[Webkit-unassigned] [Bug 278952] New: REGRESSION (279878 at main): [ macOS wk2 ] fast/dom/intersection-observer-document-leak.html is a flaky failure

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=278952

            Bug ID: 278952
           Summary: REGRESSION (279878 at main): [ macOS wk2 ]
                    fast/dom/intersection-observer-document-leak.html is a
                    flaky failure
           Product: WebKit
           Version: Other
          Hardware: Mac (Intel)
                OS: macOS 13
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Layout and Rendering
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: com.webkit.iidmsa at gmail.com
                CC: bfulgham at webkit.org, simon.fraser at apple.com,
                    zalan at apple.com

fast/dom/intersection-observer-document-leak.html

This test is a flaky failure on macOS wk2.

HISTORY:

https://results.webkit.org/?suite=layout-tests&test=fast%2Fdom%2Fintersection-observer-document-leak.html&platform=mac

TEXT DIFF:

--- /Volumes/Data/worker/Apple-Ventura-Release-WK2-Tests/build/layout-test-results/fast/dom/intersection-observer-document-leak-expected.txt
+++ /Volumes/Data/worker/Apple-Ventura-Release-WK2-Tests/build/layout-test-results/fast/dom/intersection-observer-document-leak-actual.txt
@@ -5,8 +5,9 @@


 PASS internals.isDocumentAlive(frameDocumentID) is true
-PASS The iframe document didn't leak.
+FAIL The iframe document leaked.
 PASS successfullyParsed is true
+Some tests failed.

 TEST COMPLETE

DIFF URL:

https://build.webkit.org/results/Apple-Ventura-Release-WK2-Tests/282959@main%20(7899)/fast/dom/intersection-observer-document-leak-pretty-diff.html

REPRODUCIBILITY:

I was able to reproduce the failure using command:
run-webkit-tests --release --verbose --iteration=10 -1 fast/dom/intersection-observer-document-leak.html

REGRESSION:

The regression point seems to be after 279878 at main landed.

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