Bug 286080 – [ macOS Release WK2 ] fast/webgpu/nocrash/fuzz-284937.html never passes

• Component: WebGPU
• Status: NEW

[Robert Jenner]

fast/webgpu/nocrash/fuzz-284937.html 

never passes. It only runs on macOS Release WK2 builds. An expectation for this test has been set as Pass Fail. However, it is a constant Timeout on Ventura and Sequoia Release on Apple Silicon. On Sonoma it flaky crashes on Intel, then fluctuates between flaky timeouts and flaky failures. 

HISTORY:
https://results.webkit.org/?suite=layout-tests&test=fast%2Fwebgpu%2Fnocrash%2Ffuzz-284937.html

According to the history, this test was introduced with this behavior. The test was introduced at: https://commits.webkit.org/288256@main

TIMEOUT DIFF:
https://build.webkit.org/results/Apple-Sequoia-Release-AppleSilicon-WK2-Tests/289013@main%20(1311)/fast/webgpu/nocrash/fuzz-284937-pretty-diff.html

--- /Volumes/Data/worker/Apple-Sequoia-Release-AppleSilicon-WK2-Tests/build/layout-test-results/fast/webgpu/nocrash/fuzz-284937-expected.txt
+++ /Volumes/Data/worker/Apple-Sequoia-Release-AppleSilicon-WK2-Tests/build/layout-test-results/fast/webgpu/nocrash/fuzz-284937-actual.txt
@@ -1,62 +1,24 @@
 CONSOLE MESSAGE: promises created
-CONSOLE MESSAGE: device0 lost!
-CONSOLE MESSAGE:
-CONSOLE MESSAGE: device0 lost!
-CONSOLE MESSAGE:
-CONSOLE MESSAGE: device0 lost!
-CONSOLE MESSAGE:
-CONSOLE MESSAGE: device0 lost!
-CONSOLE MESSAGE:
-CONSOLE MESSAGE: device0 lost!
-CONSOLE MESSAGE:
-CONSOLE MESSAGE: device0 lost!
-CONSOLE MESSAGE:
-CONSOLE MESSAGE: device0 lost!
-CONSOLE MESSAGE:
-CONSOLE MESSAGE: device0 lost!
-CONSOLE MESSAGE:
-CONSOLE MESSAGE: device0 lost!
-CONSOLE MESSAGE:
-CONSOLE MESSAGE: device0 lost!
-CONSOLE MESSAGE:
-CONSOLE MESSAGE: device0 lost!
-CONSOLE MESSAGE:
-CONSOLE MESSAGE: device0 lost!
-CONSOLE MESSAGE:
-CONSOLE MESSAGE: device0 lost!
-CONSOLE MESSAGE:
-CONSOLE MESSAGE: Unhandled Promise Rejection: GPUPipelineError
-CONSOLE MESSAGE: device0 lost!
-CONSOLE MESSAGE:
-CONSOLE MESSAGE: device0 lost!
-CONSOLE MESSAGE:
-CONSOLE MESSAGE: device0 lost!
-CONSOLE MESSAGE:
-CONSOLE MESSAGE: the end
-CONSOLE MESSAGE: the end
-CONSOLE MESSAGE: repro_284937.html
-CONSOLE MESSAGE: notify done
+FAIL: Timed out waiting for notifyDone to be called
+
 layer at (0,0) size 785x4861
   RenderView at (0,0) size 785x600
 layer at (0,0) size 785x4861
   RenderBlock {HTML} at (0,0) size 785x4861 [color=#99DDBBCC] [bgcolor=#102030E0]
     RenderBody {BODY} at (8,8) size 769x4845
-      RenderHTMLCanvas {CANVAS} at (0,4395) size 300x150
-      RenderImage {IMG} at (300,4543) size 26x2


CRASHLOG:
https://build.webkit.org/results/Apple-Sequoia-Release-WK2-Tests/289002@main%20(1309)/fast/webgpu/nocrash/fuzz-284937-crash-log.txt
No crash log found for com.apple.WebKit.GPU.Development:81192.

stdout:

stderr:
com.apple.WebKit.GPU.Development terminated (pid 81192) for reason: crash

[Radar WebKit Bug Importer]

<rdar://problem/143065194>

[Robert Jenner]

I can reproduce the timeout easily on macOS Sequoia release WK2 Apple Silicon ToT running the test as follows:

run-webkit-tests fast/webgpu/nocrash/fuzz-284937.html 

I currently don't have an Intel Mac setup to repo the crash.

[Robert Jenner]

Pull request: https://github.com/WebKit/WebKit/pull/39138

[EWS]

Test gardening commit 289016@main (8ce15dbd046c): <https://commits.webkit.org/289016@main>

Reviewed commits have been landed. Closing PR #39138 and removing active labels.

[Ben Schwartz]

This bug is made obsolete by arm64 test gardening changes in 290311@main. Please file a new bug if issues persist on x86_64 machines.