[Webkit-unassigned] [Bug 161632] New: REGRESSION: LayoutTest imported/w3c/web-platform-tests/fetch/api/cors/cors-preflight-status.html is a flaky crash

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=161632

            Bug ID: 161632
           Summary: REGRESSION: LayoutTest
                    imported/w3c/web-platform-tests/fetch/api/cors/cors-pr
                    eflight-status.html is a flaky crash
    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

REGRESSION: LayoutTest imported/w3c/web-platform-tests/fetch/api/cors/cors-preflight-status.html is a flaky crash

Thread 36 Crashed:: WebCore: Worker
0   com.apple.JavaScriptCore          0x000000010d922007 WTFCrash + 39
1   com.apple.JavaScriptCore          0x000000010d4442de JSC::JSPromiseDeferred::create(JSC::ExecState*, JSC::JSGlobalObject*) + 206
2   com.apple.WebCore                 0x00000001139f1e05 WebCore::callPromiseFunction(JSC::ExecState&, long long (*)(JSC::ExecState*, JSC::JSPromiseDeferred*)) + 53
3   com.apple.WebCore                 0x0000000114247a5c WebCore::jsWorkerGlobalScopePrototypeFunctionFetchRequest(JSC::ExecState*) + 28
4   ???                               0x0000316c0b050088 0 + 54340111106184
5   ???                               0x0000316c0b0f37e6 0 + 54340111775718
6   com.apple.JavaScriptCore          0x000000010d51bdfb llint_entry + 28055
7   ???                               0x0000316c0b0f82f3 0 + 54340111794931
8   com.apple.JavaScriptCore          0x000000010d514e4e vmEntryToJavaScript + 334
9   com.apple.JavaScriptCore          0x000000010d2e8e4a JSC::JITCode::execute(JSC::VM*, JSC::ProtoCallFrame*) + 218
10  com.apple.JavaScriptCore          0x000000010d26b33a JSC::Interpreter::executeCall(JSC::ExecState*, JSC::JSObject*, JSC::CallType, JSC::CallData const&, JSC::JSValue, JSC::ArgList const&) + 1226
11  com.apple.JavaScriptCore          0x000000010caf3e7e JSC::call(JSC::ExecState*, JSC::JSValue, JSC::CallType, JSC::CallData const&, JSC::JSValue, JSC::ArgList const&) + 190
12  com.apple.JavaScriptCore          0x000000010caf400b JSC::profiledCall(JSC::ExecState*, JSC::ProfilingReason, JSC::JSValue, JSC::CallType, JSC::CallData const&, JSC::JSValue, JSC::ArgList const&) + 123
13  com.apple.JavaScriptCore          0x000000010d3e3b0a JSC::JSJobMicrotask::run(JSC::ExecState*) + 410
14  com.apple.WebCore                 0x0000000113b1f4e5 WebCore::JSGlobalObjectCallback::call() + 293
15  com.apple.WebCore                 0x0000000113b1e761 WebCore::JSGlobalObjectTask::JSGlobalObjectTask(WebCore::JSDOMGlobalObject*, WTF::Ref<JSC::Microtask>&&)::$_0::operator()(WebCore::ScriptExecutionContext&) const + 33
16  com.apple.WebCore                 0x0000000113b1e6b7 WTF::Function<void (WebCore::ScriptExecutionContext&)>::CallableWrapper<WebCore::JSGlobalObjectTask::JSGlobalObjectTask(WebCore::JSDOMGlobalObject*, WTF::Ref<JSC::Microtask>&&)::$_0>::call(WebCore::ScriptExecutionContext&) + 55
17  com.apple.WebCore                 0x00000001130dcaf7 WTF::Function<void (WebCore::ScriptExecutionContext&)>::operator()(WebCore::ScriptExecutionContext&) const + 119
18  com.apple.WebCore                 0x00000001130cd4fd WebCore::ScriptExecutionContext::Task::performTask(WebCore::ScriptExecutionContext&) + 29
19  com.apple.WebCore                 0x00000001151ebee9 WebCore::WorkerRunLoop::Task::performTask(WebCore::WorkerRunLoop const&, WebCore::WorkerGlobalScope*) + 105
20  com.apple.WebCore                 0x00000001151eb9aa WebCore::WorkerRunLoop::runInMode(WebCore::WorkerGlobalScope*, WebCore::ModePredicate const&, WebCore::WorkerRunLoop::WaitMode) + 1034
21  com.apple.WebCore                 0x00000001151eb566 WebCore::WorkerRunLoop::run(WebCore::WorkerGlobalScope*) + 86
22  com.apple.WebCore                 0x00000001151f3cf5 WebCore::WorkerThread::runEventLoop() + 53
23  com.apple.WebCore                 0x0000000113036229 WebCore::DedicatedWorkerThread::runEventLoop() + 89
24  com.apple.WebCore                 0x00000001151f3c17 WebCore::WorkerThread::workerThread() + 1127
25  com.apple.WebCore                 0x00000001151f37a5 WebCore::WorkerThread::workerThreadStart(void*) + 21
26  com.apple.JavaScriptCore          0x000000010d993979 WTF::createThread(void (*)(void*), void*, char const*)::$_0::operator()() const + 25
27  com.apple.JavaScriptCore          0x000000010d99394d void std::__1::__invoke_void_return_wrapper<void>::__call<WTF::createThread(void (*)(void*), void*, char const*)::$_0&>(WTF::createThread(void (*)(void*), void*, char const*)::$_0&&&) + 45
28  com.apple.JavaScriptCore          0x000000010d9938ec std::__1::__function::__func<WTF::createThread(void (*)(void*), void*, char const*)::$_0, std::__1::allocator<WTF::createThread(void (*)(void*), void*, char const*)::$_0>, void ()>::operator()() + 44
29  com.apple.JavaScriptCore          0x000000010cf6199a std::__1::function<void ()>::operator()() const + 26
30  com.apple.JavaScriptCore          0x000000010d99254e WTF::threadEntryPoint(void*) + 158
31  com.apple.JavaScriptCore          0x000000010d993ff1 WTF::wtfThreadEntryPoint(void*) + 289
32  libsystem_pthread.dylib           0x00007fff902fd05a _pthread_body + 131
33  libsystem_pthread.dylib           0x00007fff902fcfd7 _pthread_start + 176
34  libsystem_pthread.dylib           0x00007fff902fa3ed thread_start + 13

https://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#showAllRuns=true&tests=imported%2Fw3c%2Fweb-platform-tests%2Ffetch%2Fapi%2Fcors%2Fcors-preflight-status.html

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