Created attachment 471448 [details] Screen recording ...
<rdar://problem/128406756>
Created attachment 471477 [details] Testcase reduction Looks like `overflow: clip` has something to do with this.
Created attachment 471481 [details] More reduced test case
Created attachment 471491 [details] Testcase a more completely test case showing the issue in both axises
Pull request: https://github.com/WebKit/WebKit/pull/29140
Committed 279433@main (14d2ee99d4aa): <https://commits.webkit.org/279433@main> Reviewed commits have been landed. Closing PR #29140 and removing active labels.
Submitted web-platform-tests pull request: https://github.com/web-platform-tests/wpt/pull/46672