Bug 131522

Summary: AX: WebProcess at com.apple.WebCore: WebCore::AXObjectCache::rootObject + 18
Product: WebKit Reporter: chris fleizach <cfleizach>
Component: AccessibilityAssignee: chris fleizach <cfleizach>
Status: RESOLVED FIXED    
Severity: Normal CC: andersca, webkit-bug-importer
Priority: P2 Keywords: InRadar
Version: 528+ (Nightly build)   
Hardware: All   
OS: All   
Attachments:
Description Flags
patch kling: review+

Description chris fleizach 2014-04-10 18:07:43 PDT
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>
Comment 1 chris fleizach 2014-04-10 22:24:44 PDT
Created attachment 229109 [details]
patch
Comment 2 Andreas Kling 2014-04-10 23:58:50 PDT
Comment on attachment 229109 [details]
patch

r=me
Comment 3 chris fleizach 2014-04-11 11:24:42 PDT
http://trac.webkit.org/changeset/167136