Bug 230514 – [ BigSur Catalina iOS14 wk2 Release ] imported/w3c/web-platform-tests/html/webappapis/structured-clone/structured-clone.any.html is a flaky crash (no data while reading stdout for the server process)

• Component: Tools / Tests
• Status: RESOLVED DUPLICATE

[Eric Hutchison]

Created attachment 438734 [details]
Crash Log

imported/w3c/web-platform-tests/html/webappapis/structured-clone/structured-clone.any.html

is a flaky crash on BigSur wk2 Release.

History: https://results.webkit.org/?suite=layout-tests&test=imported/w3c/web-platform-tests/html/webappapis/structured-clone/structured-clone.any.html

Results: https://ews-build.s3-us-west-2.amazonaws.com/macOS-Catalina-Release-WK2-Tests-EWS/r438652-15963/results.html

Crash Log: no crash log (file attached):link: https://ews-build.s3-us-west-2.amazonaws.com/macOS-Catalina-Release-WK2-Tests-EWS/r438652-15963/imported/w3c/web-platform-tests/html/webappapis/structured-clone/structured-clone.any-crash-log.txt

Text:

No crash log found for com.apple.WebKit.WebContent.Development:27345.

stdout:

stderr:
com.apple.WebKit.WebContent.Development terminated (pid 27345) because the process crashed

Unable to reproduce crash locally.

[Radar WebKit Bug Importer]

<rdar://problem/83325741>

[Eric Hutchison]

Also affects Catalina wk2 on ews: https://ews-build.webkit.org/#/builders/59/builds/15963

and iOS14 on ews: https://ews-build.webkit.org/#/builders/51/builds/21584

Updated test expectations at https://trac.webkit.org/changeset/282787/webkit

[Radar WebKit Bug Importer]

<rdar://problem/83326350>

[Alexey Proskuryakov]

Why does this always happen for a new test in a test group?

10:16:15.895 29505 worker/5 finished test group
10:16:15.943 29505 worker/5 com.apple.WebKit.WebContent.Development crash, pid = 38945
10:16:15.963 29505 worker/5 This test marked as a crash because of no data while reading stdout for the server process.
10:16:15.963 29505 worker/5 This test marked as a crash because of no data while reading stdout for the server process.
10:17:01.034 29505 worker/5 worker/5 imported/w3c/web-platform-tests/html/webappapis/structured-clone/structured-clone.any.html crashed, (stderr lines):
10:17:01.035 29505 worker/5   com.apple.WebKit.WebContent.Development terminated (pid 38945) because the process crashed
10:17:01.035 29505 worker/5 killing driver

[Eric Hutchison]

*** This bug has been marked as a duplicate of bug 231684 ***