RESOLVED FIXED 253849
REGRESSION (261543@main): Assertions in layout tests with UI-side compositing enabled 
https://bugs.webkit.org/show_bug.cgi?id=253849
Summary REGRESSION (261543@main): Assertions in layout tests with UI-side compositing...
Simon Fraser (smfr)
Reported 2023-03-13 14:31:34 PDT
261543@main caused this assertion when UI-side compositing is enabled: ASSERTION FAILED: m_layerHitTestMutex.isLocked() /Volumes/Data/worker/Apple-Ventura-Debug-Build/build/Source/WebKit/UIProcess/RemoteLayerTree/mac/RemoteScrollingTreeMac.mm(322) : virtual RefPtr<WebCore::ScrollingTreeNode> WebKit::RemoteScrollingTreeMac::scrollingNodeForPoint(WebCore::FloatPoint) 1 0x115994459 WTFCrash 2 0x14cf0307b WTFCrashWithInfo(int, char const*, char const*, int) 3 0x14e830d81 WebKit::RemoteScrollingTreeMac::scrollingNodeForPoint(WebCore::FloatPoint) 4 0x1247e4313 WebCore::ScrollingTree::handleWheelEvent(WebCore::PlatformWheelEvent const&, WTF::OptionSet<WebCore::WheelEventProcessingSteps>)::$_3::operator()() const 5 0x1247e3e40 WebCore::ScrollingTree::handleWheelEvent(WebCore::PlatformWheelEvent const&, WTF::OptionSet<WebCore::WheelEventProcessingSteps>) 6 0x14f04249a WebKit::RemoteLayerTreeEventDispatcher::internalHandleWheelEvent(WebCore::PlatformWheelEvent const&, WTF::OptionSet<WebCore::WheelEventProcessingSteps>) 7 0x14f042247 WebKit::RemoteLayerTreeEventDispatcher::scrollingThreadHandleWheelEvent(WebKit::WebWheelEvent const&, WebCore::RectEdges<bool>) 8 0x14f059ad8 WebKit::RemoteLayerTreeEventDispatcher::handleWheelEvent(WebKit::NativeWebWheelEvent const&, WebCore::RectEdges<bool>)::$_10::operator()() const 9 0x14f0599e9 WTF::Detail::CallableWrapper<WebKit::RemoteLayerTreeEventDispatcher::handleWheelEvent(WebKit::NativeWebWheelEvent const&, WebCore::RectEdges<bool>)::$_10, void>::call()
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Radar WebKit Bug Importer
Comment 1 2023-03-13 14:31:55 PDT
<rdar://problem/106664560>
Simon Fraser (smfr)
Comment 2 2023-03-13 14:37:35 PDT
Pull request: https://github.com/WebKit/WebKit/pull/11462
EWS
Comment 3 2023-03-14 10:13:51 PDT
Committed 261637@main (3e62e3f64bae): <https://commits.webkit.org/261637@main> Reviewed commits have been landed. Closing PR #11462 and removing active labels.
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