[Webkit-unassigned] [Bug 233352] New: HTMLTrackElement is not always kept alive until HTMLTrackElement::didCompleteLoad is called
bugzilla-daemon at webkit.org
bugzilla-daemon at webkit.org
Thu Nov 18 23:03:51 PST 2021
https://bugs.webkit.org/show_bug.cgi?id=233352
Bug ID: 233352
Summary: HTMLTrackElement is not always kept alive until
HTMLTrackElement::didCompleteLoad is called
Product: WebKit
Version: WebKit Nightly Build
Hardware: Unspecified
OS: Unspecified
Status: NEW
Severity: Normal
Priority: P2
Component: Media
Assignee: webkit-unassigned at lists.webkit.org
Reporter: youennf at gmail.com
>From https://ews-build.s3-us-west-2.amazonaws.com/macOS-Catalina-Debug-WK1-Tests-EWS/r444685-20219/media/track/track-id-crash-log.txt
Application Specific Information:
CRASHING TEST: media/track/track-id.html
Thread 0 Crashed:: Dispatch queue: com.apple.main-thread
0 com.apple.JavaScriptCore 0x0000000114cdcd1e WTFCrash + 14 (Assertions.cpp:322)
1 com.apple.WebCore 0x0000000136ba5d8b WTFCrashWithInfo(int, char const*, char const*, int) + 27
2 com.apple.WebCore 0x00000001398104f8 WebCore::JSEventListener::ensureJSFunction(WebCore::ScriptExecutionContext&) const + 632
3 com.apple.WebCore 0x000000013980f7f4 WebCore::JSEventListener::handleEvent(WebCore::ScriptExecutionContext&, WebCore::Event&) + 212
4 com.apple.WebCore 0x000000013a0847c7 WebCore::EventTarget::innerInvokeEventListeners(WebCore::Event&, WTF::Vector<WTF::RefPtr<WebCore::RegisteredEventListener, WTF::RawPtrTraits<WebCore::RegisteredEventListener>, WTF::DefaultRefDerefTraits<WebCore::RegisteredEventListener> >, 1ul, WTF::CrashOnOverflow, 16ul, WTF::FastMalloc>, WebCore::EventTarget::EventInvokePhase) + 1063
5 com.apple.WebCore 0x000000013a084224 WebCore::EventTarget::fireEventListeners(WebCore::Event&, WebCore::EventTarget::EventInvokePhase) + 356
6 com.apple.WebCore 0x000000013a05811a WebCore::EventContext::handleLocalEvents(WebCore::Event&, WebCore::EventTarget::EventInvokePhase) const + 938
7 com.apple.WebCore 0x000000013a07ad05 WebCore::dispatchEventInDOM(WebCore::Event&, WebCore::EventPath const&) + 149
8 com.apple.WebCore 0x000000013a07a57e WebCore::EventDispatcher::dispatchEvent(WebCore::Node&, WebCore::Event&) + 1134
9 com.apple.WebCore 0x000000013a11211d WebCore::Node::dispatchEvent(WebCore::Event&) + 29
10 com.apple.WebCore 0x000000013a5af127 WebCore::HTMLTrackElement::didCompleteLoad(WebCore::HTMLTrackElement::LoadStatus) + 135
11 com.apple.WebCore 0x000000013a7dce35 WebCore::LoadableTextTrack::scheduleLoad(WTF::URL const&)::$_1::operator()() + 309
12 com.apple.WebCore 0x000000013a7dccae WTF::Detail::CallableWrapper<WebCore::LoadableTextTrack::scheduleLoad(WTF::URL const&)::$_1, void>::call() + 30
13 com.apple.WebCore 0x0000000136bbec92 WTF::Function<void ()>::operator()() const + 130 (Function.h:82)
14 com.apple.WebCore 0x000000013a5bbb75 WebCore::HTMLTrackElement::scheduleTask(WTF::Function<void ()>&&)::$_3::operator()() + 21
15 com.apple.WebCore 0x000000013a5bbaae WTF::Detail::CallableWrapper<WebCore::HTMLTrackElement::scheduleTask(WTF::Function<void ()>&&)::$_3, void>::call() + 30
16 com.apple.WebCore 0x0000000136bbec92 WTF::Function<void ()>::operator()() const + 130 (Function.h:82)
17 com.apple.WebCore 0x000000013a5bb2ce void WebCore::ActiveDOMObject::queueTaskKeepingObjectAlive<WebCore::HTMLTrackElement>(WebCore::HTMLTrackElement&, WebCore::TaskSource, WTF::Function<void ()>&&)::'lambda'()::operator()() const + 30
18 com.apple.WebCore 0x000000013a5baf1e WTF::Detail::CallableWrapper<void WebCore::ActiveDOMObject::queueTaskKeepingObjectAlive<WebCore::HTMLTrackElement>(WebCore::HTMLTrackElement&, WebCore::TaskSource, WTF::Function<void ()>&&)::'lambda'(), void>::call() + 30
19 com.apple.WebCore 0x0000000136bbec92 WTF::Function<void ()>::operator()() const + 130 (Function.h:82)
20 com.apple.WebCore 0x000000013a08844e WebCore::EventLoopFunctionDispatchTask::execute() + 30
21 com.apple.WebCore 0x000000013a07dc05 WebCore::EventLoop::run() + 373
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