[Webkit-unassigned] [Bug 231372] New: [ BigSur AS EWS ] http/tests/xmlhttprequest/access-control-response-with-body.html is flaky crashing

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=231372

            Bug ID: 231372
           Summary: [ BigSur AS EWS ]
                    http/tests/xmlhttprequest/access-control-response-with
                    -body.html is flaky crashing
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Mac (Apple Silicon)
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: New Bugs
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: ayumi_kojima at apple.com

http/tests/xmlhttprequest/access-control-response-with-body.html

Is flaky crashing on macOS-AppleSilicon-Big-Sur-Debug-WK2-Tests-EWS.

The crash is not seen in the open source directory: https://results.webkit.org/?suite=layout-tests&test=http%2Ftests%2Fxmlhttprequest%2Faccess-control-response-with-body.html

Result page: https://ews-build.s3-us-west-2.amazonaws.com/macOS-AppleSilicon-Big-Sur-Debug-WK2-Tests-EWS/r440471-13896/results.html

Stderr:

2021-10-07 05:17:12.767 WebKitTestRunner[63713:11115910] *** Terminating app due to uncaught exception 'NSInternalInconsistencyException', reason: 'This task has already been stopped'
*** First throw call stack:
(
        0   CoreFoundation                      0x0000000198964c78 __exceptionPreprocess + 240
        1   libobjc.A.dylib                     0x000000019868d0a8 objc_exception_throw + 60
        2   CoreFoundation                      0x0000000198964ac4 +[NSException exceptionWithName:reason:userInfo:] + 0
        3   WebKit                              0x000000010eab4718 _ZL25raiseExceptionIfNecessaryN6WebKit16WebURLSchemeTask13ExceptionTypeE + 116
        4   WebKit                              0x000000010eab48d8 -[WKURLSchemeTaskImpl didReceiveResponse:] + 156
        5   WebKit                              0x000000010edccb08 __66-[WKInspectorResourceURLSchemeHandler webView:startURLSchemeTask:]_block_invoke + 1716
        6   Foundation                          0x000000019966df50 __NSBLOCKOPERATION_IS_CALLING_OUT_TO_A_BLOCK__ + 24
        7   Foundation                          0x000000019966ddf8 -[NSBlockOperation main] + 104
        8   Foundation                          0x000000019966dd88 __NSOPERATION_IS_INVOKING_MAIN__ + 24
        9   Foundation                          0x000000019966cfc8 -[NSOperation start] + 808
        10  Foundation                          0x000000019966cc98 __NSOPERATIONQUEUE_IS_STARTING_AN_OPERATION__ + 24
        11  Foundation                          0x000000019966cb4c __NSOQSchedule_f + 184
        12  libdispatch.dylib                   0x0000000198636128 _dispatch_call_block_and_release + 32
        13  libdispatch.dylib                   0x0000000198637ec0 _dispatch_client_callout + 20
        14  libdispatch.dylib                   0x00000001986497b0 _dispatch_root_queue_drain + 688
        15  libdispatch.dylib                   0x0000000198649e90 _dispatch_worker_thread2 + 112
        16  libsystem_pthread.dylib             0x00000001987e3860 _pthread_wqthread + 216
        17  libsystem_pthread.dylib             0x00000001987e25d4 start_wqthread + 8
)
libc++abi: terminating with uncaught exception of type NSException

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