NEW 219462
ASSERT NOT REACHED in WebCore::LibWebRTCPeerConnectionBackend::doAddIceCandidate 
https://bugs.webkit.org/show_bug.cgi?id=219462
Summary ASSERT NOT REACHED in WebCore::LibWebRTCPeerConnectionBackend::doAddIceCandidate
Ryan Haddad
Reported 2020-12-02 16:14:45 PST
The following assertion failure is seen intermittently with imported/w3c/web-platform-tests/webrtc/RTCPeerConnection-perfect-negotiation.https.html on iOS and macOS debug bots: SHOULD NEVER BE REACHED /Volumes/Data/slave/mojave-debug/build/Source/WebCore/Modules/mediastream/libwebrtc/LibWebRTCPeerConnectionBackend.cpp(288) : virtual void WebCore::LibWebRTCPeerConnectionBackend::doAddIceCandidate(WebCore::RTCIceCandidate &) 1 0x44ec001e9 WTFCrash 2 0x42e5269db WTFCrashWithInfo(int, char const*, char const*, int) 3 0x42e857db5 WebCore::LibWebRTCPeerConnectionBackend::doAddIceCandidate(WebCore::RTCIceCandidate&) 4 0x4306e27e2 WebCore::PeerConnectionBackend::addIceCandidate(WebCore::RTCIceCandidate*, WebCore::DOMPromiseDeferred<void>&&) 5 0x430734a65 auto WebCore::RTCPeerConnection::addIceCandidate(WTF::Optional<WTF::Variant<WebCore::RTCIceCandidateInit, WTF::RefPtr<WebCore::RTCIceCandidate, WTF::RawPtrTraits<WebCore::RTCIceCandidate>, WTF::DefaultRefDerefTraits<WebCore::RTCIceCandidate> > > >&&, WTF::Ref<WebCore::DeferredPromise, WTF::RawPtrTraits<WebCore::DeferredPromise> >&&)::$_15::operator()<WTF::Ref<WebCore::DeferredPromise, WTF::RawPtrTraits<WebCore::DeferredPromise> > >(WTF::Ref<WebCore::DeferredPromise, WTF::RawPtrTraits<WebCore::DeferredPromise> >&&) 6 0x430734961 WTF::Detail::CallableWrapper<WebCore::RTCPeerConnection::addIceCandidate(WTF::Optional<WTF::Variant<WebCore::RTCIceCandidateInit, WTF::RefPtr<WebCore::RTCIceCandidate, WTF::RawPtrTraits<WebCore::RTCIceCandidate>, WTF::DefaultRefDerefTraits<WebCore::RTCIceCandidate> > > >&&, WTF::Ref<WebCore::DeferredPromise, WTF::RawPtrTraits<WebCore::DeferredPromise> >&&)::$_15, void, WTF::Ref<WebCore::DeferredPromise, WTF::RawPtrTraits<WebCore::DeferredPromise> >&&>::call(WTF::Ref<WebCore::DeferredPromise, WTF::RawPtrTraits<WebCore::DeferredPromise> >&&) 7 0x43070d567 WTF::Function<void (WTF::Ref<WebCore::DeferredPromise, WTF::RawPtrTraits<WebCore::DeferredPromise> >&&)>::operator()(WTF::Ref<WebCore::DeferredPromise, WTF::RawPtrTraits<WebCore::DeferredPromise> >&&) const 8 0x430708a19 WebCore::RTCPeerConnection::chainOperation(WTF::Ref<WebCore::DeferredPromise, WTF::RawPtrTraits<WebCore::DeferredPromise> >&&, WTF::Function<void (WTF::Ref<WebCore::DeferredPromise, WTF::RawPtrTraits<WebCore::DeferredPromise> >&&)>&&) 9 0x4307097d7 WebCore::RTCPeerConnection::addIceCandidate(WTF::Optional<WTF::Variant<WebCore::RTCIceCandidateInit, WTF::RefPtr<WebCore::RTCIceCandidate, WTF::RawPtrTraits<WebCore::RTCIceCandidate>, WTF::DefaultRefDerefTraits<WebCore::RTCIceCandidate> > > >&&, WTF::Ref<WebCore::DeferredPromise, WTF::RawPtrTraits<WebCore::DeferredPromise> >&&) 10 0x42f75d130 WebCore::jsRTCPeerConnectionPrototypeFunction_addIceCandidateBody(JSC::JSGlobalObject*, JSC::CallFrame*, WebCore::JSRTCPeerConnection*, WTF::Ref<WebCore::DeferredPromise, WTF::RawPtrTraits<WebCore::DeferredPromise> >&&) 11 0x42f75ceeb long long WebCore::IDLOperationReturningPromise<WebCore::JSRTCPeerConnection>::call<&(WebCore::jsRTCPeerConnectionPrototypeFunction_addIceCandidateBody(JSC::JSGlobalObject*, JSC::CallFrame*, WebCore::JSRTCPeerConnection*, WTF::Ref<WebCore::DeferredPromise, WTF::RawPtrTraits<WebCore::DeferredPromise> >&&)), (WebCore::CastedThisErrorBehavior)2>(JSC::JSGlobalObject&, JSC::CallFrame&, char const*)::'lambda'(JSC::JSGlobalObject&, JSC::CallFrame&, WTF::Ref<WebCore::DeferredPromise, WTF::RawPtrTraits<WebCore::DeferredPromise> >&&)::operator()(JSC::JSGlobalObject&, JSC::CallFrame&, WTF::Ref<WebCore::DeferredPromise, WTF::RawPtrTraits<WebCore::DeferredPromise> >&&) const 12 0x42f75cb9f JSC::JSValue WebCore::callPromiseFunction<long long WebCore::IDLOperationReturningPromise<WebCore::JSRTCPeerConnection>::call<&(WebCore::jsRTCPeerConnectionPrototypeFunction_addIceCandidateBody(JSC::JSGlobalObject*, JSC::CallFrame*, WebCore::JSRTCPeerConnection*, WTF::Ref<WebCore::DeferredPromise, WTF::RawPtrTraits<WebCore::DeferredPromise> >&&)), (WebCore::CastedThisErrorBehavior)2>(JSC::JSGlobalObject&, JSC::CallFrame&, char const*)::'lambda'(JSC::JSGlobalObject&, JSC::CallFrame&, WTF::Ref<WebCore::DeferredPromise, WTF::RawPtrTraits<WebCore::DeferredPromise> >&&)>(JSC::JSGlobalObject&, JSC::CallFrame&, long long WebCore::IDLOperationReturningPromise<WebCore::JSRTCPeerConnection>::call<&(WebCore::jsRTCPeerConnectionPrototypeFunction_addIceCandidateBody(JSC::JSGlobalObject*, JSC::CallFrame*, WebCore::JSRTCPeerConnection*, WTF::Ref<WebCore::DeferredPromise, WTF::RawPtrTraits<WebCore::DeferredPromise> >&&)), (WebCore::CastedThisErrorBehavior)2>(JSC::JSGlobalObject&, JSC::CallFrame&, char const*)::'lambda'(JSC::JSGlobalObject&, JSC::CallFrame&, WTF::Ref<WebCore::DeferredPromise, WTF::RawPtrTraits<WebCore::DeferredPromise> >&&)) 13 0x42f75c9fd long long WebCore::IDLOperationReturningPromise<WebCore::JSRTCPeerConnection>::call<&(WebCore::jsRTCPeerConnectionPrototypeFunction_addIceCandidateBody(JSC::JSGlobalObject*, JSC::CallFrame*, WebCore::JSRTCPeerConnection*, WTF::Ref<WebCore::DeferredPromise, WTF::RawPtrTraits<WebCore::DeferredPromise> >&&)), (WebCore::CastedThisErrorBehavior)2>(JSC::JSGlobalObject&, JSC::CallFrame&, char const*) 14 0x42f732f94 WebCore::jsRTCPeerConnectionPrototypeFunction_addIceCandidate(JSC::JSGlobalObject*, JSC::CallFrame*) 15 0x43ae4b601178 16 0x44f214b06 llint_entry 17 0x43ae4b6c5d13 18 0x44f1f3443 vmEntryToJavaScript https://results.webkit.org/?suite=layout-tests&test=imported%2Fw3c%2Fweb-platform-tests%2Fwebrtc%2FRTCPeerConnection-perfect-negotiation.https.html
Attachments
crash log (109.95 KB, text/plain)
2020-12-02 16:14 PST, Ryan Haddad 		no flags
Details
View All Add attachment proposed patch, testcase, etc.
Ryan Haddad
Comment 1 2020-12-02 16:14:57 PST
Created attachment 415259 [details] crash log
Radar WebKit Bug Importer
Comment 2 2020-12-02 16:15:46 PST
<rdar://problem/71915199>
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