Bug 21721

Summary: 1 crash in Safari at com.apple.WebCore • WebCore::RenderTableSection::numColumns const + 12
Product: WebKit Reporter: chris fleizach <cfleizach>
Component: AccessibilityAssignee: Nobody <webkit-unassigned>
Status: RESOLVED FIXED    
Severity: Normal    
Priority: P2    
Version: 528+ (Nightly build)   
Hardware: Mac   
OS: OS X 10.5   
Attachments:
Description Flags
Patch for a crash in AX code
none
patch to fix crash in AX table code jhoneycutt: review+

Description chris fleizach 2008-10-17 18:34:19 PDT
Crash with this bt

Thread 0 Crashed (i386):
>#0   com.apple.WebCore          0x95f5d17c  WebCore::RenderTableSection::numColumns() const + 12
  #1   com.apple.WebCore          0x9649e370  WebCore::AccessibilityTable::addChildren() + 512
  #2   com.apple.WebCore          0x9647833b  WebCore::AccessibilityRenderObject::children() + 27
  #3   com.apple.WebCore          0x9642b595  -[AccessibilityObjectWrapper accessibilityArrayAttributeValues:index:maxCount:] + 69
  #4   com.apple.AppKit           0x92bf3279  CopyAttributeValues + 289
  #5   com.apple.HIServices       0x91a9c123  _AXXMIGCopyAttributeValues + 297
  #6   com.apple.HIServices       0x91aa2f1d  _XCopyAttributeValues + 545
  #7   com.apple.HIServices       0x91a6fad5  mshMIGPerform + 492
  #8   com.apple.CoreFoundation   0x966eb5fe  __CFRunLoopDoSource1 + 366
  #9   com.apple.CoreFoundation   0x966ea254  __CFRunLoopRun + 4708
  #10  com.apple.CoreFoundation   0x9666cd87  CFRunLoopRunSpecific + 439
  #11  com.apple.CoreFoundation   0x9666cbc1  CFRunLoopRunInMode + 97
  #12  com.apple.HIToolbox        0x94cc5af6  RunCurrentEventLoopInMode + 392
  #13  com.apple.HIToolbox        0x94cc58ab  ReceiveNextEventCommon + 354
  #14  com.apple.HIToolbox        0x94cc5730  BlockUntilNextEventMatchingListInMode + 81
  #15  com.apple.AppKit           0x9289f1fe  _DPSNextEvent + 820
Comment 1 chris fleizach 2008-10-17 18:36:41 PDT
Created attachment 24471 [details]
Patch for a crash in AX code
Comment 2 chris fleizach 2008-10-17 18:40:09 PDT
Created attachment 24472 [details]
patch to fix crash in AX table code
Comment 3 Jon Honeycutt 2008-10-17 19:21:39 PDT
Comment on attachment 24472 [details]
patch to fix crash in AX table code

r=me
Comment 4 chris fleizach 2008-10-20 10:57:50 PDT
fixed
http://trac.webkit.org/changeset/37737