[Webkit-unassigned] [Bug 222750] New: [MacOS Debug] imported/w3c/web-platform-tests/html/semantics/scripting-1/the-script-element/css-module/css-module-worker-test.html is a flakey crash and failure

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=222750

            Bug ID: 222750
           Summary: [MacOS Debug]
                    imported/w3c/web-platform-tests/html/semantics/scripti
                    ng-1/the-script-element/css-module/css-module-worker-t
                    est.html is a flakey crash and failure
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: New Bugs
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: amir_mark at apple.com

imported/w3c/web-platform-tests/html/semantics/scripting-1/the-script-element/css-module/css-module-worker-test.html

Is a flakey failure on Big Sur Debug Wk1 and Wk2. It is also a flakey failure on Catalina WK1 and Wk2

It is also flakey crashing on Big Sur Debug Wk1, Catalina Debug WK1 and WK2


History:

https://results.webkit.org/?suite=layout-tests&test=imported%2Fw3c%2Fweb-platform-tests%2Fhtml%2Fsemantics%2Fscripting-1%2Fthe-script-element%2Fcss-module%2Fcss-module-worker-test.html


Text Diff:

--- /Volumes/Data/worker/bigsur-debug-tests-wk1/build/layout-test-results/imported/w3c/web-platform-tests/html/semantics/scripting-1/the-script-element/css-module/css-module-worker-test-expected.txt
+++ /Volumes/Data/worker/bigsur-debug-tests-wk1/build/layout-test-results/imported/w3c/web-platform-tests/html/semantics/scripting-1/the-script-element/css-module/css-module-worker-test-actual.txt
@@ -1,5 +1,7 @@
+
+Harness Error (TIMEOUT), message = null

 PASS A static import CSS Module within a web worker should not load.
-PASS A dynamic import CSS Module within a web worker should not load.
+TIMEOUT A dynamic import CSS Module within a web worker should not load. Test timed out
 PASS A CSS Module within a web worker should not load.



Crash Log:

Thread 0:: Dispatch queue: com.apple.main-thread
0   libsystem_kernel.dylib              0x00007fff717b1dfa mach_msg_trap + 10
1   libsystem_kernel.dylib              0x00007fff717b2170 mach_msg + 60
2   com.apple.CoreFoundation            0x00007fff37607ef5 __CFRunLoopServiceMachPort + 247
3   com.apple.CoreFoundation            0x00007fff376069c2 __CFRunLoopRun + 1319
4   com.apple.CoreFoundation            0x00007fff37605e3e CFRunLoopRunSpecific + 462
5   DumpRenderTree                      0x000000010667fc62 runTest(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&) + 3218 (DumpRenderTree.mm:2029)

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