NEW305959
[IOS MacOS] fast/text/FontFaceSet-status-after-style-update.html is a flakey text failure. 
https://bugs.webkit.org/show_bug.cgi?id=305959
Summary [IOS MacOS] fast/text/FontFaceSet-status-after-style-update.html is a flakey ...
Diego De La Toba
Reported 2026-01-21 11:52:42 PST
fast/text/FontFaceSet-status-after-style-update.html is a flakey text failure only on MacOS and IOS. HISTORY: https://results.webkit.org/?suite=layout-tests&test=fast%2Ftext%2FFontFaceSet-status-after-style-update.html is a flakey text failure. Appears to start at 305367@main. TEXT DIFF: --- /Volumes/Data/worker/Apple-Tahoe-Release-AppleSilicon-WK2-Tests/build/layout-test-results/fast/text/FontFaceSet-status-after-style-update-expected.txt +++ /Volumes/Data/worker/Apple-Tahoe-Release-AppleSilicon-WK2-Tests/build/layout-test-results/fast/text/FontFaceSet-status-after-style-update-actual.txt @@ -7,8 +7,9 @@ Loading font PASS fonts.status is "loading" Deleting style -PASS fonts.status is "loaded" +FAIL fonts.status should be loaded. Was loading. PASS successfullyParsed is true +Some tests failed. TEST COMPLETE TEXT URL: https://build.webkit.org/results/Apple-Tahoe-Release-AppleSilicon-WK2-Tests/305943@main%20(1221)/fast/text/FontFaceSet-status-after-style-update-pretty-diff.html STEPS TO REPRODUCE: I was able to reproduce this failure at macOS Tahoe ToT and IOS 26 ToT running the test as follows: run-webkit-tests --release --no-retry --force --iterations 2000 fast/text/FontFaceSet-status-after-style-update.html run-webkit-tests --ios-simulator --release --child-process=1 --iterations 1000 fast/text/FontFaceSet-status-after-style-update.html Failures seem to only occur under high CPU load.
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Radar WebKit Bug Importer
Comment 1 2026-01-21 11:52:48 PST
<rdar://problem/168605368>
Diego De La Toba
Comment 2 2026-01-21 13:27:37 PST
I am going to mark expectations for this test as a pass failure while it is under investigation.
Diego De La Toba
Comment 3 2026-01-21 13:29:31 PST
Pull request: https://github.com/WebKit/WebKit/pull/56990
EWS
Comment 4 2026-01-21 14:05:41 PST
Test gardening commit 305965@main (5678d9314956): <https://commits.webkit.org/305965@main> Reviewed commits have been landed. Closing PR #56990 and removing active labels.
Diego De La Toba
Comment 5 2026-01-21 14:58:24 PST
Pull request: https://github.com/WebKit/WebKit/pull/57003
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