209616 2020-03-26 13:16:15 -0700 [StressGC] ASSERTION FAILED: m_wrapper under WebCore::HTMLMediaElement::dispatchEvent 2020-03-26 14:45:37 -0700 1 1 1 Unclassified WebKit Bindings WebKit Nightly Build Unspecified Unspecified RESOLVED FIXED InRadar P2 Normal --- 1 cdumez cdumez calvaris cdumez eric.carlson esprehn+autocc ews-watchlist ggaren glenn gyuyoung.kim jer.noble philipj rniwa saam sergio webkit-bug-importer youennf ysuzuki oldest_to_newest 1634518 0 cdumez 2020-03-26 13:16:15 -0700 [StressGC] ASSERTION FAILED: m_wrapper under WebCore::HTMLMediaElement::dispatchEvent: ASSERTION FAILED: m_wrapper ./bindings/js/JSEventListener.h(123) : JSC::JSObject *WebCore::JSEventListener::jsFunction(WebCore::ScriptExecutionContext &) const 1 0x106bf70b9 WTFCrash 2 0x11d80388b WTFCrashWithInfo(int, char const*, char const*, int) 3 0x11f9be9f8 WebCore::JSEventListener::jsFunction(WebCore::ScriptExecutionContext&) const 4 0x11f9bdd1b WebCore::JSEventListener::handleEvent(WebCore::ScriptExecutionContext&, WebCore::Event&) 5 0x12000b87c WebCore::EventTarget::innerInvokeEventListeners(WebCore::Event&, WTF::Vector<WTF::RefPtr<WebCore::RegisteredEventListener, WTF::DumbPtrTraits<WebCore::RegisteredEventListener> >, 1ul, WTF::CrashOnOverflow, 16ul, WTF::FastMalloc>, WebCore::EventTarget::EventInvokePhase) 6 0x120007b12 WebCore::EventTarget::fireEventListeners(WebCore::Event&, WebCore::EventTarget::EventInvokePhase) 7 0x1200834ba WebCore::Node::handleLocalEvents(WebCore::Event&, WebCore::EventTarget::EventInvokePhase) 8 0x11fff6180 WebCore::EventContext::handleLocalEvents(WebCore::Event&, WebCore::EventTarget::EventInvokePhase) const 9 0x11fff6b97 WebCore::dispatchEventInDOM(WebCore::Event&, WebCore::EventPath const&) 10 0x11fff6795 WebCore::EventDispatcher::dispatchEvent(WebCore::Node&, WebCore::Event&) 11 0x12008350d WebCore::Node::dispatchEvent(WebCore::Event&) 12 0x1203eeb31 WebCore::HTMLMediaElement::dispatchEvent(WebCore::Event&) 13 0x120426b95 WebCore::HTMLMediaElement::setIsPlayingToWirelessTarget(bool)::$_35::operator()() const 14 0x120426999 WTF::Detail::CallableWrapper<WebCore::HTMLMediaElement::setIsPlayingToWirelessTarget(bool)::$_35, void>::call() 15 0x11d8110fa WTF::Function<void ()>::operator()() const 16 0x11dad3a20 WebCore::GenericTaskQueue<WebCore::Timer>::enqueueTask(WTF::Function<void ()>&&)::'lambda'()::operator()() const 17 0x11dad3869 WTF::Detail::CallableWrapper<WebCore::GenericTaskQueue<WebCore::Timer>::enqueueTask(WTF::Function<void ()>&&)::'lambda'(), void>::call() 18 0x11d8110fa WTF::Function<void ()>::operator()() const 19 0x120dc071e WebCore::TaskDispatcher<WebCore::Timer>::dispatchOneTask() 20 0x120dc03c5 WebCore::TaskDispatcher<WebCore::Timer>::sharedTimerFired() 21 0x120dc4c61 WebCore::TaskDispatcher<WebCore::Timer>::sharedTimer()::$_1::operator()() const 22 0x120dc4c29 WTF::Detail::CallableWrapper<WebCore::TaskDispatcher<WebCore::Timer>::sharedTimer()::$_1, void>::call() 23 0x11d8110fa WTF::Function<void ()>::operator()() const 24 0x11d8c9ee9 WebCore::Timer::fired() 25 0x120e082ea WebCore::ThreadTimers::sharedTimerFiredInternal() 26 0x120e0fec1 WebCore::ThreadTimers::setSharedTimer(WebCore::SharedTimer*)::$_0::operator()() const 27 0x120e0fe79 WTF::Detail::CallableWrapper<WebCore::ThreadTimers::setSharedTimer(WebCore::SharedTimer*)::$_0, void>::call() 28 0x11d8110fa WTF::Function<void ()>::operator()() const 29 0x120dd5ff7 WebCore::MainThreadSharedTimer::fired() 30 0x120e6a486 WebCore::timerFired(__CFRunLoopTimer*, void*) 31 0x7fff4f3805d5 __CFRUNLOOP_IS_CALLING_OUT_TO_A_TIMER_CALLBACK_FUNCTION__ 1634520 1 cdumez 2020-03-26 13:16:32 -0700 <rdar://problem/60541294> 1634528 2 394650 cdumez 2020-03-26 13:20:25 -0700 Created attachment 394650 Patch 1634533 3 394653 cdumez 2020-03-26 13:25:28 -0700 Created attachment 394653 Patch 1634575 4 ews-feeder 2020-03-26 14:36:41 -0700 Committed r259081: <https://trac.webkit.org/changeset/259081> All reviewed patches have been landed. Closing bug and clearing flags on attachment 394653. 1634582 5 rniwa 2020-03-26 14:45:37 -0700 Could you also take a look at https://bugs.webkit.org/show_bug.cgi?id=208798? 394650 2020-03-26 13:20:25 -0700 2020-03-26 13:25:26 -0700 Patch bug-209616-20200326132024.patch text/plain 1778 cdumez U3VidmVyc2lvbiBSZXZpc2lvbjogMjU5MDQ4CmRpZmYgLS1naXQgYS9Tb3VyY2UvV2ViQ29yZS9D aGFuZ2VMb2cgYi9Tb3VyY2UvV2ViQ29yZS9DaGFuZ2VMb2cKaW5kZXggYjgwNWE1MWFmZTFkMGQw Y2RhZmU1Yjg4MjE0ZWJiOWVjNTJkMTNjZC4uZmEwZDBmYzFiNWRjZjIxMGQzNDIzODUwYzlmN2Fl YTYxN2M5M2QwYSAxMDA2NDQKLS0tIGEvU291cmNlL1dlYkNvcmUvQ2hhbmdlTG9nCisrKyBiL1Nv dXJjZS9XZWJDb3JlL0NoYW5nZUxvZwpAQCAtMSwzICsxLDE5IEBACisyMDIwLTAzLTI2ICBDaHJp cyBEdW1leiAgPGNkdW1lekBhcHBsZS5jb20+CisKKyAgICAgICAgW1N0cmVzc0dDXSBBU1NFUlRJ T04gRkFJTEVEOiBtX3dyYXBwZXIgdW5kZXIgV2ViQ29yZTo6SFRNTE1lZGlhRWxlbWVudDo6ZGlz cGF0Y2hFdmVudAorICAgICAgICBodHRwczovL2J1Z3Mud2Via2l0Lm9yZy9zaG93X2J1Zy5jZ2k/ aWQ9MjA5NjE2CisgICAgICAgIDxyZGFyOi8vcHJvYmxlbS82MDU0MTI5ND4KKworICAgICAgICBS 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