Bug 277890 – REGRESSION (282042@main): [ macOS iOS debug ] 45x CSS related layout tests are consistently crashing.

• Component: CSS
• Status: RESOLVED FIXED

[Anfernee Viduya]

Created attachment 472106 [details]
Test list

fast/css-grid-layout/floating-empty-grids.html
fast/css-grid-layout/grid-element-shrink-to-fit.html
fast/css-grid-layout/mozilla/grid-repeat-auto-fill-fit-002.html
fast/css-grid-layout/mozilla/grid-repeat-auto-fill-fit-003.html
fast/css-grid-layout/mozilla/grid-repeat-auto-fill-fit-004.html
fast/css-grid-layout/mozilla/grid-repeat-auto-fill-fit-005-part-1.html
fast/css-grid-layout/mozilla/grid-repeat-auto-fill-fit-005-part-2.html
imported/w3c/web-platform-tests/css/css-contain/contain-size-grid-005.html
imported/w3c/web-platform-tests/css/css-grid/abspos/grid-abspos-staticpos-align-self-001.html
imported/w3c/web-platform-tests/css/css-grid/abspos/grid-abspos-staticpos-align-self-002.html
imported/w3c/web-platform-tests/css/css-grid/abspos/grid-abspos-staticpos-align-self-img-001.html
imported/w3c/web-platform-tests/css/css-grid/abspos/grid-abspos-staticpos-align-self-img-002.html
imported/w3c/web-platform-tests/css/css-grid/abspos/grid-abspos-staticpos-align-self-img-last-baseline-001.html
imported/w3c/web-platform-tests/css/css-grid/abspos/grid-abspos-staticpos-align-self-img-last-baseline-002.html
imported/w3c/web-platform-tests/css/css-grid/abspos/grid-abspos-staticpos-align-self-last-baseline-001.html
imported/w3c/web-platform-tests/css/css-grid/abspos/grid-abspos-staticpos-align-self-last-baseline-002.html
imported/w3c/web-platform-tests/css/css-grid/abspos/grid-abspos-staticpos-align-self-rtl-001.html
imported/w3c/web-platform-tests/css/css-grid/abspos/grid-abspos-staticpos-align-self-rtl-002.html
imported/w3c/web-platform-tests/css/css-grid/alignment/grid-item-content-baseline-001.html
imported/w3c/web-platform-tests/css/css-grid/alignment/grid-item-content-baseline-002.html
imported/w3c/web-platform-tests/css/css-grid/alignment/grid-item-content-baseline-003.html
imported/w3c/web-platform-tests/css/css-grid/alignment/grid-item-content-baseline-004.html
imported/w3c/web-platform-tests/css/css-grid/alignment/grid-item-mixed-baseline-001.html
imported/w3c/web-platform-tests/css/css-grid/alignment/grid-item-mixed-baseline-002.html
imported/w3c/web-platform-tests/css/css-grid/alignment/grid-item-mixed-baseline-003.html
imported/w3c/web-platform-tests/css/css-grid/alignment/grid-item-self-baseline-001.html
imported/w3c/web-platform-tests/css/css-grid/alignment/self-baseline/grid-self-baseline-001.html
imported/w3c/web-platform-tests/css/css-grid/alignment/self-baseline/grid-self-baseline-003.html
imported/w3c/web-platform-tests/css/css-grid/alignment/self-baseline/grid-self-baseline-004.html
imported/w3c/web-platform-tests/css/css-grid/alignment/self-baseline/grid-self-baseline-005.html
imported/w3c/web-platform-tests/css/css-grid/alignment/self-baseline/grid-self-baseline-007.html
imported/w3c/web-platform-tests/css/css-grid/alignment/self-baseline/grid-self-baseline-horiz-002.html
imported/w3c/web-platform-tests/css/css-grid/grid-definition/grid-auto-repeat-min-size-002.html
imported/w3c/web-platform-tests/css/css-grid/grid-definition/grid-auto-repeat-min-size-003.html
imported/w3c/web-platform-tests/css/css-grid/grid-definition/grid-auto-repeat-min-size-004.html
imported/w3c/web-platform-tests/css/css-grid/grid-definition/grid-template-rows-fit-content-001.html
imported/w3c/web-platform-tests/css/css-grid/grid-model/grid-container-sizing-constraints-001.html
imported/w3c/web-platform-tests/css/css-grid/grid-model/grid-size-shrink-to-fit-001.html
imported/w3c/web-platform-tests/css/css-grid/layout-algorithm/flex-sizing-columns-min-max-width-001.html
imported/w3c/web-platform-tests/css/css-grid/layout-algorithm/flex-sizing-rows-min-max-height-001.html
imported/w3c/web-platform-tests/css/css-grid/layout-algorithm/grid-container-percentage-001.html
imported/w3c/web-platform-tests/css/css-grid/masonry/tentative/baseline/masonry-grid-item-content-baseline-001.html
imported/w3c/web-platform-tests/css/css-grid/masonry/tentative/baseline/masonry-grid-item-self-baseline-001.html
imported/w3c/web-platform-tests/css/css-grid/masonry/tentative/baseline/masonry-grid-item-self-baseline-002a.html
imported/w3c/web-platform-tests/css/css-grid/masonry/tentative/baseline/masonry-grid-item-self-baseline-002b.html

Are consistently crashing after 282042@main landed. 

HISTORY:
Attach test_list.txt to link. 
https://results.webkit.org/?platform=mac&platform=ios&style=debug


Crash Log:
0  com.apple.WebCore          	       0x35a6a8194 WTFCrashWithInfo(int, char const*, char const*, int)
1  com.apple.WebCore          	       0x35c5fb538 WebCore::LayoutIntegration::layoutWithFormattingContextForBox(WebCore::Layout::ElementBox const&, WebCore::Layout::LayoutState&)
2  com.apple.WebCore          	       0x35d9b2728 WTF::Detail::CallableWrapper<void (*)(WebCore::Layout::ElementBox const&, WebCore::Layout::LayoutState&), void, WebCore::Layout::ElementBox const&, WebCore::Layout::LayoutState&>::call(WebCore::Layout::ElementBox const&, WebCore::Layout::LayoutState&)
3  com.apple.WebCore          	       0x35c4a66a4 WTF::Function<void (WebCore::Layout::ElementBox const&, WebCore::Layout::LayoutState&)>::operator()(WebCore::Layout::ElementBox const&, WebCore::Layout::LayoutState&) const
4  com.apple.WebCore          	       0x35c4a65d0 WebCore::Layout::LayoutState::layoutWithFormattingContextForBox(WebCore::Layout::ElementBox const&)
5  com.apple.WebCore          	       0x35c51c8ec WebCore::Layout::InlineFormattingContext::layoutWithFormattingContextForBox(WebCore::Layout::ElementBox const&)

REPRODUCIBILITY: 
I was able to bisect the regression at 282042@main using the command. 
run-webkit-tests 282042@main --test-list test_list.txt

[Radar WebKit Bug Importer]

<rdar://problem/133573704>

[EWS]

Committed 282069@main (d4b77129496a): <https://commits.webkit.org/282069@main>

Reviewed commits have been landed. Closing PR #31978 and removing active labels.