Bug 140519 - [Win] Failure in 'fast/flexbox/flexing-overflow-scroll-item.html'
Summary: [Win] Failure in 'fast/flexbox/flexing-overflow-scroll-item.html'
Status: NEW
Alias: None
Product: WebKit
Classification: Unclassified
Component: WebKit Misc. (show other bugs)
Version: 528+ (Nightly build)
Hardware: Unspecified Unspecified
: P2 Normal
Assignee: Nobody
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2015-01-15 15:37 PST by Brent Fulgham
Modified: 2015-01-15 15:39 PST (History)
0 users

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Description Brent Fulgham 2015-01-15 15:37:31 PST 
A debug assertion is being hit in 'fast/flexbox/flexing-overflow-scroll-item.html'.

NoEventDispatchAssertion is asserting because the s_count value is zero.

The stack trace is as follows:

 	WTF.dll!WTFCrash() Line 321	C++
>	WebKit.dll!WebCore::NoEventDispatchAssertion::~NoEventDispatchAssertion() Line 63	C++
 	[External Code]	
 	WebKit.dll!WTF::deleteOwnedPtr<WebCore::NoEventDispatchAssertion>(WebCore::NoEventDispatchAssertion * ptr) Line 37	C++
 	WebKit.dll!WTF::OwnPtr<WebCore::NoEventDispatchAssertion>::clear() Line 116	C++
 	WebKit.dll!WTF::OwnPtr<WebCore::NoEventDispatchAssertion>::operator=(void * __formal) Line 68	C++
 	WebKit.dll!WebCore::ElementIteratorAssertions::dropEventDispatchAssertion() Line 68	C++
 	WebKit.dll!WebCore::ElementIterator<WebCore::Element>::traverseNext() Line 123	C++
 	WebKit.dll!WebCore::TypedElementDescendantIterator<WebCore::Element>::operator++() Line 102	C++
 	WebKit.dll!WebCore::DocumentOrderedMap::getAllElementsById(const WTF::AtomicStringImpl & key, const WebCore::TreeScope & scope) Line 193	C++
 	WebKit.dll!WebCore::TreeScope::getAllElementsById(const WTF::AtomicString & elementId) Line 128	C++
 	WebKit.dll!WebCore::SelectorDataList::executeFastPathForIdSelector<WebCore::AllElementExtractorSelectorQueryTrait>(const WebCore::ContainerNode & rootNode, const WebCore::SelectorDataList::SelectorData & selectorData, const WebCore::CSSSelector * idSelector, WTF::Vector<WTF::Ref<WebCore::Element>,0,WTF::CrashOnOverflow> & output) Line 221	C++
 	WebKit.dll!WebCore::SelectorDataList::execute<WebCore::AllElementExtractorSelectorQueryTrait>(WebCore::ContainerNode & rootNode, WTF::Vector<WTF::Ref<WebCore::Element>,0,WTF::CrashOnOverflow> & output) Line 481	C++
 	WebKit.dll!WebCore::SelectorDataList::queryAll(WebCore::ContainerNode & rootNode) Line 170	C++
 	WebKit.dll!WebCore::SelectorQuery::queryAll(WebCore::ContainerNode & rootNode) Line 152	C++
 	WebKit.dll!WebCore::ContainerNode::querySelectorAll(const WTF::String & selectors, int & ec) Line 873	C++
 	WebKit.dll!WebCore::jsDocumentPrototypeFunctionQuerySelectorAll(JSC::ExecState * exec) Line 4767	C++
 	[External Code]	
 	[Frames below may be incorrect and/or missing]	
 	JavaScriptCore.dll!llint_entry() Line 7211	Unknown
 	[External Code]	
 	JavaScriptCore.dll!vmEntryToJavaScript() Line 109	Unknown
 	JavaScriptCore.dll!JSC::JITCode::execute(JSC::VM * vm, JSC::ProtoCallFrame * protoCallFrame) Line 77	C++
 	JavaScriptCore.dll!JSC::Interpreter::execute(JSC::ProgramExecutable * program, JSC::ExecState * callFrame, JSC::JSObject * thisObj) Line 914	C++
 	JavaScriptCore.dll!JSC::evaluate(JSC::ExecState * exec, const JSC::SourceCode & source, JSC::JSValue thisValue, JSC::JSValue * returnedException) Line 83	C++
 	WebKit.dll!WebCore::JSMainThreadExecState::evaluate(JSC::ExecState * exec, const JSC::SourceCode & source, JSC::JSValue thisValue, JSC::JSValue * exception) Line 62	C++
 	WebKit.dll!WebCore::ScriptController::evaluateInWorld(const WebCore::ScriptSourceCode & sourceCode, WebCore::DOMWrapperWorld & world) Line 150	C++
 	WebKit.dll!WebCore::ScriptController::evaluate(const WebCore::ScriptSourceCode & sourceCode) Line 166	C++
 	WebKit.dll!WebCore::ScriptElement::executeScript(const WebCore::ScriptSourceCode & sourceCode) Line 301	C++
 	WebKit.dll!WebCore::ScriptElement::prepareScript(const WTF::TextPosition & scriptStartPosition, WebCore::ScriptElement::LegacyTypeSupport supportLegacyTypes) Line 237	C++
 	WebKit.dll!WebCore::HTMLScriptRunner::runScript(WebCore::Element * script, const WTF::TextPosition & scriptStartPosition) Line 304	C++
 	WebKit.dll!WebCore::HTMLScriptRunner::execute(WTF::PassRefPtr<WebCore::Element> scriptElement, const WTF::TextPosition & scriptStartPosition) Line 177	C++
 	WebKit.dll!WebCore::HTMLDocumentParser::runScriptsForPausedTreeBuilder() Line 197	C++
 	WebKit.dll!WebCore::HTMLDocumentParser::canTakeNextToken(WebCore::HTMLDocumentParser::SynchronousMode mode, WebCore::PumpSession & session) Line 214	C++
 	WebKit.dll!WebCore::HTMLDocumentParser::pumpTokenizer(WebCore::HTMLDocumentParser::SynchronousMode mode) Line 259	C++
 	WebKit.dll!WebCore::HTMLDocumentParser::pumpTokenizerIfPossible(WebCore::HTMLDocumentParser::SynchronousMode mode) Line 167	C++
 	WebKit.dll!WebCore::HTMLDocumentParser::resumeParsingAfterScriptExecution() Line 492	C++
 	WebKit.dll!WebCore::HTMLDocumentParser::notifyFinished(WebCore::CachedResource * cachedResource) Line 532	C++
 	WebKit.dll!WebCore::CachedResource::checkNotify() Line 294	C++
 	WebKit.dll!WebCore::CachedResource::finishLoading(WebCore::SharedBuffer * __formal) Line 311	C++
 	WebKit.dll!WebCore::CachedScript::finishLoading(WebCore::SharedBuffer * data) Line 87	C++
 	WebKit.dll!WebCore::SubresourceLoader::didFinishLoading(double finishTime) Line 357	C++
 	WebKit.dll!WebCore::ResourceLoader::didFinishLoading(WebCore::ResourceHandle * __formal, double finishTime) Line 503	C++
 	WebKit.dll!WebCore::SynchronousResourceHandleCFURLConnectionDelegate::didFinishLoading() Line 181	C++
 	WebKit.dll!WebCore::ResourceHandleCFURLConnectionDelegate::didFinishLoadingCallback(_CFURLConnection * __formal, const void * clientInfo) Line 88	C++
 	CFNetwork.dll!URLConnectionClient::_clientDidFinishLoading(URLConnectionClient::ClientConnectionEventQueue * preQ) Line 1739	C++
 	CFNetwork.dll!URLConnectionClient::ClientConnectionEventQueue::processAllEventsAndConsumePayload(XConnectionEventInfo<enum XClientEvent,XClientEventParams> * e, long count) Line 2256	C++
 	CFNetwork.dll!URLConnectionClient::ClientConnectionEventQueue::processAllEventsAndConsumePayload(XConnectionEventInfo<enum XClientEvent,XClientEventParams> * e, long count) Line 2328	C++
 	CFNetwork.dll!XConnectionEventQueue<enum XClientEvent,XClientEventParams>::processAllEvents() Line 231	C++
 	CFNetwork.dll!URLConnectionClient::processEvents() Line 362	C++
 	CFNetwork.dll!MultiplexerSource::perform() Line 229	C++
 	CoreFoundation.dll!__CFRunLoopDoSources0(__CFRunLoop * rl, __CFRunLoopMode * rlm, unsigned char stopAfterHandle) Line 41844	C++
 	CoreFoundation.dll!__CFRunLoopRun(__CFRunLoop * rl, __CFRunLoopMode * rlm, double seconds, unsigned char stopAfterHandle, __CFRunLoopMode * previousMode) Line 42281	C++
 	CoreFoundation.dll!CFRunLoopRunSpecific(__CFRunLoop * rl, const __CFString * modeName, double seconds, unsigned char returnAfterSourceHandled) Line 42477	C++
 	CoreFoundation.dll!CFRunLoopRunInMode(const __CFString * modeName, double seconds, unsigned char returnAfterSourceHandled) Line 42511	C++
 	DumpRenderTree.dll!runTest(const std::basic_string<char,std::char_traits<char>,std::allocator<char> > & inputLine) Line 1120	C++
 	DumpRenderTree.dll!main(int argc, const char * * argv) Line 1476	C++
 	DumpRenderTree.dll!dllLauncherEntryPoint(int argc, const char * * argv) Line 1506	C++
 	DumpRenderTree.exe!main(int argc, const char * * argv) Line 239	C++
 	[External Code]
Comment 1 Brent Fulgham 2015-01-15 15:39:34 PST 
This is also affecting 'fast/selectors/querySelector-id-with-multiple-elements-with-same-id.html'

NoEventDispatchAssertion is asserting because the s_count value is zero.

The stack trace is:

>	WTF.dll!WTFCrash() Line 321	C++
 	WebKit.dll!WebCore::NoEventDispatchAssertion::~NoEventDispatchAssertion() Line 63	C++
 	[External Code]	
 	WebKit.dll!WTF::deleteOwnedPtr<WebCore::NoEventDispatchAssertion>(WebCore::NoEventDispatchAssertion * ptr) Line 37	C++
 	WebKit.dll!WTF::OwnPtr<WebCore::NoEventDispatchAssertion>::clear() Line 116	C++
 	WebKit.dll!WTF::OwnPtr<WebCore::NoEventDispatchAssertion>::operator=(void * __formal) Line 68	C++
 	WebKit.dll!WebCore::ElementIteratorAssertions::dropEventDispatchAssertion() Line 68	C++
 	WebKit.dll!WebCore::ElementIterator<WebCore::Element>::traverseNext() Line 123	C++
 	WebKit.dll!WebCore::TypedElementDescendantIterator<WebCore::Element>::operator++() Line 102	C++
 	WebKit.dll!WebCore::DocumentOrderedMap::getAllElementsById(const WTF::AtomicStringImpl & key, const WebCore::TreeScope & scope) Line 193	C++
 	WebKit.dll!WebCore::TreeScope::getAllElementsById(const WTF::AtomicString & elementId) Line 128	C++
 	WebKit.dll!WebCore::SelectorDataList::executeFastPathForIdSelector<WebCore::AllElementExtractorSelectorQueryTrait>(const WebCore::ContainerNode & rootNode, const WebCore::SelectorDataList::SelectorData & selectorData, const WebCore::CSSSelector * idSelector, WTF::Vector<WTF::Ref<WebCore::Element>,0,WTF::CrashOnOverflow> & output) Line 221	C++
 	WebKit.dll!WebCore::SelectorDataList::execute<WebCore::AllElementExtractorSelectorQueryTrait>(WebCore::ContainerNode & rootNode, WTF::Vector<WTF::Ref<WebCore::Element>,0,WTF::CrashOnOverflow> & output) Line 481	C++
 	WebKit.dll!WebCore::SelectorDataList::queryAll(WebCore::ContainerNode & rootNode) Line 170	C++
 	WebKit.dll!WebCore::SelectorQuery::queryAll(WebCore::ContainerNode & rootNode) Line 152	C++
 	WebKit.dll!WebCore::ContainerNode::querySelectorAll(const WTF::String & selectors, int & ec) Line 873	C++
 	WebKit.dll!WebCore::jsElementPrototypeFunctionQuerySelectorAll(JSC::ExecState * exec) Line 3752	C++
 	[External Code]	
 	[Frames below may be incorrect and/or missing]	
 	JavaScriptCore.dll!llint_entry() Line 7211	Unknown
 	JavaScriptCore.dll!vmEntryToJavaScript() Line 109	Unknown
 	JavaScriptCore.dll!JSC::JITCode::execute(JSC::VM * vm, JSC::ProtoCallFrame * protoCallFrame) Line 77	C++
 	JavaScriptCore.dll!JSC::Interpreter::execute(JSC::EvalExecutable * eval, JSC::ExecState * callFrame, JSC::JSValue thisValue, JSC::JSScope * scope) Line 1201	C++
 	JavaScriptCore.dll!JSC::eval(JSC::ExecState * callFrame) Line 134	C++
 	JavaScriptCore.dll!llint_slow_path_call_eval(JSC::ExecState * exec, JSC::Instruction * pc) Line 1248	C++
 	JavaScriptCore.dll!llint_entry() Line 7424	Unknown
 	[External Code]	
 	JavaScriptCore.dll!vmEntryToJavaScript() Line 109	Unknown
 	JavaScriptCore.dll!JSC::JITCode::execute(JSC::VM * vm, JSC::ProtoCallFrame * protoCallFrame) Line 77	C++
 	JavaScriptCore.dll!JSC::Interpreter::execute(JSC::ProgramExecutable * program, JSC::ExecState * callFrame, JSC::JSObject * thisObj) Line 914	C++
 	JavaScriptCore.dll!JSC::evaluate(JSC::ExecState * exec, const JSC::SourceCode & source, JSC::JSValue thisValue, JSC::JSValue * returnedException) Line 83	C++
 	WebKit.dll!WebCore::JSMainThreadExecState::evaluate(JSC::ExecState * exec, const JSC::SourceCode & source, JSC::JSValue thisValue, JSC::JSValue * exception) Line 62	C++
 	WebKit.dll!WebCore::ScriptController::evaluateInWorld(const WebCore::ScriptSourceCode & sourceCode, WebCore::DOMWrapperWorld & world) Line 150	C++
 	WebKit.dll!WebCore::ScriptController::evaluate(const WebCore::ScriptSourceCode & sourceCode) Line 166	C++
 	WebKit.dll!WebCore::ScriptElement::executeScript(const WebCore::ScriptSourceCode & sourceCode) Line 301	C++
 	WebKit.dll!WebCore::ScriptElement::prepareScript(const WTF::TextPosition & scriptStartPosition, WebCore::ScriptElement::LegacyTypeSupport supportLegacyTypes) Line 237	C++
 	WebKit.dll!WebCore::HTMLScriptRunner::runScript(WebCore::Element * script, const WTF::TextPosition & scriptStartPosition) Line 304	C++
 	WebKit.dll!WebCore::HTMLScriptRunner::execute(WTF::PassRefPtr<WebCore::Element> scriptElement, const WTF::TextPosition & scriptStartPosition) Line 177	C++
 	WebKit.dll!WebCore::HTMLDocumentParser::runScriptsForPausedTreeBuilder() Line 197	C++
 	WebKit.dll!WebCore::HTMLDocumentParser::canTakeNextToken(WebCore::HTMLDocumentParser::SynchronousMode mode, WebCore::PumpSession & session) Line 214	C++
 	WebKit.dll!WebCore::HTMLDocumentParser::pumpTokenizer(WebCore::HTMLDocumentParser::SynchronousMode mode) Line 259	C++
 	WebKit.dll!WebCore::HTMLDocumentParser::pumpTokenizerIfPossible(WebCore::HTMLDocumentParser::SynchronousMode mode) Line 167	C++
 	WebKit.dll!WebCore::HTMLDocumentParser::resumeParsingAfterScriptExecution() Line 492	C++
 	WebKit.dll!WebCore::HTMLDocumentParser::notifyFinished(WebCore::CachedResource * cachedResource) Line 532	C++
 	WebKit.dll!WebCore::CachedResource::checkNotify() Line 294	C++
 	WebKit.dll!WebCore::CachedResource::finishLoading(WebCore::SharedBuffer * __formal) Line 311	C++
 	WebKit.dll!WebCore::CachedScript::finishLoading(WebCore::SharedBuffer * data) Line 87	C++
 	WebKit.dll!WebCore::SubresourceLoader::didFinishLoading(double finishTime) Line 357	C++
 	WebKit.dll!WebCore::ResourceLoader::didFinishLoading(WebCore::ResourceHandle * __formal, double finishTime) Line 503	C++
 	WebKit.dll!WebCore::SynchronousResourceHandleCFURLConnectionDelegate::didFinishLoading() Line 181	C++
 	WebKit.dll!WebCore::ResourceHandleCFURLConnectionDelegate::didFinishLoadingCallback(_CFURLConnection * __formal, const void * clientInfo) Line 88	C++
 	CFNetwork.dll!URLConnectionClient::_clientDidFinishLoading(URLConnectionClient::ClientConnectionEventQueue * preQ) Line 1739	C++
 	CFNetwork.dll!URLConnectionClient::ClientConnectionEventQueue::processAllEventsAndConsumePayload(XConnectionEventInfo<enum XClientEvent,XClientEventParams> * e, long count) Line 2256	C++
 	CFNetwork.dll!URLConnectionClient::ClientConnectionEventQueue::processAllEventsAndConsumePayload(XConnectionEventInfo<enum XClientEvent,XClientEventParams> * e, long count) Line 2328	C++
 	CFNetwork.dll!XConnectionEventQueue<enum XClientEvent,XClientEventParams>::processAllEvents() Line 231	C++
 	CFNetwork.dll!URLConnectionClient::processEvents() Line 362	C++
 	CFNetwork.dll!MultiplexerSource::perform() Line 229	C++
 	CoreFoundation.dll!__CFRunLoopDoSources0(__CFRunLoop * rl, __CFRunLoopMode * rlm, unsigned char stopAfterHandle) Line 41844	C++
 	CoreFoundation.dll!__CFRunLoopRun(__CFRunLoop * rl, __CFRunLoopMode * rlm, double seconds, unsigned char stopAfterHandle, __CFRunLoopMode * previousMode) Line 42281	C++
 	CoreFoundation.dll!CFRunLoopRunSpecific(__CFRunLoop * rl, const __CFString * modeName, double seconds, unsigned char returnAfterSourceHandled) Line 42477	C++
 	CoreFoundation.dll!CFRunLoopRunInMode(const __CFString * modeName, double seconds, unsigned char returnAfterSourceHandled) Line 42511	C++
 	DumpRenderTree.dll!runTest(const std::basic_string<char,std::char_traits<char>,std::allocator<char> > & inputLine) Line 1120	C++
 	DumpRenderTree.dll!main(int argc, const char * * argv) Line 1476	C++
 	DumpRenderTree.dll!dllLauncherEntryPoint(int argc, const char * * argv) Line 1506	C++
 	DumpRenderTree.exe!main(int argc, const char * * argv) Line 239	C++
 	[External Code]