RESOLVED FIXED 267715
REGRESSION(273101@main?): [ wk2 debug ] imported/w3c/web-platform-tests/css/css-flexbox/anonymous-flex-item-006.html is flakily crashing. 
https://bugs.webkit.org/show_bug.cgi?id=267715
Summary REGRESSION(273101@main?): [ wk2 debug ] imported/w3c/web-platform-tests/css/c...
Ben Schwartz
Reported 2024-01-18 11:29:11 PST
imported/w3c/web-platform-tests/css/css-flexbox/anonymous-flex-item-006.html This test is flakily crashing on wk2 debug. HISTORY: https://results.webkit.org/?suite=layout-tests&test=imported%2Fw3c%2Fweb-platform-tests%2Fcss%2Fcss-flexbox%2Fanonymous-flex-item-006.html&flavor=wk2&style=debug CRASH LOG: ASSERTION FAILED: ptr /Volumes/Data/worker/Apple-Sonoma-Debug-Build/build/WebKitBuild/Debug/usr/local/include/wtf/WeakRef.h(80) : T *WTF::WeakRef<const WebCore::RenderBox, WTF::SingleThreadWeakPtrImpl>::ptr() const [T = const WebCore::RenderBox, WeakPtrImpl = WTF::SingleThreadWeakPtrImpl] 1 0x122406489 WTFCrash 2 0x170fe814b WTFCrashWithInfo(int, char const*, char const*, int) 3 0x1763dfa92 WTF::WeakRef<WebCore::RenderBox const, WTF::SingleThreadWeakPtrImpl>::ptr() const 4 0x1763dfa15 WTF::GetPtrHelper<WTF::WeakRef<WebCore::RenderBox const, WTF::SingleThreadWeakPtrImpl>>::getPtr(WTF::WeakRef<WebCore::RenderBox const, WTF::SingleThreadWeakPtrImpl> const&) 5 0x1763df9f5 WTF::GetPtrHelper<WTF::WeakRef<WebCore::RenderBox const, WTF::SingleThreadWeakPtrImpl>>::PtrType WTF::getPtr<WTF::WeakRef<WebCore::RenderBox const, WTF::SingleThreadWeakPtrImpl>>(WTF::WeakRef<WebCore::RenderBox const, WTF::SingleThreadWeakPtrImpl> const&) ... CRASH LOG LINK: https://build.webkit.org/results/Apple-Sonoma-Debug-WK1-Tests/273103@main%20(604)/imported/w3c/web-platform-tests/css/css-flexbox/anonymous-flex-item-006-crash-log.txt REPRODUCIBILITY: I was able to reproduce this issue on macOS Sonoma (14.2, 23C71/arm64) ToT using the following command: run-webkit-tests --debug --clobber-old-results -v --child-processes 10 --iterations 250 -f imported/w3c/web-platform-tests/css/css-flexbox/anonymous-flex-item-006.html --exit-after-n-failures 1 REGRESSION: This test appears to have regressed between 273097@main and 273104@main. Contextual information indicates that the regression point may be 273101@main, given that changes at that point appear to be directly related to this issue.
Attachments
full-crash-log.txt (9.64 KB, text/plain)
2024-01-18 11:41 PST, Ben Schwartz 		no flags
Details
View All Add attachment proposed patch, testcase, etc.
Radar WebKit Bug Importer
Comment 1 2024-01-18 11:29:48 PST
<rdar://problem/121206812>
Ben Schwartz
Comment 2 2024-01-18 11:41:55 PST
Created attachment 469445 [details] full-crash-log.txt Adding full crash log to bug for future reference.
EWS
Comment 3 2024-01-18 11:58:21 PST
Test gardening commit 273189@main (f7d8a27181cc): <https://commits.webkit.org/273189@main> Reviewed commits have been landed. Closing PR #22929 and removing active labels.
Chris Dumez
Comment 4 2024-01-18 12:58:30 PST
Pull request: https://github.com/WebKit/WebKit/pull/22934
Tim Nguyen (:ntim)
Comment 5 2024-01-18 14:04:43 PST
*** Bug 267638 has been marked as a duplicate of this bug. ***
EWS
Comment 6 2024-01-18 14:40:51 PST
Committed 273192@main (43e9932d0120): <https://commits.webkit.org/273192@main> Reviewed commits have been landed. Closing PR #22934 and removing active labels.
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