Bug 291966 – REGRESSION (292292@main): [ Sequoia+ wk2 ] http/tests/webgpu/webgpu/api/validation/render_pipeline/fragment_state.html is a flaky timeout

• Component: New Bugs
• Status: NEW

[Karl Rackler]

Created attachment 475033 [details]
fragment_state_diff

Description:
http/tests/webgpu/webgpu/api/validation/render_pipeline/fragment_state.html

The test averaged approximately 18 seconds, and after commit 292292@main, it averaged 30 to 31 seconds.

This issue can be reproduced using command:
run-webkit-tests --release --exit-after-n-crashes-or-timeouts 1 --iterations 50 --no-retry --force -f http/tests/webgpu/webgpu/api/validation/render_pipeline/fragment_state.html

History:
https://results.webkit.org/?suite=layout-tests&test=http%2Ftests%2Fwebgpu%2Fwebgpu%2Fapi%2Fvalidation%2Frender_pipeline%2Ffragment_state.html

Diff:
@@ -1,3788 +1,3 @@
+FAIL: Timed out waiting for notifyDone to be called
 
-PASS :color_target_exists:isAsync=false
-PASS :color_target_exists:isAsync=true
-PASS :targets_format_is_color_format:format="rgba8unorm";isAsync=false
-PASS :targets_format_is_color_format:format="rgba8unorm";isAsync=true
-PASS :targets_format_is_color_format:format="stencil8";isAsync=false
-PASS :targets_format_is_color_format:format="stencil8";isAsync=true
**complete diff attached**

Test Run:
https://build.webkit.org/#/builders/1227/builds/2546
layout-test Full logs:
02:17:12.015 5593 [26287/83574] http/tests/webgpu/webgpu/api/validation/render_pipeline/fragment_state.html failed unexpectedly (test timed out, text diff)
02:17:12.015 5593 worker/1 killing driver
02:17:12.417 5593 worker/1 http/tests/webgpu/webgpu/api/validation/render_pipeline/fragment_state.html failed:
02:17:12.417 5593 worker/1 test timed out
02:17:12.417 5593 worker/1 text diff

[Radar WebKit Bug Importer]

<rdar://problem/149873967>

[EWS]

Test gardening commit 294014@main (47d8ef3e8749): <https://commits.webkit.org/294014@main>

Reviewed commits have been landed. Closing PR #44430 and removing active labels.