Started as soon as it was introduced: base::debug::StackTrace::StackTrace() [0x8490590] base::(anonymous namespace)::StackDumpSignalHandler() [0x845f470] 0x4001c420 WebCore::Document::styleSelectorChanged() [0x8a9bf9d] WebCore::StyleElement::removedFromDocument() [0x93c61f9] WebCore::HTMLStyleElement::removedFromDocument() [0x9162474] WebCore::Private::NodeRemovalDispatcher<>::dispatch() [0x8a88993] WebCore::Private::addChildNodesToDeletionQueue<>() [0x8a88f7d] WebCore::removeAllChildrenInContainer<>() [0x8a89087] WebCore::ContainerNode::removeAllChildren() [0x8a84611] WebCore::ContainerNode::~ContainerNode() [0x8a8833e] WebCore::Element::~Element() [0x8acecf7] WebCore::StyledElement::~StyledElement() [0x8b1b533] WebCore::SVGElement::~SVGElement() [0x8f8e25d] WebCore::SVGStyledElement::~SVGStyledElement() [0x8fda839] WebCore::SVGStyledLocatableElement::~SVGStyledLocatableElement() [0x8fbd8ae] WebCore::SVGSVGElement::~SVGSVGElement() [0x8fd6c8f] WebCore::TreeShared<>::removedLastRef() [0x81a4d3f] WebCore::TreeShared<>::deref() [0x809d87a] WebCore::XMLDocumentParser::clearCurrentNodeStack() [0x8b24bf0] WebCore::XMLDocumentParser::end() [0x8b24d6c] WebCore::XMLDocumentParser::finish() [0x8b24daf] WebCore::Document::finishParsing() [0x8a922f6] WebCore::DocumentWriter::endIfNotLoadingMainResource() [0x8c3360b] WebCore::DocumentWriter::end() [0x8c3363e] WebCore::DocumentLoader::finishedLoading() [0x8c2bc6e] WebCore::FrameLoader::finishedLoading() [0x8c3f104] WebCore::MainResourceLoader::didFinishLoading() [0x8c4e123] WebCore::ResourceLoader::didFinishLoading() [0x8c5772f] WebCore::ResourceHandleInternal::didFinishLoading() [0x9107ad8] webkit_glue::WebURLLoaderImpl::Context::OnCompletedRequest() [0x90b13c5] (anonymous namespace)::RequestProxy::NotifyCompletedRequest() [0x90f5045] DispatchToMethod<>() [0x90f54df] RunnableMethod<>::Run() [0x90f551a] MessageLoop::RunTask() [0x843f863] MessageLoop::DeferOrRunPendingTask() [0x843f9eb] MessageLoop::DoWork() [0x844026b] base::MessagePumpForUI::RunWithDispatcher() [0x8487d9e] base::MessagePumpForUI::Run() [0x848775b] MessageLoop::RunInternal() [0x84405bd] MessageLoop::RunHandler() [0x84405d7] MessageLoop::Run() [0x844067b] webkit_support::RunMessageLoop() [0x819a30f] TestShell::waitTestFinished() [0x808f7a2] TestShell::runFileTest() [0x808b96b] runTest() [0x80681e8] main [0x80689e3] 0x40c51450 0x80597a1
URL: http://test-results.appspot.com/dashboards/flakiness_dashboard.html#master=ChromiumWebkit&tests=fast%2Fcss%2Fstylesheet-candidate-nodes-crash.xhtml
It is no longer crashing, but will keep looking. Also, it is not reproducing locally. Dimitri said over IRC that we were having some build issues and some other tests were showing similar behaviour.
Committed r77321: <http://trac.webkit.org/changeset/77321>