Bug 225258 - js/dom/Promise-reject-large-string.html is a flaky failure
Summary: js/dom/Promise-reject-large-string.html is a flaky failure
Status: NEW
Alias: None
Product: WebKit
Classification: Unclassified
Component: WebCore JavaScript (show other bugs)
Version: WebKit Nightly Build
Hardware: Unspecified Unspecified
: P2 Normal
Assignee: Nobody
URL:
Keywords: InRadar
Depends on:
Blocks:
 
Reported: 2021-04-30 16:20 PDT by Truitt Savell
Modified: 2022-07-15 16:45 PDT (History)
7 users (show)

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Description Truitt Savell 2021-04-30 16:20:05 PDT 
js/dom/Promise-reject-large-string.html

I am seeing this more frequently on Apple Silicon systems

History:
https://results.webkit.org/?suite=layout-tests&test=js%2Fdom%2FPromise-reject-large-string.html

Diff:
--- /Volumes/Data/worker/bigsur-release-applesilicon-tests-wk2/build/layout-test-results/js/dom/Promise-reject-large-string-expected.txt
+++ /Volumes/Data/worker/bigsur-release-applesilicon-tests-wk2/build/layout-test-results/js/dom/Promise-reject-large-string-actual.txt
@@ -1,4 +1,3 @@
-CONSOLE MESSAGE: Unhandled Promise Rejection: aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa...
 PASS successfullyParsed is true
 
 TEST COMPLETE
Comment 1 Radar WebKit Bug Importer 2021-04-30 16:20:47 PDT 
<rdar://problem/77403503>
Comment 2 Truitt Savell 2021-04-30 16:21:17 PDT 
This was introduced in https://trac.webkit.org/changeset/275521/webkit
Comment 3 Truitt Savell 2021-04-30 16:34:44 PDT 
I was able to reproduce this test using command: 

run-webkit-tests --iterations 2000 --exit-after-n-failures 1 --exit-after-n-crashes-or-timeouts 1 --debug-rwt-logging --no-retry --force --no-build -f js/dom/Promise-reject-large-string.html
Comment 4 Robert Jenner 2021-05-11 11:06:06 PDT 
Adding test expectations Pass Failure here while test is reviewed:
https://trac.webkit.org/changeset/277333/webkit
Comment 5 Alexey Proskuryakov 2022-07-15 16:45:00 PDT 
This is still happening, close to 100% of the time.