289542 2025-03-11 10:16:19 -0700 REGRESSION(285951@main?): [wk2] imported/w3c/web-platform-tests/navigation-api/navigate-event/intercept-handler-throws.html is a flaky failure. 2025-03-11 10:27:40 -0700 1 1 1 Unclassified WebKit New Bugs WebKit Nightly Build Unspecified Unspecified NEW InRadar P2 Normal --- 1 y_karimi webkit-unassigned webkit-bot-watchers-bugzilla webkit-bug-importer oldest_to_newest 2102253 0 y_karimi 2025-03-11 10:16:19 -0700 imported/w3c/web-platform-tests/navigation-api/navigate-event/intercept-handler-throws.html This test is a flaky failure on wk2 (near constant on wk2 Debug). HISTORY: https://results.webkit.org/?suite=layout-tests&test=imported%2Fw3c%2Fweb-platform-tests%2Fnavigation-api%2Fnavigate-event%2Fintercept-handler-throws.html TEXT DIFF: @@ -1,6 +1,3 @@ -CONSOLE MESSAGE: Unhandled Promise Rejection: TypeError: a message - -Harness Error (FAIL), message = Unhandled rejection: a message PASS event.intercept() should abort if the handler throws DIFF URL: https://build.webkit.org/results/Apple-Sonoma-Debug-AppleSilicon-WK2-Tests/291947@main%20(5721)/imported/w3c/web-platform-tests/navigation-api/navigate-event/intercept-handler-throws-pretty-diff.html REPRODUCIBILITY: I was able to reproduce this failure on MacOS Sequoia 15.3.1 (24D70 / arm64) at ToT with the following command: run-webkit-tests imported/w3c/web-platform-tests/navigation-api/navigate-event/intercept-handler-throws.html --debug --iterations 20 REGRESSION: The regression appears to be in the range: 285947@main - 285951@main. According to the results dashboard and contextual information, the probable regression point is 285951@main. The code paths changed in this commit appear to be directly related to the observed regression test failures. This shows the regression more clearly: https://results.webkit.org/?suite=layout-tests&test=imported%2Fw3c%2Fweb-platform-tests%2Fnavigation-api%2Fnavigate-event%2Fintercept-handler-throws.html&recent=false&version_name=Sequoia&version_name=Sonoma&version_name=iOS%2018 2102254 1 webkit-bug-importer 2025-03-11 10:16:30 -0700 <rdar://problem/146770462> 2102257 2 ews-feeder 2025-03-11 10:27:40 -0700 Test gardening commit 291956@main (232a4f01f34f): <https://commits.webkit.org/291956@main> Reviewed commits have been landed. Closing PR #42263 and removing active labels.