Bug 285627 – REGRESSION (288518@main): [ macOS debug wk2 ] http/tests/navigation/forward-and-cancel.html is a flaky crash

• Status: RESOLVED
• Resolution: FIXED
• Component: Accessibility

[Karl Rackler]

Description:
http/tests/navigation/forward-and-cancel.html

The test was consistently passing until at commit https://commits.webkit.org/288518@main when the test began to flaky crash.

This issue can be bisected to 288518@main using the command: 
run-webkit-tests --debug -f --exit-after-n-crashes-or-timeouts 1 --iterations 50 --force --no-retry http/tests/navigation/forward-and-cancel.html

History:
https://results.webkit.org/?suite=layout-tests&test=http%2Ftests%2Fnavigation%2Fforward-and-cancel.html&style=debug&flavor=wk2&platform=mac

Crash Log:
0   com.apple.JavaScriptCore                 	       0x10718624c WTF::RawPtrTraits<WTF::StringImpl>::unwrap(WTF::StringImpl* const&)
1   com.apple.JavaScriptCore                 	       0x107bce4e8 WTF::RefPtr<WTF::StringImpl, WTF::RawPtrTraits<WTF::StringImpl>, WTF::DefaultRefDerefTraits<WTF::StringImpl>>::RefPtr(WTF::RefPtr<WTF::StringImpl, WTF::RawPtrTraits<WTF::StringImpl>, WTF::DefaultRefDerefTraits<WTF::StringImpl>> const&)
2   com.apple.JavaScriptCore                 	       0x10799d738 WTF::RefPtr<WTF::StringImpl, WTF::RawPtrTraits<WTF::StringImpl>, WTF::DefaultRefDerefTraits<WTF::StringImpl>>::RefPtr(WTF::RefPtr<WTF::StringImpl, WTF::RawPtrTraits<WTF::StringImpl>, WTF::DefaultRefDerefTraits<WTF::StringImpl>> const&)
3   com.apple.JavaScriptCore                 	       0x107bce4a8 WTF::String::String(WTF::String const&)
4   com.apple.JavaScriptCore                 	       0x10799d6f8 WTF::String::String(WTF::String const&)
5   com.apple.JavaScriptCore                 	       0x105d00974 WTF::URL::URL(WTF::URL const&, WTF::String const&, WTF::URLTextEncoding const*)

[Radar WebKit Bug Importer]

<rdar://problem/142570786>

[EWS]

Test gardening commit 288611@main (2a78c943ea71): <https://commits.webkit.org/288611@main>

Reviewed commits have been landed. Closing PR #38745 and removing active labels.

[Charlie Wolfe]

Pull request: https://github.com/WebKit/WebKit/pull/38918

[EWS]

Committed 288821@main (ed5c3f45be27): <https://commits.webkit.org/288821@main>

Reviewed commits have been landed. Closing PR #38918 and removing active labels.

[Fujii Hironori]

*** Bug 285579 has been marked as a duplicate of this bug. ***