[Webkit-unassigned] [Bug 221852] New: REGRESSION: ASSERTION FAILED: m_shouldBeCalledOnMainThread == isMainThread()

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=221852

            Bug ID: 221852
           Summary: REGRESSION: ASSERTION FAILED:
                    m_shouldBeCalledOnMainThread == isMainThread()
           Product: WebKit
           Version: Other
          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

macOS Debug WK2 testers are exiting layout test early with the following assertion failure:

ASSERTION FAILED: m_shouldBeCalledOnMainThread == isMainThread()
/Volumes/Data/slave/catalina-debug/build/WebKitBuild/Debug/usr/local/include/wtf/CompletionHandler.h(65) : Out WTF::CompletionHandler<void (const WTF::Optional<WebKit::SecItemResponseData> &)>::operator()(In...)
1   0x10da7cba9 WTFCrash
2   0x11903c8ab WTFCrashWithInfo(int, char const*, char const*, int)
3   0x119842f33 WTF::CompletionHandler<void (WTF::Optional<WebKit::SecItemResponseData> const&)>::operator()(WTF::Optional<WebKit::SecItemResponseData> const&)
4   0x119842b13 WTF::Detail::CallableWrapper<WTF::CompletionHandler<void (WTF::Optional<WebKit::SecItemResponseData> const&)>, void, WTF::Optional<WebKit::SecItemResponseData>&&>::call(WTF::Optional<WebKit::SecItemResponseData>&&)
5   0x1198409ea WTF::Function<void (WTF::Optional<WebKit::SecItemResponseData>&&)>::operator()(WTF::Optional<WebKit::SecItemResponseData>&&) const
6   0x11983fd1e WTF::CompletionHandler<void (WTF::Optional<WebKit::SecItemResponseData>&&)>::operator()(WTF::Optional<WebKit::SecItemResponseData>&&)
7   0x11a9b2901 WebKit::SecItemShimProxy::secItemRequest(WebKit::SecItemRequestData const&, WTF::CompletionHandler<void (WTF::Optional<WebKit::SecItemResponseData>&&)>&&)
8   0x1198426ea void IPC::callMemberFunctionImpl<WebKit::SecItemShimProxy, void (WebKit::SecItemShimProxy::*)(WebKit::SecItemRequestData const&, WTF::CompletionHandler<void (WTF::Optional<WebKit::SecItemResponseData>&&)>&&), void (WTF::Optional<WebKit::SecItemResponseData> const&), std::__1::tuple<WebKit::SecItemRequestData>, 0ul>(WebKit::SecItemShimProxy*, void (WebKit::SecItemShimProxy::*)(WebKit::SecItemRequestData const&, WTF::CompletionHandler<void (WTF::Optional<WebKit::SecItemResponseData>&&)>&&), WTF::CompletionHandler<void (WTF::Optional<WebKit::SecItemResponseData> const&)>&&, std::__1::tuple<WebKit::SecItemRequestData>&&, std::__1::integer_sequence<unsigned long, 0ul>)
9   0x119841125 void IPC::callMemberFunction<WebKit::SecItemShimProxy, void (WebKit::SecItemShimProxy::*)(WebKit::SecItemRequestData const&, WTF::CompletionHandler<void (WTF::Optional<WebKit::SecItemResponseData>&&)>&&), void (WTF::Optional<WebKit::SecItemResponseData> const&), std::__1::tuple<WebKit::SecItemRequestData>, std::__1::integer_sequence<unsigned long, 0ul> >(std::__1::tuple<WebKit::SecItemRequestData>&&, WTF::CompletionHandler<void (WTF::Optional<WebKit::SecItemResponseData> const&)>&&, WebKit::SecItemShimProxy*, void (WebKit::SecItemShimProxy::*)(WebKit::SecItemRequestData const&, WTF::CompletionHandler<void (WTF::Optional<WebKit::SecItemResponseData>&&)>&&))
10  0x11984006e void IPC::handleMessageAsync<Messages::SecItemShimProxy::SecItemRequest, WebKit::SecItemShimProxy, void (WebKit::SecItemShimProxy::*)(WebKit::SecItemRequestData const&, WTF::CompletionHandler<void (WTF::Optional<WebKit::SecItemResponseData>&&)>&&)>(IPC::Connection&, IPC::Decoder&, WebKit::SecItemShimProxy*, void (WebKit::SecItemShimProxy::*)(WebKit::SecItemRequestData const&, WTF::CompletionHandler<void (WTF::Optional<WebKit::SecItemResponseData>&&)>&&))
11  0x11983fe63 WebKit::SecItemShimProxy::didReceiveMessage(IPC::Connection&, IPC::Decoder&)
12  0x1190ad9d5 IPC::Connection::dispatchWorkQueueMessageReceiverMessage(IPC::Connection::WorkQueueMessageReceiver&, IPC::Decoder&)
13  0x1190d778a IPC::Connection::dispatchMessageToWorkQueueReceiver(std::__1::unique_ptr<IPC::Decoder, std::__1::default_delete<IPC::Decoder> >&)::$_10::operator()()
14  0x1190d765e WTF::Detail::CallableWrapper<IPC::Connection::dispatchMessageToWorkQueueReceiver(std::__1::unique_ptr<IPC::Decoder, std::__1::default_delete<IPC::Decoder> >&)::$_10, void>::call()
15  0x10daa8102 WTF::Function<void ()>::operator()() const
16  0x10dbcacfe WTF::WorkQueue::dispatch(WTF::Function<void ()>&&)::$_0::operator()() const
17  0x10dbcaef2 WTF::BlockPtr<void ()> WTF::BlockPtr<void ()>::fromCallable<WTF::WorkQueue::dispatch(WTF::Function<void ()>&&)::$_0>(WTF::WorkQueue::dispatch(WTF::Function<void ()>&&)::$_0)::'lambda'(void*)::operator()(void*) const
18  0x10dbcaec5 WTF::BlockPtr<void ()> WTF::BlockPtr<void ()>::fromCallable<WTF::WorkQueue::dispatch(WTF::Function<void ()>&&)::$_0>(WTF::WorkQueue::dispatch(WTF::Function<void ()>&&)::$_0)::'lambda'(void*)::__invoke(void*)
19  0x7fff686476c4 _dispatch_call_block_and_release
20  0x7fff68648658 _dispatch_client_callout
21  0x7fff6864dc44 _dispatch_lane_serial_drain
22  0x7fff6864e5d6 _dispatch_lane_invoke
23  0x7fff68657c09 _dispatch_workloop_worker_thread
24  0x7fff688a2a3d _pthread_wqthread
25  0x7fff688a1b77 start_wqthread


https://build.webkit.org/results/Apple-Catalina-Debug-WK2-Tests/r272800%20(121)/results.html

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