[Webkit-unassigned] [Bug 32425] New: WebCore::executeToggleStyleInList ReadAV at NULL (08a7de8db480c4e2b2ae552176cb3df1)

Fri Dec 11 04:57:27 PST 2009

https://bugs.webkit.org/show_bug.cgi?id=32425

           Summary: WebCore::executeToggleStyleInList ReadAV at NULL
                    (08a7de8db480c4e2b2ae552176cb3df1)
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: PC
        OS/Version: Windows Vista
            Status: NEW
          Severity: Normal
          Priority: P1
         Component: HTML Editing
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: skylined at chromium.org
                CC: eric at webkit.org


Created an attachment (id=44675)
 --> (https://bugs.webkit.org/attachment.cgi?id=44675)
Repro

Id:          WebCore::executeToggleStyleInList ReadAV at NULL
(08a7de8db480c4e2b2ae552176cb3df1)
Description: Attempt to read from NULL pointer in
WebCore::executeToggleStyleInList
Stack:
  WebCore::executeToggleStyleInList
  WebCore::executeStrikethrough
  WebCore::Editor::Command::execute
  WebCore::Document::execCommand
  WebCore::DocumentInternal::execCommandCallback
  v8::internal::Builtin_HandleApiCall
  v8::internal::Invoke
  v8::internal::Execution::Call
  v8::Script::Run
  WebCore::V8Proxy::runScript
  WebCore::V8Proxy::evaluate
  WebCore::ScriptController::evaluate
  WebCore::ScriptController::executeScript
  WebCore::ScriptController::executeScript
  WebCore::ScriptController::executeIfJavaScriptURL
  WebCore::FrameLoader::changeLocation
  WebCore::RedirectScheduler::timerFired
  WebCore::Timer<...>::fired
  WebCore::ThreadTimers::sharedTimerFiredInternal
  MessageLoop::RunTask
  MessageLoop::DoWork
  base::MessagePumpDefault::Run
  MessageLoop::RunInternal
  MessageLoop::Run
  RendererMain
  ChromeMain
Repro:
<BODY></BODY>
<SCRIPT>
  document.execCommand("selectall",false,2);
  document.designMode="on";
  document.execCommand("InsertHorizontalRule",false,"");
  document.execCommand("Delete",false,"");
  document.designMode="";
  document.execCommand("undo",false,"");
  document.designMode ="on";
  document.execCommand("strikethrough",false,false);
</SCRIPT>

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