Steps to reproduce: 1. Navigate to a page. 2. Open devtools window. 3. Refresh inspected page. 4. While the page is reloading close DevTools window. chrome.dll!v8::internal::OS::DebugBreak() Line 882 C++ chrome.dll!v8::internal::OS::Abort() Line 877 C++ chrome.dll!V8_Fatal(const char * file=0x0407715c, int line=48, const char * format=0x040712d8, ...) Line 57 C++ chrome.dll!CheckHelper(const char * file=0x0407715c, int line=48, const char * source=0x040771d0, bool condition=false) Line 62 + 0x16 bytes C++ chrome.dll!v8::internal::Handle<v8::internal::Context>::operator*() Line 48 + 0x1b bytes C++ chrome.dll!v8::Context::Enter() Line 431 + 0x8 bytes C++ chrome.dll!v8::Context::Scope::Scope(v8::Handle<v8::Context> context={...}) Line 2511 C++ chrome.dll!WebCore::ScriptScope::ScriptScope(WebCore::ScriptState * scriptState=0x00eeb280, bool reportExceptions=true) Line 49 + 0x46 bytes C++ chrome.dll!WebCore::ScriptObject::createNew(WebCore::ScriptState * scriptState=0x00eeb280) Line 110 C++ chrome.dll!WebCore::InspectorFrontend::newScriptObject() Line 71 + 0x10 bytes C++ chrome.dll!WebCore::InspectorDOMAgent::buildObjectForNode(WebCore::Node * node=0x01254000, int depth=2, WTF::HashMap<WTF::RefPtr<WebCore::Node>,long,WTF::PtrHash<WTF::RefPtr<WebCore::Node> >,WTF::HashTraits<WTF::RefPtr<WebCore::Node> >,WTF::HashTraits<long> > * nodesMap=0x0184b790) Line 380 C++ chrome.dll!WebCore::InspectorDOMAgent::pushDocumentToFrontend() Line 242 + 0x19 bytes C++ > chrome.dll!WebCore::InspectorDOMAgent::handleEvent(WebCore::Event * event=0x01942dc0, bool __formal=false) Line 180 + 0x8 bytes C++ chrome.dll!WebCore::Node::handleLocalEvents(WebCore::Event * event=0x01942dc0, bool useCapture=false) Line 2466 + 0x20 bytes C++ chrome.dll!WebCore::Node::dispatchGenericEvent(WTF::PassRefPtr<WebCore::Event> prpEvent={...}) Line 2587 + 0x1d bytes C++ chrome.dll!WebCore::Node::dispatchEvent(WTF::PassRefPtr<WebCore::Event> e={...}, int & ec=0) Line 2520 + 0x12 bytes C++ chrome.dll!WebCore::Document::finishedParsing() Line 3944 C++ chrome.dll!WebCore::HTMLParser::finished() Line 1635 + 0x1a bytes C++ chrome.dll!WebCore::HTMLTokenizer::end() Line 1847 C++ chrome.dll!WebCore::HTMLTokenizer::write(const WebCore::SegmentedString & str={...}, bool appendData=true) Line 1791 C++ chrome.dll!WebCore::HTMLTokenizer::timerFired(WebCore::Timer<WebCore::HTMLTokenizer> * __formal=0x012fe578) Line 1824 + 0x1a bytes C++ chrome.dll!WebCore::Timer<WebCore::HTMLTokenizer>::fired() Line 98 + 0x29 bytes C++ chrome.dll!WebCore::ThreadTimers::fireTimers(double fireTime=1251446396.6920252, const WTF::Vector<WebCore::TimerBase *,0> & firingTimers={...}) Line 111 + 0xf bytes C++ chrome.dll!WebCore::ThreadTimers::sharedTimerFiredInternal() Line 143 C++ chrome.dll!WebCore::ThreadTimers::sharedTimerFired() Line 123 C++ chrome.dll!webkit_glue::WebKitClientImpl::DoTimeout() Line 66 + 0xa bytes C++ chrome.dll!DispatchToMethod<webkit_glue::WebKitClientImpl,void (__thiscall webkit_glue::WebKitClientImpl::*)(void)>(webkit_glue::WebKitClientImpl * obj=0x00e289c0, void (void)* method=0x0258d320, const Tuple0 & arg={...}) Line 412 + 0x8 bytes C++ chrome.dll!base::BaseTimer<webkit_glue::WebKitClientImpl,0>::TimerTask::Run() Line 160 + 0x1c bytes C++ chrome.dll!MessageLoop::RunTask(Task * task=0x01847f00) Line 314 + 0xf bytes C++ chrome.dll!MessageLoop::DeferOrRunPendingTask(const MessageLoop::PendingTask & pending_task={...}) Line 325 C++ chrome.dll!MessageLoop::DoWork() Line 429 + 0xc bytes C++ chrome.dll!base::MessagePumpDefault::Run(base::MessagePump::Delegate * delegate=0x0012f580) Line 23 + 0xf bytes C++ chrome.dll!MessageLoop::RunInternal() Line 199 + 0x2a bytes C++ chrome.dll!MessageLoop::RunHandler() Line 182 C++ chrome.dll!MessageLoop::Run() Line 156 C++ chrome.dll!RendererMain(const MainFunctionParams & parameters={...}) Line 164 C++ chrome.dll!ChromeMain(HINSTANCE__ * instance=0x00400000, sandbox::SandboxInterfaceInfo * sandbox_info=0x0012fe9c, wchar_t * command_line=0x000209b4) Line 539 + 0xc bytes C++ chrome.exe!wWinMain(HINSTANCE__ * instance=0x00400000, HINSTANCE__ * prev_instance=0x00000000, wchar_t * command_line=0x000209b4, int __formal=10) Line 102 + 0x14 bytes C++ chrome.exe!__tmainCRTStartup() Line 324 + 0x35 bytes C chrome.exe!wWinMainCRTStartup() Line 196 C kernel32.dll!7c817077() [Frames below may be incorrect and/or missing, no symbols loaded for kernel32.dll]
Created attachment 38725 [details] Set DOM agent document to 0 when inspector closes
Committing to http://svn.webkit.org/repository/webkit/trunk ... M WebCore/ChangeLog M WebCore/inspector/InspectorController.cpp M WebCore/inspector/InspectorController.h Committed r47862
Created attachment 38729 [details] Check that DOM agent and inspector frontend are not nulls when accessing them from InspectorBackend.
Created attachment 38730 [details] Check that DOM agent and inspector frontend are not nulls when accessing them from InspectorBackend. (removed an empty line from getChildNodes)
We need to check that front-end and DOM agent exist when they are acccessed from InspectorBackand. A patch is already prepared.
Comment on attachment 38725 [details] Set DOM agent document to 0 when inspector closes Looks like this was landed. Removing Tim's r+ so that it doesn't appear in the commit-queue since this bug seems to be being re-used for a second patch.
Committing to http://svn.webkit.org/repository/webkit/trunk ... M WebCore/ChangeLog M WebCore/inspector/InspectorBackend.cpp M WebCore/inspector/InspectorBackend.h Committed r47944