Bug 131522 - AX: WebProcess at com.apple.WebCore: WebCore::AXObjectCache::rootObject + 18
Summary: AX: WebProcess at com.apple.WebCore: WebCore::AXObjectCache::rootObject + 18
Status: RESOLVED FIXED
Alias: None
Product: WebKit
Classification: Unclassified
Component: Accessibility (show other bugs)
Version: 528+ (Nightly build)
Hardware: All All
: P2 Normal
Assignee: chris fleizach
URL:
Keywords: InRadar
Depends on:
Blocks:
 
Reported: 2014-04-10 18:07 PDT by chris fleizach
Modified: 2014-04-11 11:24 PDT (History)
2 users (show)

See Also:

Attachments
patch (1.51 KB, patch)
2014-04-10 22:24 PDT, chris fleizach 		kling: review+
Details | Formatted Diff | Diff
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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