[Webkit-unassigned] [Bug 6597] New: REGRESSION: Assertion failure in KJS::Collector::protect in Mail.app

[bugzilla-daemon at opendarwin.org]

http://bugzilla.opendarwin.org/show_bug.cgi?id=6597

           Summary: REGRESSION: Assertion failure in KJS::Collector::protect
                    in Mail.app
           Product: WebKit
           Version: 412+
          Platform: Macintosh
        OS/Version: Mac OS X 10.4
            Status: NEW
          Severity: normal
          Priority: P1
         Component: JavaScript
        AssignedTo: webkit-unassigned at opendarwin.org
        ReportedBy: opendarwin.org at bdash.net.nz


This occurs when selecting a specific message in a folder, clicking on empty space in the message list 
to deselect it, and then selecting the original message.

Backtrace when asertion fires is:

#0  0x9004716c in kill ()
#1  0x90128b98 in abort ()
#2  0x946e7144 in __eprintf ()
#3  0x01010994 in KJS::Collector::protect (k=0x0) at .../JavaScriptCore/kjs/collector.cpp:392
#4  0x01aff960 in KJS::gcProtect (val=0x0) at .../WebKitBuild/Development/JavaScriptCore.framework/
PrivateHeaders/protect.h:36
#5  0x01b80f50 in KJS::Bindings::RootObject::setRootObjectImp (this=0x1101e390, i=0x0) at .../
WebKitBuild/Development/JavaScriptCore.framework/PrivateHeaders/runtime_root.h:61
#6  0x01a360b8 in MacFrame::bindingRootObject (this=0xd9bd000) at .../WebCore/bridge/mac/
MacFrame.mm:1145
#7  0x01a361bc in MacFrame::windowScriptObject (this=0xd9bd000) at .../WebCore/bridge/mac/
MacFrame.mm:1157
#8  0x01a6bd80 in -[WebCoreFrameBridge windowScriptObject] (self=0x10bf9260, 
_cmd=0x90a3e1bc) at .../WebCore/bridge/mac/WebCoreFrameBridge.mm:1558
#9  0x0033a44c in -[WebFrameBridge windowObjectCleared] (self=0x10bf9260, _cmd=0x90a3e15c) at 
.../WebKit/WebCoreSupport.subproj/WebFrameBridge.m:1495
#10 0x01a2eb40 in MacFrame::partClearedInBegin (this=0xd9bd000) at .../WebCore/bridge/mac/
MacFrame.mm:1185
#11 0x01a2aa3c in Frame::begin (this=0xd9bd000, url=@0xd9bd934, xOffset=0, yOffset=0) at .../
WebCore/page/Frame.cpp:755
#12 0x01a222d0 in Frame::receivedFirstData (this=0xd9bd000) at .../WebCore/page/Frame.cpp:659
#13 0x01a2292c in Frame::setEncoding (this=0xd9bd000, name=@0xbfffe058, userChosen=false) 
at .../WebCore/page/Frame.cpp:3218
#14 0x01a68f68 in -[WebCoreFrameBridge setEncoding:userChosen:] (self=0x10bf9260, 
_cmd=0x90a30488, encoding=0xd3bb2f0, userChosen=0 '\0') at .../WebCore/bridge/mac/
WebCoreFrameBridge.mm:670
#15 0x003340ac in -[WebFrameBridge receivedData:textEncodingName:] (self=0x10bf9260, 
_cmd=0x90a28aa8, data=0x1253e6a0, textEncodingName=0xd3bb2f0) at .../WebKit/
WebCoreSupport.subproj/WebFrameBridge.m:470
#16 0x0036db88 in -[WebHTMLRepresentation receivedData:withDataSource:] (self=0xd32fe20, 
_cmd=0x90a28ac8, data=0x1253e6a0, dataSource=0x1253cdd0) at .../WebKit/WebView.subproj/
WebHTMLRepresentation.m:120
#17 0x003586b0 in -[WebDataSource(WebPrivate) _commitLoadWithData:] (self=0x1253cdd0, 
_cmd=0x402830, data=0x1253e6a0) at .../WebKit/WebView.subproj/WebDataSource.m:1032
#18 0x00356d70 in -[WebDataSource(WebPrivate) _receivedData:] (self=0x1253cdd0, 
_cmd=0x909f1a40, data=0x1253e6a0) at .../WebKit/WebView.subproj/WebDataSource.m:777
#19 0x003924d0 in -[WebMainResourceLoader addData:] (self=0x1253d930, _cmd=0x90a04a60, 
data=0x1253e6a0) at .../WebKit/WebView.subproj/WebMainResourceLoader.m:162
#20 0x00350be4 in -[WebLoader didReceiveData:lengthReceived:] (self=0x1253d930, 
_cmd=0x90a0fb9c, data=0x1253e6a0, lengthReceived=9551) at .../WebKit/WebView.subproj/
WebLoader.m:533
#21 0x00393ab4 in -[WebMainResourceLoader didReceiveData:lengthReceived:] (self=0x1253d930, 
_cmd=0x90a0fb9c, data=0x1253e6a0, lengthReceived=9551) at .../WebKit/WebView.subproj/
WebMainResourceLoader.m:377
#22 0x00351748 in -[WebLoader connection:didReceiveData:lengthReceived:] (self=0x1253d930, 
_cmd=0x90a0b9cc, con=0xd3bb280, data=0x1253e6a0, lengthReceived=9551) at .../WebKit/
WebView.subproj/WebLoader.m:644
#23 0x92906a64 in -[NSURLConnection(NSURLConnectionInternal) _sendDidReceiveDataCallback] ()
#24 0x92904f04 in -[NSURLConnection(NSURLConnectionInternal) _sendCallbacks] ()
#25 0x92904ca0 in _sendCallbacks ()
#26 0x9075ea68 in __CFRunLoopDoSources0 ()
#27 0x9075df98 in __CFRunLoopRun ()
#28 0x9075da18 in CFRunLoopRunSpecific ()
#29 0x9317c1e0 in RunCurrentEventLoopInMode ()
#30 0x9317b7ec in ReceiveNextEventCommon ()
#31 0x9317b6e0 in BlockUntilNextEventMatchingListInMode ()
#32 0x9367a104 in _DPSNextEvent ()
#33 0x93679dc8 in -[NSApplication nextEventMatchingMask:untilDate:inMode:dequeue:] ()
#34 0x9367630c in -[NSApplication run] ()
#35 0x93766e68 in NSApplicationMain ()
#36 0x00002888 in ?? ()
#37 0x000a4da0 in ?? ()

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