LayoutTest userscripts/window-onerror-for-isolated-world-3.html is a flaky failure https://build.webkit.org/results/Apple%20El%20Capitan%20Debug%20WK1%20(Tests)/r203611%20(6878)/results.html https://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#showAllRuns=true&tests=userscripts%2Fwindow-onerror-for-isolated-world-3.html --- /Volumes/Data/slave/elcapitan-debug-tests-wk1/build/layout-test-results/userscripts/window-onerror-for-isolated-world-3-expected.txt +++ /Volumes/Data/slave/elcapitan-debug-tests-wk1/build/layout-test-results/userscripts/window-onerror-for-isolated-world-3-actual.txt @@ -8,12 +8,11 @@ Main world error event listener: [object Window] at undefined:0:0 null Main World +Isolated World Main world window.onerror: SerializableError from (main world) at window-onerror-for-isolated-world-3.html:49:59 SerializableError from (main world) Main world error event listener: SerializableError from (main world) at window-onerror-for-isolated-world-3.html:49:59 SerializableError from (main world) Main world window.onerror: [object Window] at window-onerror-for-isolated-world-3.html:55:27 [object Window] Main world error event listener: [object Window] at window-onerror-for-isolated-world-3.html:55:27 [object Window] - -Isolated World Main world window.onerror: SerializableError from (isolated script) at window-onerror-for-isolated-world-3.html:5:59 SerializableError from (isolated script) Main world error event listener: SerializableError from (isolated script) at window-onerror-for-isolated-world-3.html:5:59 SerializableError from (isolated script) Main world window.onerror: [object Window] at window-onerror-for-isolated-world-3.html:11:27 null
Marked as flaky in https://trac.webkit.org/r203617 Prior attempt at fixing this can be seen in https://bugs.webkit.org/show_bug.cgi?id=158750
This test appears to have further regressed into a constant failure. HISTORY: https://results.webkit.org/?suite=layout-tests&test=userscripts%2Fwindow-onerror-for-isolated-world-3.html TEXT DIFF: User Script Main world window.onerror: SerializableError from (user script) at :5:59 SerializableError from (user script) Main world error event listener: SerializableError from (user script) at :5:59 SerializableError from (user script) -Main world window.onerror: [object Window] at undefined:0:0 null -Main world error event listener: [object Window] at undefined:0:0 null +Main world window.onerror: [object Window] at :11:27 null +Main world error event listener: [object Window] at :11:27 null Main World Main world window.onerror: SerializableError from (main world) at window-onerror-for-isolated-world-3.html:49:59 SerializableError from (main world) DIFF URL: https://build.webkit.org/results/Apple-Monterey-Debug-AppleSilicon-WK1-Tests/267976@main%20(8521)/userscripts/window-onerror-for-isolated-world-3-pretty-diff.html REPRODUCTION: I was able to reproduce this issue on macOS Ventura (13.5, 22G74/arm64) ToT using the following command: run-webkit-tests -1 --verbose --clobber-old-results userscripts/window-onerror-for-isolated-world-3.html REGRESSION: I was unable to locate a regression point, as the issue began before the earliest entry in the flakiness dashboard.
<rdar://problem/115472137>
Pull request: https://github.com/WebKit/WebKit/pull/18894
Committed 269158@main (036e5c39e5e1): <https://commits.webkit.org/269158@main> Reviewed commits have been landed. Closing PR #18894 and removing active labels.