[Webkit-unassigned] [Bug 131522] New: AX: WebProcess at com.apple.WebCore: WebCore::AXObjectCache::rootObject + 18

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=131522

           Summary: AX: WebProcess at com.apple.WebCore:
                    WebCore::AXObjectCache::rootObject + 18
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: All
        OS/Version: All
            Status: NEW
          Keywords: InRadar
          Severity: Normal
          Priority: P2
         Component: Accessibility
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: cfleizach at apple.com
                CC: webkit-bug-importer at group.apple.com


Crash at

     33 com.apple.WebCore:  WebCore::AXObjectCache::rootObject + 18 <==
        33 com.apple.WebKit2:  -[WKAccessibilityWebPageObject accessibilityRootObjectWrapper] + 101
          18 com.apple.WebKit2:  -[WKAccessibilityWebPageObject accessibilityChildren] + 17
          | 18 com.apple.WebKit2:  -[WKAccessibilityWebPageObject accessibilityAttributeValue:] + 535
          |   13 com.apple.AppKit:  -[NSObject(NSAccessibilityInternal) _accessibilityValueForAttribute:clientError:] + 228
          |   | 13 com.apple.AppKit:  CopyAppKitUIElementAttributeValueNoCatch + 53
          |   |   13 com.apple.AppKit:  CopyAttributeValue + 359
          |   |     13 com.apple.HIServices:  _AXXMIGCopyAttributeValue + 221
          |   |       13 com.apple.HIServices:  _XCopyAttributeValue + 333
          |   |         13 com.apple.HIServices:  mshMIGPerform + 443
          |   |           13 com.apple.CoreFoundation:  __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE1_PERFORM_FUNCTION__ + 41
          |   |             13 com.apple.CoreFoundation:  __CFRunLoopDoSource1 + 153
          |   |               13 com.apple.CoreFoundation:  __CFRunLoopRun + 1826
          |   |                 13 com.apple.CoreFoundation:  CFRunLoopRunSpecific + 290
          |   |                   13 com.apple.HIToolbox:  RunCurrentEventLoopInMode + 209
          |   |                     13 com.apple.HIToolbox:  ReceiveNextEventCommon + 356
          |   |                       13 com.apple.HIToolbox:  BlockUntilNextEventMatchingListInMode + 62

<rdar://problem/15561031>

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