[Webkit-unassigned] [Bug 33828] New: Crash in Page::backForwardList when using History object from a detached window

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=33828

           Summary: Crash in Page::backForwardList when using History
                    object from a detached window
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: All
        OS/Version: All
            Status: NEW
          Severity: Normal
          Priority: P1
         Component: History
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: ap at webkit.org
                CC: beidson at apple.com


Created an attachment (id=46890)
 --> (https://bugs.webkit.org/attachment.cgi?id=46890)
test case (will crash)

Thread 0 Crashed:  Dispatch queue: com.apple.main-thread
0   com.apple.WebCore                 0x0000000100e43564
WebCore::Page::backForwardList() + 4
1   com.apple.WebCore                 0x0000000100a64cb8
WebCore::HistoryController::replaceState(WTF::PassRefPtr<WebCore::SerializedScriptValue>,
WebCore::String const&, WebCore::String const&) + 56
2   com.apple.WebCore                 0x0000000100a64978
WebCore::History::stateObjectAdded(WTF::PassRefPtr<WebCore::SerializedScriptValue>,
WebCore::String const&, WebCore::String const&,
WebCore::History::StateObjectType, int&) + 440
3   com.apple.WebCore                 0x0000000100c0f32a
WebCore::JSHistory::replaceState(JSC::ExecState*, JSC::ArgList const&) + 650
4   com.apple.WebCore                 0x0000000100c0e489
WebCore::jsHistoryPrototypeFunctionReplaceState(JSC::ExecState*,
JSC::JSObject*, JSC::JSValue, JSC::ArgList const&) + 137

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