[Webkit-unassigned] [Bug 178586] New: WebKit::WebProcess::getWorkerContextConnection() is crashing in API tests on Debug builds

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=178586

            Bug ID: 178586
           Summary: WebKit::WebProcess::getWorkerContextConnection() is
                    crashing in API tests on Debug builds
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: WebCore Misc.
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: youennf at gmail.com

Log is:

ASSERTION FAILED: !m_serviceWorkerManager
/Volumes/Data/slave/highsierra-debug/build/Source/WebKit/WebProcess/WebProcess.cpp(1636) : void WebKit::WebProcess::getWorkerContextConnection()
1   0x5c6cd745d WTFCrash
2   0x107b45590 WebKit::WebProcess::getWorkerContextConnection()
3   0x107b8e0ae void IPC::callMemberFunctionImpl<WebKit::WebProcess, void (WebKit::WebProcess::*)(), std::__1::tuple<> >(WebKit::WebProcess*, void (WebKit::WebProcess::*)(), std::__1::tuple<>&&, std::__1::integer_sequence<unsigned long>)
4   0x107b8e020 void IPC::callMemberFunction<WebKit::WebProcess, void (WebKit::WebProcess::*)(), std::__1::tuple<>, std::__1::integer_sequence<unsigned long> >(std::__1::tuple<>&&, WebKit::WebProcess*, void (WebKit::WebProcess::*)())
5   0x107b8c86d void IPC::handleMessage<Messages::WebProcess::GetWorkerContextConnection, WebKit::WebProcess, void (WebKit::WebProcess::*)()>(IPC::Decoder&, WebKit::WebProcess*, void (WebKit::WebProcess::*)())
6   0x107b88334 WebKit::WebProcess::didReceiveWebProcessMessage(IPC::Connection&, IPC::Decoder&)
7   0x107b3b1cb WebKit::WebProcess::didReceiveMessage(IPC::Connection&, IPC::Decoder&)
8   0x10706d643 IPC::Connection::dispatchMessage(IPC::Decoder&)
9   0x107062c28 IPC::Connection::dispatchMessage(std::__1::unique_ptr<IPC::Decoder, std::__1::default_delete<IPC::Decoder> >)
10  0x10706dc4a IPC::Connection::dispatchOneMessage()
11  0x107085f2d IPC::Connection::enqueueIncomingMessage(std::__1::unique_ptr<IPC::Decoder, std::__1::default_delete<IPC::Decoder> >)::$_14::operator()()
12  0x107085e89 WTF::Function<void ()>::CallableWrapper<IPC::Connection::enqueueIncomingMessage(std::__1::unique_ptr<IPC::Decoder, std::__1::default_delete<IPC::Decoder> >)::$_14>::call()
13  0x5c6d0cdeb WTF::Function<void ()>::operator()() const
14  0x5c6d2d423 WTF::RunLoop::performWork()
15  0x5c6d2dca4 WTF::RunLoop::performWork(void*)
16  0x7fff414d4941 __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__
17  0x7fff4158c33c __CFRunLoopDoSource0
18  0x7fff414b7930 __CFRunLoopDoSources0
19  0x7fff414b6dad __CFRunLoopRun
20  0x7fff414b6607 CFRunLoopRunSpecific
21  0x7fff407cb866 RunCurrentEventLoopInMode
22  0x7fff407cb5d6 ReceiveNextEventCommon
23  0x7fff407cb354 _BlockUntilNextEventMatchingListInModeWithFilter
24  0x7fff3eac944f _DPSNextEvent
25  0x7fff3f25e508 -[NSApplication(NSEvent) _nextEventMatchingEventMask:untilDate:inMode:dequeue:]
26  0x7fff3eabe25d -[NSApplication run]
27  0x7fff3ea8d3fe NSApplicationMain
28  0x7fff68d8af33 _xpc_objc_main
29  0x7fff68d89b86 xpc_main
30  0x106f2012b main

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