[Webkit-unassigned] [Bug 79390] New: REGRESSION (r108509-r108593 ): Crash clicking back button in WebKit::WebProcessProxy::didReceiveMessage

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=79390

           Summary: REGRESSION (r108509-r108593 ): Crash clicking back
                    button in WebKit::WebProcessProxy::didReceiveMessage
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: Macintosh Intel
        OS/Version: Mac OS X 10.7
            Status: UNCONFIRMED
          Severity: Critical
          Priority: P1
         Component: WebKit Misc.
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: kevin at rhubarbproductions.com


Safari 5.2

Load a page and click to another page so that you can press the back button and then crash. When browser tries to re-open pages on restart it crashes again.

Thread 0 Crashed:: Dispatch queue: com.apple.main-thread
0   ???                               0x00007fff64bc8020 0 + 140734883463200
1   com.apple.WebKit2                 0x0000000105638767 WebKit::WebProcessProxy::didReceiveMessage(CoreIPC::Connection*, CoreIPC::MessageID, CoreIPC::ArgumentDecoder*) + 149
2   com.apple.WebKit2                 0x00000001055bf02c WebKit::WebConnectionToWebProcess::didReceiveMessage(CoreIPC::Connection*, CoreIPC::MessageID, CoreIPC::ArgumentDecoder*) + 194
3   com.apple.WebKit2                 0x00000001055624f9 CoreIPC::Connection::dispatchMessage(CoreIPC::Connection::Message<CoreIPC::ArgumentDecoder>&) + 175
4   com.apple.WebKit2                 0x0000000105563a05 CoreIPC::Connection::dispatchMessages() + 147
5   com.apple.WebCore                 0x0000000106215e19 WebCore::RunLoop::performWork() + 89
6   com.apple.WebCore                 0x00000001062162d7 WebCore::RunLoop::performWork(void*) + 71
7   com.apple.CoreFoundation          0x00007fff872d36e1 __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__ + 17
8   com.apple.CoreFoundation          0x00007fff872d2f4d __CFRunLoopDoSources0 + 253
9   com.apple.CoreFoundation          0x00007fff872f9d39 __CFRunLoopRun + 905
10  com.apple.CoreFoundation          0x00007fff872f9676 CFRunLoopRunSpecific + 230
11  com.apple.HIToolbox               0x00007fff922e331f RunCurrentEventLoopInMode + 277
12  com.apple.HIToolbox               0x00007fff922ea51b ReceiveNextEventCommon + 181
13  com.apple.HIToolbox               0x00007fff922ea456 BlockUntilNextEventMatchingListInMode + 62
14  com.apple.AppKit                  0x00007fff880ccf5d _DPSNextEvent + 659
15  com.apple.AppKit                  0x00007fff880cc861 -[NSApplication nextEventMatchingMask:untilDate:inMode:dequeue:] + 135
16  com.apple.Safari.framework        0x00007fff8f692979 -[BrowserApplication nextEventMatchingMask:untilDate:inMode:dequeue:] + 162
17  com.apple.AppKit                  0x00007fff880c919d -[NSApplication run] + 470
18  com.apple.AppKit                  0x00007fff88347b88 NSApplicationMain + 867
19  com.apple.Safari.framework        0x00007fff8f84ce12 SafariMain + 166
20  com.apple.Safari                  0x0000000104fcaf2c 0x104fca000 + 3884

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