237218 – [ iOS EWS ] fast/layers/parent-clipping-overflow-is-overwritten-by-child-clipping.html is a flaky image failure.

Bug 237218 - [ iOS EWS ] fast/layers/parent-clipping-overflow-is-overwritten-by-child-clipping.html is a flaky image failure.

Summary: [ iOS EWS ] fast/layers/parent-clipping-overflow-is-overwritten-by-child-clip...

Status:	RESOLVED FIXED

Alias:	None

Product:	WebKit
Classification:	Unclassified
Component:	Compositing (show other bugs)
Version:	WebKit Nightly Build
Hardware:	Unspecified Unspecified

Importance:	P2 Normal
Assignee:	zalan

URL:
Keywords:	InRadar

Depends on:
Blocks:

Reported:	2022-02-25 11:21 PST by Dawn Morningstar
Modified:	2022-04-08 07:33 PDT (History)
CC List:	5 users (show)

See Also:

Attachments
Diff images (27.92 KB, application/zip) 2022-02-25 11:24 PST, Dawn Morningstar	no flags	Details
expectations (1.57 KB, patch) 2022-02-25 11:36 PST, Dawn Morningstar	no flags	Details \| Formatted Diff \| Diff
Patch (2.54 KB, patch) 2022-03-29 13:24 PDT, zalan	no flags	Details \| Formatted Diff \| Diff
Show Obsolete (1) View All Add an attachment (proposed patch, testcase, etc.)

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Description Dawn Morningstar 2022-02-25 11:21:26 PST

fast/layers/parent-clipping-overflow-is-overwritten-by-child-clipping.html
is a flaky image failure on iOS queues and EWS.


HISTORY:
https://results.webkit.org/?suite=layout-tests&test=fast%2Flayers%2Fparent-clipping-overflow-is-overwritten-by-child-clipping.html

DIFF:
https://build.webkit.org/results/Apple-iOS-15-Simulator-Release-WK2-Tests/r290190%20(1467)/fast/layers/parent-clipping-overflow-is-overwritten-by-child-clipping-diff.png

Comment 1 Dawn Morningstar 2022-02-25 11:24:09 PST

Created attachment 453233 [details]
Diff images

Images attached for the diff, expected, and actual.

Comment 2 Dawn Morningstar 2022-02-25 11:25:15 PST

Creating expectation to speed up EWS while issue is being investigated.

Comment 3 Dawn Morningstar 2022-02-25 11:36:28 PST

Created attachment 453238 [details]
expectations

Comment 4 Radar WebKit Bug Importer 2022-02-25 11:38:01 PST

<rdar://problem/89484834>

Comment 5 Robert Jenner 2022-02-25 11:42:30 PST

Comment on attachment 453238 [details]
expectations

Clearing flags on attachment: 453238

Committed r290520 (247803@trunk): <https://commits.webkit.org/247803@trunk>

Comment 6 Dawn Morningstar 2022-02-25 17:35:34 PST

Unable to reproduce the failure locally on iOS Production TOT, r289789, or r289787.

Comment 7 Alexey Proskuryakov 2022-02-25 17:46:11 PST

Pixel noise, why?

Comment 8 zalan 2022-03-29 13:24:46 PDT

Created attachment 456055 [details]
Patch

Comment 9 zalan 2022-03-29 13:25:16 PDT

Let's see if Ahem has this issue too.

Comment 10 zalan 2022-04-08 06:03:38 PDT

Comment on attachment 456055 [details]
Patch

it's passing locally.

Comment 11 EWS 2022-04-08 07:33:44 PDT

Committed r292604 (249436@main): <https://commits.webkit.org/249436@main>

All reviewed patches have been landed. Closing bug and clearing flags on attachment 456055 [details].