[Webkit-unassigned] [Bug 227046] [Mac EWS] TestWebKitAPI.WebKit.AudioBufferSize is flaky timing out on EWS

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=227046

--- Comment #4 from Chris Dumez <cdumez at apple.com> ---
I don't know much about this particular test but if it relies on the GPUProcess, it might also be related to the following flaky crash that is still occurring on our bots:

stderr:
ASSERTION FAILED: isInRoutingArbitrationForToken(token) || m_setupArbitrationOngoing
./platform/audio/mac/SharedRoutingArbitrator.mm(123) : void WebCore::SharedRoutingArbitrator::endRoutingArbitrationForToken(const WebCore::SharedRoutingArbitrator::Token &)
1   0x100f29ec0 WTFCrash
2   0x11d9f3540 JSC::JSValue::isUndefined() const
3   0x11eb8d5f4 WebCore::SharedRoutingArbitrator::endRoutingArbitrationForToken(WebCore::SharedRoutingArbitrator::Token const&)
4   0x10aa650f4 WebKit::AudioSessionRoutingArbitratorProxy::endRoutingArbitration()
5   0x1093c13f8 void IPC::callMemberFunctionImpl<WebKit::AudioSessionRoutingArbitratorProxy, void (WebKit::AudioSessionRoutingArbitratorProxy::*)(), std::__1::tuple<> >(WebKit::AudioSessionRoutingArbitratorProxy*, void (WebKit::AudioSessionRoutingArbitratorProxy::*)(), std::__1::tuple<>&&, std::__1::integer_sequence<unsigned long>)
6   0x1093c0f30 void IPC::callMemberFunction<WebKit::AudioSessionRoutingArbitratorProxy, void (WebKit::AudioSessionRoutingArbitratorProxy::*)(), std::__1::tuple<>, std::__1::integer_sequence<unsigned long> >(std::__1::tuple<>&&, WebKit::AudioSessionRoutingArbitratorProxy*, void (WebKit::AudioSessionRoutingArbitratorProxy::*)())
7   0x1093bd53c void IPC::handleMessage<Messages::AudioSessionRoutingArbitratorProxy::EndRoutingArbitration, WebKit::AudioSessionRoutingArbitratorProxy, void (WebKit::AudioSessionRoutingArbitratorProxy::*)()>(IPC::Decoder&, WebKit::AudioSessionRoutingArbitratorProxy*, void (WebKit::AudioSessionRoutingArbitratorProxy::*)())
8   0x1093bd2b8 WebKit::AudioSessionRoutingArbitratorProxy::didReceiveMessage(IPC::Connection&, IPC::Decoder&)
9   0x109959c78 IPC::MessageReceiverMap::dispatchMessage(IPC::Connection&, IPC::Decoder&)
10  0x10a9b09e4 WebKit::AuxiliaryProcessProxy::dispatchMessage(IPC::Connection&, IPC::Decoder&)
11  0x10ac9f3b8 WebKit::WebProcessProxy::didReceiveMessage(IPC::Connection&, IPC::Decoder&)
12  0x10941a428 IPC::Connection::dispatchMessage(IPC::Decoder&)
13  0x10941ab70 IPC::Connection::dispatchMessage(std::__1::unique_ptr<IPC::Decoder, std::__1::default_delete<IPC::Decoder> >)
14  0x109419118 IPC::Connection::dispatchIncomingMessages()
15  0x10943dbf8 IPC::Connection::enqueueIncomingMessage(std::__1::unique_ptr<IPC::Decoder, std::__1::default_delete<IPC::Decoder> >)::$_12::operator()()
16  0x10943db00 WTF::Detail::CallableWrapper<IPC::Connection::enqueueIncomingMessage(std::__1::unique_ptr<IPC::Decoder, std::__1::default_delete<IPC::Decoder> >)::$_12, void>::call()
17  0x100f53498 WTF::Function<void ()>::operator()() const
18  0x100fd6ffc WTF::RunLoop::performWork()
19  0x100fdbd28 WTF::RunLoop::performWork(void*)

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