Bug 314025

Summary: [Site Isolation] http/tests/contentextensions/block-everything-unless-domain.html is flaky on macOS post-commit bots
Product: WebKit Reporter: Anthony Tarbinian <a.tarbinian>
Component: New BugsAssignee: Nobody <webkit-unassigned>
Status: RESOLVED FIXED    
Severity: Normal CC: webkit-bug-importer
Priority: P2 Keywords: InRadar
Version: WebKit Nightly Build   
Hardware: Unspecified   
OS: Unspecified   

Anthony Tarbinian
Reported 2026-05-04 15:33:55 PDT
https://commits.webkit.org/311882@main fixed http/tests/contentextensions/block-everything-unless-domain.html with site isolation enabled. The test is not constantly failing, but is now flaky on macOS release site-isolation post-commit bots with the following diff: ``` --- /Volumes/Data/worker/Apple-Tahoe-Release-WK2-Site-Isolation-Tree-Tests/build/layout-test-results/http/tests/contentextensions/block-everything-unless-domain-expected.txt +++ /Volumes/Data/worker/Apple-Tahoe-Release-WK2-Site-Isolation-Tree-Tests/build/layout-test-results/http/tests/contentextensions/block-everything-unless-domain-actual.txt @@ -1,4 +1,3 @@ CONSOLE MESSAGE: helper loaded -CONSOLE MESSAGE: Content blocker prevented frame displaying http://localhost:8000/contentextensions/resources/should-not-load.html from loading a resource from http://localhost:8000/contentextensions/resources/should-not-load.html CONSOLE MESSAGE: PASS - blocked the load ``` https://results.webkit.org/?suite=layout-tests&test=http%2Ftests%2Fcontentextensions%2Fblock-everything-unless-domain.html&flavor=site-isolation
Attachments
Radar WebKit Bug Importer
Comment 1 2026-05-04 15:34:02 PDT
Anthony Tarbinian
Comment 2 2026-05-04 15:42:58 PDT
EWS
Comment 3 2026-05-07 10:23:45 PDT
Committed 312807@main (95ea1fff522f): <https://commits.webkit.org/312807@main> Reviewed commits have been landed. Closing PR #64215 and removing active labels.
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