[Webkit-unassigned] [Bug 61511] New: chrome.dll!WebCore::HTMLSummaryElement::isMainSummary ReadAV at NULL (2d237efc21d08331051148bfdb203706)

Thu May 26 01:09:11 PDT 2011

https://bugs.webkit.org/show_bug.cgi?id=61511

           Summary: chrome.dll!WebCore::HTMLSummaryElement::isMainSummary
                    ReadAV at NULL (2d237efc21d08331051148bfdb203706)
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: PC
        OS/Version: Windows Vista
            Status: NEW
          Severity: Normal
          Priority: P1
         Component: HTML DOM
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: skylined at chromium.org
                CC: eric at webkit.org


Chromium: https://code.google.com/p/chromium/issues/detail?id=84018

Repro:
<body onload="f()"></body>
<script>
  function f() {
    var oImg = new Image();
    document.open();
    oImg.innerHTML = "<summary>";
    document.insertBefore(oImg.lastChild, null);
  }
</script>

id:             chrome.dll!WebCore::HTMLSummaryElement::isMainSummary ReadAV at NULL (2d237efc21d08331051148bfdb203706)
description:    Attempt to read from unallocated NULL pointer+0x8 in chrome.dll!WebCore::HTMLSummaryElement::isMainSummary
application:    Chromium 13.0.777.0
stack:          chrome.dll!WebCore::HTMLSummaryElement::isMainSummary
                chrome.dll!WebCore::DetailsMarkerControl::rendererIsNeeded
                chrome.dll!WebCore::NodeRendererFactory::createRendererAndStyle
                chrome.dll!WebCore::NodeRendererFactory::createRendererIfNeeded
                chrome.dll!WebCore::Node::createRendererIfNeeded
                chrome.dll!WebCore::Element::attach
                chrome.dll!WebCore::ContainerNode::attach
                chrome.dll!WebCore::ShadowRoot::attach
                chrome.dll!WebCore::Element::attach
                chrome.dll!WebCore::Element::recalcStyle
                chrome.dll!WebCore::Document::recalcStyle
                chrome.dll!WebCore::Document::updateStyleIfNeeded
                chrome.dll!WebCore::Document::implicitClose
                chrome.dll!WebCore::FrameLoader::checkCompleted
                chrome.dll!WebCore::FrameLoader::finishedParsing
                chrome.dll!WebCore::Document::finishedParsing
                chrome.dll!WebCore::HTMLDocumentParser::prepareToStopParsing
                chrome.dll!WebCore::DocumentWriter::endIfNotLoadingMainResource
                chrome.dll!WebCore::FrameLoader::finishedLoading
                chrome.dll!WebCore::MainResourceLoader::didFinishLoading
                chrome.dll!WebCore::ResourceLoader::didFinishLoading
                chrome.dll!WebCore::ResourceHandleInternal::didFinishLoading
                chrome.dll!webkit_glue::WebURLLoaderImpl::Context::OnCompletedRequest
                chrome.dll!ResourceDispatcher::OnRequestComplete
                chrome.dll!IPC::MessageWithTuple<...>::Dispatch<ResourceDispatcher,ResourceDispatcher,void
                chrome.dll!ResourceDispatcher::DispatchMessageW
                chrome.dll!ResourceDispatcher::OnMessageReceived
                chrome.dll!ChildThread::OnMessageReceived
                chrome.dll!RunnableMethod<DetectTabLanguageFunction,void
                chrome.dll!`anonymous namespace'::TaskClosureAdapter::Run
                ...

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