[Webkit-unassigned] [Bug 262278] New: ASSERTION FAILED: willBeComposited == needsToBeComposited(layer, queryData) /app/webkit/Source/WebCore/rendering/RenderLayerCompositor.cpp(1266)

bugzilla-daemon at webkit.org bugzilla-daemon at webkit.org
Wed Sep 27 23:09:04 PDT 2023


https://bugs.webkit.org/show_bug.cgi?id=262278

            Bug ID: 262278
           Summary: ASSERTION FAILED: willBeComposited ==
                    needsToBeComposited(layer, queryData)
                    /app/webkit/Source/WebCore/rendering/RenderLayerCompos
                    itor.cpp(1266)
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: PC
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Layout and Rendering
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: 1319794503 at qq.com
                CC: bfulgham at webkit.org, simon.fraser at apple.com,
                    zalan at apple.com

Created attachment 467951

  --> https://bugs.webkit.org/attachment.cgi?id=467951&action=review

testcase to trigger the crash

ASSERTION FAILED: willBeComposited == needsToBeComposited(layer, queryData)
/app/webkit/Source/WebCore/rendering/RenderLayerCompositor.cpp(1266) : void WebCore::RenderLayerCompositor::computeCompositingRequirements(WebCore::RenderLayer*, WebCore::RenderLayer&, WebCore::LayerOverlapMap&, CompositingState&, BackingSharingState&, bool&)

The minimized testcase will be uploaded as soon as possible.

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