258095 2023-06-14 14:34:45 -0700 ASSERTION FAILED: willBeComposited == needsToBeComposited(layer, queryData): [ iOS, macOS ] media/track/video-track-add-remove.html is a flaky crash. 2023-06-20 14:50:52 -0700 1 1 1 Unclassified WebKit Compositing Other Unspecified Unspecified RESOLVED DUPLICATE 257970 https://bugs.webkit.org/show_bug.cgi?id=258097 InRadar P2 Normal --- 1 bharris9 bharris9 eric.carlson jenner jer.noble simon.fraser webkit-bot-watchers-bugzilla webkit-bug-importer oldest_to_newest 1961645 0 bharris9 2023-06-14 14:34:45 -0700 media/track/video-track-add-remove.html is a flaky crash on iOS 16 and macOS Debug queues. HISTORY: https://results.webkit.org/?suite=layout-tests&test=media%2Ftrack%2Fvideo-track-add-remove.html STDERR TEXT: ASSERTION FAILED: willBeComposited == needsToBeComposited(layer, queryData) /Volumes/Data/worker/Apple-Ventura-Debug-Build/build/Source/WebCore/rendering/RenderLayerCompositor.cpp(1201) : void WebCore::RenderLayerCompositor::computeCompositingRequirements(WebCore::RenderLayer *, WebCore::RenderLayer &, WebCore::LayerOverlapMap &, WebCore::RenderLayerCompositor::CompositingState &, WebCore::RenderLayerCompositor::BackingSharingState &, bool &) 1 0x151014550 WTFCrash 2 0x1073990f0 WebCore::NetworkResourcesData::ResourceData::hasContent() const 3 0x10847b9a8 WebCore::RenderLayerCompositor::computeCompositingRequirements(WebCore::RenderLayer*, WebCore::RenderLayer&, WebCore::LayerOverlapMap&, WebCore::RenderLayerCompositor::CompositingState&, WebCore::RenderLayerCompositor::BackingSharingState&, bool&) 4 0x10847b638 WebCore::RenderLayerCompositor::computeCompositingRequirements(WebCore::RenderLayer*, WebCore::RenderLayer&, WebCore::LayerOverlapMap&, WebCore::RenderLayerCompositor::CompositingState&, WebCore::RenderLayerCompositor::BackingSharingState&, bool&) 5 0x10847b6c0 WebCore::RenderLayerCompositor::computeCompositingRequirements(WebCore::RenderLayer*, WebCore::RenderLayer&, WebCore::LayerOverlapMap&, WebCore::RenderLayerCompositor::CompositingState&, WebCore::RenderLayerCompositor::BackingSharingState&, bool&) 6 0x108479778 WebCore::RenderLayerCompositor::updateCompositingLayers(WebCore::CompositingUpdateType, WebCore::RenderLayer*) 7 0x107903460 WebCore::LocalFrameView::updateCompositingLayersAfterLayout() 8 0x10790678c WebCore::LocalFrameView::didLayout(WTF::WeakPtr<WebCore::RenderElement, WTF::DefaultWeakPtrImpl>) 9 0x10791f5dc WebCore::LocalFrameViewLayoutContext::performLayout() 10 0x1078fdd0c WebCore::LocalFrameViewLayoutContext::layout() 11 0x107918ac8 WebCore::LocalFrameView::updateLayoutAndStyleIfNeededRecursive() 12 0x107973608 WebCore::Page::layoutIfNeeded() 13 0x107974088 WebCore::Page::updateRendering() 14 0x12c9c63ac WebKit::WebPage::updateRendering() 15 0x12bc1fecc WebKit::TiledCoreAnimationDrawingArea::updateRendering(WebKit::TiledCoreAnimationDrawingArea::UpdateRenderingType) 16 0x12bc23c28 WebKit::TiledCoreAnimationDrawingArea::renderingUpdateRunLoopCallback() 17 0x12bc25900 WebKit::TiledCoreAnimationDrawingArea::TiledCoreAnimationDrawingArea(WebKit::WebPage&, WebKit::WebPageCreationParameters const&)::$_0::operator()() const 18 0x12bc258ac WTF::Detail::CallableWrapper<WebKit::TiledCoreAnimationDrawingArea::TiledCoreAnimationDrawingArea(WebKit::WebPage&, WebKit::WebPageCreationParameters const&)::$_0, void>::call() 19 0x106271a7c WTF::Function<void ()>::operator()() const 20 0x107b87eb0 WebCore::RunLoopObserver::runLoopObserverFired() 21 0x107c5ecc4 WebCore::RunLoopObserver::runLoopObserverFired(__CFRunLoopObserver*, unsigned long, void*) 22 0x1961f19f0 __CFRUNLOOP_IS_CALLING_OUT_TO_AN_OBSERVER_CALLBACK_FUNCTION__ 23 0x1961f18dc __CFRunLoopDoObservers 24 0x1961f0514 CFRunLoopRunSpecific 25 0x197169fcc -[NSRunLoop(NSRunLoop) runMode:beforeDate:] 26 0x1971e2ccc -[NSRunLoop(NSRunLoop) run] 27 0x195e62594 _xpc_objc_main 28 0x195e61eb4 xpc_main 29 0x12af6c9f8 WebKit::XPCServiceMain(int, char const**) 30 0x12cef47cc WKXPCServiceMain 31 0x1001ebfa0 main com.apple.WebKit.WebContent.Development terminated (pid 34287) for reason: crash LEAK: 1 WebPageProxy 1961647 1 webkit-bug-importer 2023-06-14 14:35:03 -0700 <rdar://problem/110799457> 1961664 2 bharris9 2023-06-14 16:13:15 -0700 I attempted to replicate this crash on Ventura ToT as follows: run-webkit-tests --root media/track/video-track-add-remove.html --force --debug 1961677 3 bharris9 2023-06-14 17:30:18 -0700 Pull request: https://github.com/WebKit/WebKit/pull/14979 1961682 4 ews-feeder 2023-06-14 17:35:54 -0700 Test gardening commit 265172@main (aaa200de92eb): <https://commits.webkit.org/265172@main> Reviewed commits have been landed. Closing PR #14979 and removing active labels. 1962657 5 jenner 2023-06-20 14:50:52 -0700 *** This bug has been marked as a duplicate of bug 257970 ***