[Webkit-unassigned] [Bug 160510] New: LayoutTest http/tests/fetch/fetch-in-worker-crash.html is flaky

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=160510

            Bug ID: 160510
           Summary: LayoutTest http/tests/fetch/fetch-in-worker-crash.html
                    is flaky
    Classification: Unclassified
           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: ryanhaddad at apple.com

LayoutTest http/tests/fetch/fetch-in-worker-crash.html is flaky

Crash:
https://build.webkit.org/results/Apple%20El%20Capitan%20Release%20WK2%20(Tests)/r204079%20(8190)/results.html

Failure:
https://build.webkit.org/results/Apple%20El%20Capitan%20Debug%20WK1%20(Tests)/r204075%20(7134)/results.html

Flakiness dashboard:
https://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#showAllRuns=true&tests=http%2Ftests%2Ffetch%2Ffetch-in-worker-crash.html

Thread 26 Crashed:: WebCore: Worker
0   com.apple.WebCore                 0x00000001095bf3bf WebCore::WorkerThreadableLoader::MainThreadBridge::cancel() + 335 (WorkerThreadableLoader.cpp:159)
1   com.apple.WebCore                 0x000000010881a8dd WebCore::FetchResponse::stop() + 221 (FetchResponse.cpp:300)
2   com.apple.WebCore                 0x000000010925ffe7 WebCore::ScriptExecutionContext::stopActiveDOMObjects() + 343 (ScriptExecutionContext.cpp:298)
3   com.apple.WebCore                 0x00000001095be730 WTF::Function<void (WebCore::ScriptExecutionContext&)>::CallableWrapper<WebCore::WorkerThread::stop()::$_0>::call(WebCore::ScriptExecutionContext&) + 32 (Function.h:101)
4   com.apple.WebCore                 0x00000001095bb5b3 WebCore::WorkerRunLoop::runCleanupTasks(WebCore::WorkerGlobalScope*) + 211 (memory:2459)
5   com.apple.WebCore                 0x00000001095bb2bf WebCore::WorkerRunLoop::run(WebCore::WorkerGlobalScope*) + 111 (WorkerRunLoop.cpp:134)
6   com.apple.WebCore                 0x00000001095be3be WebCore::WorkerThread::workerThread() + 718 (WorkerThread.cpp:186)
7   com.apple.JavaScriptCore          0x0000000107e19f52 WTF::threadEntryPoint(void*) + 178 (Threading.cpp:61)
8   com.apple.JavaScriptCore          0x0000000107e1a36f WTF::wtfThreadEntryPoint(void*) + 15 (ThreadingPthreads.cpp:166)
9   libsystem_pthread.dylib           0x00007fff8eae399d _pthread_body + 131
10  libsystem_pthread.dylib           0x00007fff8eae391a _pthread_start + 168
11  libsystem_pthread.dylib           0x00007fff8eae1351 thread_start + 13


--- /Volumes/Data/slave/elcapitan-debug-tests-wk1/build/layout-test-results/http/tests/fetch/fetch-in-worker-crash-expected.txt
+++ /Volumes/Data/slave/elcapitan-debug-tests-wk1/build/layout-test-results/http/tests/fetch/fetch-in-worker-crash-actual.txt
@@ -1,5 +1,5 @@
 CONSOLE MESSAGE: line 11: 0
-CONSOLE MESSAGE: line 11: 1
+CONSOLE MESSAGE: line 11: FAIL: promise 1 resolved
 Test that terminating an ongoing fetch in a worker does not cause a crash.

 PASS: No crash.

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