000019f5711c8 FigPlayerAsyncDispatchToPlayerQueue + 3832 32 libdispatch.dylib 0x000000018fea13e8 _dispatch_client_callout + 16 33 libdispatch.dylib 0x000000018feb08d8 _dispatch_lane_barrier_sync_invoke_and_complete + 52 34 MediaToolbox 0x000000019f574160 FigPlayerAsyncDispatchToPlayerQueue + 16016 35 MediaToolbox 0x000000019f681420 FPSupport_GetMainDisplayVideoRangeAndSizeAndFrameRate + 13632 36 MediaToolbox 0x000000019f681338 FPSupport_GetMainDisplayVideoRangeAndSizeAndFrameRate + 13400 37 MediaToolbox 0x000000019f5707c8 FigPlayerAsyncDispatchToPlayerQueue + 1272 38 AVFCore 0x00000001a5a4887c __69-[AVPlayer(AVPlayerAudioDeviceSupport) setAudioOutputDeviceUniqueID:]_block_invoke_2 + 184 39 libdispatch.dylib 0x000000018fea13e8 _dispatch_client_callout + 16 40 libdispatch.dylib 0x000000018feb08d8 _dispatch_lane_barrier_sync_invoke_and_complete + 52 41 AVFCore 0x00000001a5a48768 -[AVPlayer(AVPlayerAudioDeviceSupport) setAudioOutputDeviceUniqueID:] + 244 42 libdarwinmediaplugin.dylib 0x00000003176dcc70 AVFMediaPlayer::audioOutputChanged() (avfmediaplayer.mm:945) 43 libdarwinmediaplugin.dylib 0x00000003176de8f0 AVFMediaPlayer::setAudioOutput(QPlatformAudioOutput*) (avfmediaplayer.mm:759) 44 QtMultimedia 0x00000001092e98d0 QMediaPlayer::setAudioOutput(QAudioOutput*) (qmediaplayer.cpp:678) 45 QtMultimedia 0x00000001092e97d8 QMediaPlayer::~QMediaPlayer() (qmediaplayer.cpp:251) 46 QtMultimediaQuick 0x0000000317aed944 QQmlPrivate::QQmlElement<QQuickMediaPlayer>::~QQmlElement() (qquickmediaplayer_p.h:26) 47 QtCore 0x000000010b9d49e8 QObjectPrivate::deleteChildren() (qobject.cpp:2222) 48 QtCore 0x000000010b9d47e4 QObject::~QObject() (qobject.cpp:1172) 49 QtQuick 0x0000000109f7b848 QQuickItem::~QQuickItem() (qquickitem.cpp:2427) 50 QtMultimediaQuick 0x0000000317aee198 QQmlPrivate::QQmlElement<QQuickVideoOutput>::~QQmlElement() (qqmlprivate.h:100) 51 QtCore 0x000000010b9d5774 QObject::event(QEvent*) (qobject.cpp:5002) 52 QtCore 0x000000010b99198c QCoreApplicationPrivate::notify_helper(QObject*, QEvent*) (qcoreapplication.cpp:1316) 53 QtCore 0x000000010b99143c QCoreApplication::notifyInternal2(QObject*, QEvent*) (qcoreapplication.cpp:1142) 54 QtCore 0x000000010b992454 QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) (qcoreapplication.cpp:1583) 55 libqcocoa.dylib 0x000000010f97ebf4 QCocoaEventDispatcherPrivate::processPostedEvents() (qcocoaeventdispatcher.mm:900) 56 libqcocoa.dylib 0x000000010f97fd28 QCocoaEventDispatcherPrivate::postedEventsSourceCallback(void*) (qcocoaeventdispatcher.mm:922) 57 CoreFoundation 0x00000001901314d8 __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__ + 24 58 CoreFoundation 0x000000019013146c __CFRunLoopDoSource0 + 172 59 CoreFoundation 0x00000001901311dc __CFRunLoopDoSources0 + 240 60 CoreFoundation 0x000000019012fdc8 __CFRunLoopRun + 824 61 CoreFoundation 0x000000019012f434 CFRunLoopRunSpecific + 604 62 HIToolbox 0x000000019a8d919c RunCurrentEventLoopInMode + 288 63 HIToolbox 0x000000019a8d8fd8 ReceiveNextEventCommon + 644 64 HIToolbox 0x000000019a8d8d30 _BlockUntilNextEventMatchingListInModeWithFilter + 72 65 AppKit 0x000000019398ecc8 _DPSNextEvent + 656 66 AppKit 0x00000001941854d0 -[NSApplication(NSEventRouting) _nextEventMatchingEventMask:untilDate:inMode:dequeue:] + 696 67 AppKit 0x0000000193981ffc -[NSApplication run] + 472 68 libqcocoa.dylib 0x000000010f97d888 QCocoaEventDispatcher::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (qcocoaeventdispatcher.mm:406) 69 QtCore 0x000000010b99ad84 QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (qeventloop.cpp:100) 70 QtCore 0x000000010b991b68 QCoreApplication::exec() (qcoreapplication.cpp:1486)
So, most probably there is some sort of data race.
Attachments
Issue Links
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- Closed
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- Closed
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