Bug 208340 - [ Mac wk2 ] webgpu/whlsl/textures-sample.html is flaky failing.
Summary: [ Mac wk2 ] webgpu/whlsl/textures-sample.html is flaky failing.
Status: NEW
Alias: None
Product: WebKit
Classification: Unclassified
Component: WebGPU (show other bugs)
Version: WebKit Nightly Build
Hardware: Mac macOS 10.15
: P2 Normal
Assignee: Nobody
URL:
Keywords: InRadar
Depends on:
Blocks:
 
Reported: 2020-02-27 14:09 PST by Jason Lawrence
Modified: 2020-02-28 09:30 PST (History)
2 users (show)

See Also:


Attachments
textures-sample-diff.png (3.45 KB, image/png)
2020-02-27 14:09 PST, Jason Lawrence
no flags Details

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Description Jason Lawrence 2020-02-27 14:09:09 PST
Created attachment 391914 [details]
textures-sample-diff.png

webgpu/whlsl/textures-sample.html

Description:
This test is flaky failing on Mac wk2.The test has been flaky failing throughout the visible history, the oldest failure that I can load, r254949, has the same diff.

History:
https://results.webkit.org/?suite=layout-tests&test=webgpu%2Fwhlsl%2Ftextures-sample.html&limit=50000&platform=mac

Diff:
https://build.webkit.org/results/Apple-Catalina-Release-WK2-Tests/r257581%20(3295)/webgpu/whlsl/textures-sample-diff.png
Comment 1 Radar WebKit Bug Importer 2020-02-27 14:09:31 PST
<rdar://problem/59861799>
Comment 2 Jason Lawrence 2020-02-27 14:21:47 PST
I have marked this test as failing while this issue is investigated.
https://trac.webkit.org/changeset/257586/webkit
Comment 3 Jason Lawrence 2020-02-28 09:30:22 PST
I am able to reproduce this on r257638 by running the following command:
run-webkit-tests --force -f --iterations 3000 --exit-after-n-failures 3 webgpu/whlsl/textures-sample.html

[1067/3000] webgpu/whlsl/textures-sample.html failed unexpectedly (reference mismatch)
[2410/3000] webgpu/whlsl/textures-sample.html failed unexpectedly (reference mismatch)
Retrying 1 unexpected failure ...
Running 1 WebKitTestRunner.
2998 tests ran as expected, 2 didn't: