REGRESSION (280352@main): [ macOS wk2 Debug ] imported/w3c/web-platform-tests/media-source/dedicated-worker/mediasource-worker-detach-element.html is a flaky crash

[Anfernee Viduya]

imported/w3c/web-platform-tests/media-source/dedicated-worker/mediasource-worker-detach-element.html

DESCRIPTION: 
This test has been a flaky crash since 280300@main landed. 

REPRODUCIBILITY: 
This cab be reproduced in ToT by using command: 

run-webkit-test --root --exit-after-n-failures 1 --debug imported/w3c/web-platform-tests/media-source/dedicated-worker/mediasource-worker-detach-element.html

HISTORY: 
https://results.webkit.org/?suite=layout-tests&test=imported%2Fw3c%2Fweb-platform-tests%2Fmedia-source%2Fdedicated-worker%2Fmediasource-worker-detach-element.html&platform=mac&platform=ios&style=release&style=debug

RESULTS: 
https://build.webkit.org/results/Apple-Sonoma-Debug-AppleSilicon-WK2-Tests/280369@main%20(3195)/imported/w3c/web-platform-tests/media-source/dedicated-worker/mediasource-worker-detach-element-crash-log.txt

[Radar WebKit Bug Importer]

<rdar://problem/130611515>

[Anfernee Viduya]

Pull request: https://github.com/WebKit/WebKit/pull/30200

[EWS]

Test gardening commit 280385@main (925ee45c966c): <https://commits.webkit.org/280385@main>

Reviewed commits have been landed. Closing PR #30200 and removing active labels.

[Anfernee Viduya]

UPDATE:

Based on the crash log, specifically 
7   0x1423c7698 WebKit::RemoteMediaPlayerManager::didReceivePlayerMessage(IPC::Connection&, IPC::Decoder&) 

It seems that changes made in 280298@main could be what's causing this regression.

[Anfernee Viduya]

I have opted to set test expectations as [ Pass Crash ] with the above commit.

[Anfernee Viduya]

I have opted to set test expectations as [ Pass Crash ] with the above commit.

[youenn fablet]

*** This bug has been marked as a duplicate of bug 275896 ***