[Webkit-unassigned] [Bug 43807] New: REGRESSION (r64816-r64889): Crash in WebCore::AccessibilityRenderObject

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=43807

           Summary: REGRESSION (r64816-r64889): Crash in
                    WebCore::AccessibilityRenderObject
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: Macintosh PowerPC
        OS/Version: Mac OS X 10.5
            Status: UNCONFIRMED
          Severity: Critical
          Priority: P2
         Component: WebCore Misc.
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: kevin at rhubarbproductions.com


Whenever I press Command-Control-d over some text to bring up the floating dictionary window, Webkit gets the spinning wheel and crashes.


Process:         Safari [705]
Path:            /Applications/WebKit.app/Contents/MacOS/WebKit
Identifier:      org.webkit.nightly.WebKit
Version:         r65052 (65052)
Code Type:       PPC (Native)
Parent Process:  launchd [110]

Date/Time:       2010-08-10 13:24:58.447 -0400
OS Version:      Mac OS X 10.5.8 (9L30)
Report Version:  6
Anonymous UUID:  F41C1802-6457-4B49-A738-107FEBA3B7F7

Exception Type:  EXC_BAD_ACCESS (SIGBUS)
Exception Codes: KERN_PROTECTION_FAILURE at 0x0000000000000000
Crashed Thread:  0

Thread 0 Crashed:
0   com.apple.WebCore                 0x01497e18 WebCore::AccessibilityRenderObject::visiblePositionForPoint(WebCore::IntPoint const&) const + 408
1   com.apple.WebCore                 0x0148c164 -[AccessibilityObjectWrapper accessibilityAttributeValue:forParameter:] + 2532
2   ....DictionaryServiceComponent    0x1d370ff4 DSAXGetTextOrigin + 1028
3   ....DictionaryServiceComponent    0x1d370908 DSAXGetTextUnderMouse + 432
4   ....DictionaryServiceComponent    0x1d36fb70 DSGetTextUnderMouse + 1024
5   ....DictionaryServiceComponent    0x1d3702cc DSInitializeMessageReceiving + 616
6   com.apple.CoreFoundation          0x920e9258 __CFMessagePortPerform + 324
7   com.apple.CoreFoundation          0x92109630 CFRunLoopRunSpecific + 2480
8   com.apple.HIToolbox               0x90c09b14 RunCurrentEventLoopInMode + 264
9   com.apple.HIToolbox               0x90c09938 ReceiveNextEventCommon + 412
10  com.apple.HIToolbox               0x90c09778 BlockUntilNextEventMatchingListInMode + 84
11  com.apple.AppKit                  0x93151244 _DPSNextEvent + 596
12  com.apple.AppKit                  0x93150bfc -[NSApplication nextEventMatchingMask:untilDate:inMode:dequeue:] + 112
13  com.apple.Safari                  0x000191c4 0x1000 + 98756
14  com.apple.AppKit                  0x9314a89c -[NSApplication run] + 744
15  com.apple.AppKit                  0x9311b298 NSApplicationMain + 440
16  com.apple.Safari                  0x0000b7c8 0x1000 + 42952

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