Bug 268423 – [ SonomaB wk2 Debug arm64 ] http/tests/inspector/dom/didFireEvent.html is a flaky crash

• Status: RESOLVED
• Resolution: FIXED
• Component: New Bugs

[Marta Darbinyan]

Description:
http/tests/inspector/dom/didFireEvent.html

Is a flaky crash on macOS Sonoma ToT. The crash occurred within this range 273408@main...273382@main.

This issue can be bisected to <commit> using the command: 
run-webkit-tests --root  --exit-after-n-failures 1 --debug <test>

History:
https://results.webkit.org/?suite=layout-tests&test=http%2Ftests%2Finspector%2Fdom%2FdidFireEvent.html&version_name=Sonoma&style=debug&flavor=wk2

Diff/Image Diff/Crash Log:
inspector-resource:///TestCombined.js:35653:23: CONSOLE ASSERT ERROR
event (page-4140): {"method":"Console.messageAdded","params":{"message":{"source":"network","level":"error","text":"Failed to load resource: the server responded with a status of 404 (Not Found)","type":"log","line":0,"column":0,"url":"http://127.0.0.1:8000/inspector/dom/resources/white.mp4","repeatCount":1,"networkRequestId":"0.117","timestamp":1706431826.418988}}}

Link:
https://build.webkit.org/results/Apple-Sonoma-Debug-AppleSilicon-WK2-Tests/273617@main%20(1406)/http/tests/inspector/dom/didFireEvent-crash-log.txt

[Radar WebKit Bug Importer]

<rdar://problem/121970654>

[Ryan Haddad]

ASSERTION FAILED: willBeComposited == needsToBeComposited(layer, queryData)
/Volumes/Data/worker/Apple-Sonoma-Debug-Build/build/Source/WebCore/rendering/RenderLayerCompositor.cpp(1251) : void WebCore::RenderLayerCompositor::computeCompositingRequirements(RenderLayer *, RenderLayer &, LayerOverlapMap &, CompositingState &, BackingSharingState &, bool &)

[EWS]

Test gardening commit 273799@main (432ca5b5ec18): <https://commits.webkit.org/273799@main>

Reviewed commits have been landed. Closing PR #23553 and removing active labels.

[Jean-Yves Avenard [:jya]]

Pull request: https://github.com/WebKit/WebKit/pull/23571

[EWS]

Committed 273867@main (05e445aaf98a): <https://commits.webkit.org/273867@main>

Reviewed commits have been landed. Closing PR #23571 and removing active labels.