[Webkit-unassigned] [Bug 241678] New: SpeechSynthesis should stay alive if it has event listeners and can be fire events

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=241678

            Bug ID: 241678
           Summary: SpeechSynthesis should stay alive if it has event
                    listeners and can be fire events
           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

As per https://ews-build.s3-us-west-2.amazonaws.com/macOS-AppleSilicon-Big-Sur-Debug-WK2-Tests-EWS/dd04162b-33043/imported/w3c/web-platform-tests/speech-api/SpeechSynthesis-speak-without-activation-fails.tentative-crash-log.txt:
Thread 0 Crashed:: Dispatch queue: com.apple.main-thread
0   com.apple.JavaScriptCore            0x000000013f169d5c WTFCrash + 20
1   com.apple.WebCore                   0x000000011927a6e0 WTFCrashWithInfo(int, char const*, char const*, int) + 32
2   com.apple.WebCore                   0x000000011b1e39dc WebCore::JSEventListener::ensureJSFunction(WebCore::ScriptExecutionContext&) const + 596
3   com.apple.WebCore                   0x000000011b1e2f88 WebCore::JSEventListener::handleEvent(WebCore::ScriptExecutionContext&, WebCore::Event&) + 192
4   com.apple.WebCore                   0x000000011bbb7e54 WebCore::EventTarget::innerInvokeEventListeners(WebCore::Event&, WTF::Vector<WTF::RefPtr<WebCore::RegisteredEventListener, WTF::RawPtrTraits<WebCore::RegisteredEventListener>, WTF::DefaultRefDerefTraits<WebCore::RegisteredEventListener> >, 1ul, WTF::CrashOnOverflow, 2ul, WTF::FastMalloc>, WebCore::EventTarget::EventInvokePhase) + 968
5   com.apple.WebCore                   0x000000011bbb7938 WebCore::EventTarget::fireEventListeners(WebCore::Event&, WebCore::EventTarget::EventInvokePhase) + 300
6   com.apple.WebCore                   0x000000011bbb77f8 WebCore::EventTarget::dispatchEvent(WebCore::Event&) + 348
7   com.apple.WebCore                   0x000000011ac7bb94 WebCore::SpeechSynthesis::fireEvent(WTF::AtomString const&, WebCore::SpeechSynthesisUtterance&, unsigned long, unsigned long, WTF::String const&) const + 220
8   com.apple.WebCore                   0x000000011ac7c054 WebCore::SpeechSynthesis::handleSpeakingCompleted(WebCore::SpeechSynthesisUtterance&, bool) + 280
9   com.apple.WebCore                   0x000000011ac7ca04 WebCore::SpeechSynthesis::didFinishSpeaking(WebCore::PlatformSpeechSynthesisUtterance&) + 80
10  com.apple.WebCore                   0x000000011ac7c54c WebCore::SpeechSynthesis::didFinishSpeaking() + 88
11  com.apple.WebKit                    0x0000000103d14208 WebKit::WebSpeechSynthesisClient::speak(WTF::RefPtr<WebCore::PlatformSpeechSynthesisUtterance, WTF::RawPtrTraits<WebCore::PlatformSpeechSynthesisUtterance>, WTF::DefaultRefDerefTraits<WebCore::PlatformSpeechSynthesisUtterance> >)::$_9::operator()() + 92
12  com.apple.WebKit                    0x0000000103d140dc WTF::Detail::CallableWrapper<WebKit::WebSpeechSynthesisClient::speak(WTF::RefPtr<WebCore::PlatformSpeechSynthesisUtterance, WTF::RawPtrTraits<WebCore::PlatformSpeechSynthesisUtterance>, WTF::DefaultRefDerefTraits<WebCore::PlatformSpeechSynthesisUtterance> >)::$_9, void>::call() + 28
13  com.apple.WebKit                    0x00000001014b5b9c WTF::Function<void ()>::operator()() const + 124
14  com.apple.WebKit                    0x000000010187da38 WTF::CompletionHandler<void ()>::operator()() + 216
15  com.apple.WebKit                    0x000000010422a6a8 Messages::WebPageProxy::SpeechSynthesisSetFinishedCallback::callReply(IPC::Decoder&, WTF::CompletionHandler<void ()>&&) + 28
16  com.apple.WebKit                    0x0000000103d14f84 unsigned long long IPC::MessageSender::sendWithAsyncReply<Messages::WebPageProxy::SpeechSynthesisSetFinishedCallback, WTF::CompletionHandler<void ()> >(Messages::WebPageProxy::SpeechSynthesisSetFinishedCallback&&, WTF::CompletionHandler<void ()>&&, unsigned long long, WTF::OptionSet<IPC::SendOption>)::'lambda'(IPC::Decoder*)::operator()(IPC::Decoder*) + 92
17  com.apple.WebKit                    0x0000000103d14e68 WTF::Detail::CallableWrapper<unsigned long long IPC::MessageSender::sendWithAsyncReply<Messages::WebPageProxy::SpeechSynthesisSetFinishedCallback, WTF::CompletionHandler<void ()> >(Messages::WebPageProxy::SpeechSynthesisSetFinishedCallback&&, WTF::CompletionHandler<void ()>&&, unsigned long long, WTF::OptionSet<IPC::SendOption>)::'lambda'(IPC::Decoder*), void, IPC::Decoder*>::call(IPC::Decoder*) + 52
18  com.apple.WebKit                    0x0000000102b62248 WTF::Function<void (IPC::Decoder*)>::operator()(IPC::Decoder*) const + 156
19  com.apple.WebKit                    0x0000000102b3d950 WTF::CompletionHandler<void (IPC::Decoder*)>::operator()(IPC::Decoder*) + 232
20  com.apple.WebKit                    0x0000000102b3d608 IPC::Connection::dispatchMessage(IPC::Decoder&) + 292
21  com.apple.WebKit                    0x0000000102b3dd7c IPC::Connection::dispatchMessage(std::__1::unique_ptr<IPC::Decoder, std::__1::default_delete<IPC::Decoder> >) + 632
22  com.apple.WebKit                    0x0000000102b3e3d4 IPC::Connection::dispatchOneIncomingMessage() + 216
23  com.apple.WebKit                    0x0000000102b61a84 IPC::Connection::enqueueIncomingMessage(std::__1::unique_ptr<IPC::Decoder, std::__1::default_delete<IPC::Decoder> >)::$_15::operator()() + 72

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