[Webkit-unassigned] [Bug 24106] New: Crash on exit in InspectorController

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=24106

           Summary: Crash on exit in InspectorController
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: Other
        OS/Version: Mac OS X 10.5
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Web Inspector
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: treat at kde.org


Hi,

I've been getting a consistent crash on exit using QtLauncher and QtWebKit. 
The backtrace is:

0xb63dc2ed in JSC::Heap::heapAllocate<(JSC::HeapType)0> (this=0x815fd68, s=24)
    at ../../../../JavaScriptCore/runtime/Collector.cpp:315
315             targetBlock = reinterpret_cast<Block*>(heap.blocks[i]);
(gdb) bt
#0  0xb63dc2ed in JSC::Heap::heapAllocate<(JSC::HeapType)0> (this=0x815fd68,
s=24)
    at ../../../../JavaScriptCore/runtime/Collector.cpp:315
#1  0xb63d89c8 in JSC::Heap::allocate (this=0x815fd68, s=24) at
../../../../JavaScriptCore/runtime/Collector.cpp:385
#2  0xb6e4e568 in WebCore::JSDOMWindowPrototype::operator new (size=24) at
tmp/JSDOMWindow.cpp:506
#3  0xb64977a6 in WebCore::JSDOMWindowShell::setWindow (this=0xb3070000,
window=@0xbf903f24)
    at ../../../../WebCore/bindings/js/JSDOMWindowShell.cpp:60
#4  0xb6497ab7 in JSDOMWindowShell (this=0xb3070000, window=@0xbf903f68)
    at ../../../../WebCore/bindings/js/JSDOMWindowShell.cpp:50
#5  0xb64d1e27 in WebCore::ScriptController::initScript (this=0x8169e5c)
    at ../../../../WebCore/bindings/js/ScriptController.cpp:170
#6  0xb647d3a0 in WebCore::ScriptController::initScriptIfNeeded
(this=0x8169e5c)
    at ../../../../WebCore/bindings/js/ScriptController.h:141
#7  0xb648f6d9 in WebCore::ScriptController::windowShell (this=0x8169e5c)
    at ../../../../WebCore/bindings/js/ScriptController.h:72
---Type <return> to continue, or q <return> to quit---
#8  0xb6487586 in WebCore::toJSDOMWindow (frame=0x8169b98) at
../../../../WebCore/bindings/js/JSDOMWindowBase.cpp:894
#9  0xb67cce76 in WebCore::InspectorController::stopUserInitiatedProfiling
(this=0x8160cc0)
    at ../../../../WebCore/inspector/InspectorController.cpp:1828
#10 0xb67cd5a7 in WebCore::InspectorController::close (this=0x8160cc0)
    at ../../../../WebCore/inspector/InspectorController.cpp:1765
#11 0xb67cd633 in WebCore::InspectorController::inspectedPageDestroyed
(this=0x8160cc0)
    at ../../../../WebCore/inspector/InspectorController.cpp:1223
#12 0xb68f9b05 in ~Page (this=0x8160b48) at
../../../../WebCore/page/Page.cpp:159
#13 0xb6b4a175 in ~QWebPagePrivate (this=0x8160530) at
../../../../WebKit/qt/Api/qwebpage.cpp:288
#14 0xb6b4a4d4 in ~QWebPage (this=0x8160468) at
../../../../WebKit/qt/Api/qwebpage.cpp:1276
#15 0x0805c487 in ~WebPage (this=0x8160468) at
/home/kde/trunk/labs.trolltech.com/webkit/WebKit/qt/QtLauncher/main.cpp:51
#16 0xb6b4dcd7 in ~QWebView (this=0x81600d8) at
../../../../WebKit/qt/Api/qwebview.cpp:178
#17 0xb4a6c4c4 in QObjectPrivate::deleteChildren (this=0x81144f8)
    at /home/kde/trunk/qt-snapshot/src/corelib/kernel/qobject.cpp:1840

A proposed patch is forthcoming.


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