Bug 171247 - AX: Crash at WebCore::AXObjectCache::characterOffsetForIndex(int, WebCore::AccessibilityObject const*) + 703
Summary: AX: Crash at WebCore::AXObjectCache::characterOffsetForIndex(int, WebCore::Ac...
Status: RESOLVED FIXED
Alias: None
Product: WebKit
Classification: Unclassified
Component: Accessibility (show other bugs)
Version: WebKit Nightly Build
Hardware: All All
: P2 Normal
Assignee: Nobody
URL:
Keywords: InRadar
Depends on:
Blocks:
 
Reported: 2017-04-24 13:41 PDT by Nan Wang
Modified: 2017-04-24 17:05 PDT (History)
11 users (show)

See Also:


Attachments
patch (4.11 KB, patch)
2017-04-24 13:46 PDT, Nan Wang
no flags Details | Formatted Diff | Diff

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Description Nan Wang 2017-04-24 13:41:23 PDT
Thread 0 Crashed:: Dispatch queue: com.apple.main-thread
0   com.apple.WebCore             	0x00007fffa0bc4a5f WebCore::AXObjectCache::characterOffsetForIndex(int, WebCore::AccessibilityObject const*) + 703
1   com.apple.WebCore             	0x00007fffa1b7f8c3 -[WebAccessibilityObjectWrapper accessibilityAttributeValue:forParameter:] + 6099
2   com.apple.AppKit              	0x00007fff9160fe53 ___NSAccessibilityEntryPointValueForAttributeWithParameter_block_invoke.842 + 476
3   com.apple.AppKit              	0x00007fff9160ae65 NSAccessibilityPerformEntryPointObject + 16
4   com.apple.AppKit              	0x00007fff9160c474 NSAccessibilityEntryPointValueForAttributeWithParameter + 189
5   com.apple.AppKit              	0x00007fff913cdbcf CopyParameterizedAttributeValue + 540
6   com.apple.HIServices          	0x00007fff9229186d _AXXMIGCopyParameterizedAttributeValue + 327
7   com.apple.HIServices          	0x00007fff9229caf7 _XCopyParameterizedAttributeValue + 636
8   com.apple.HIServices          	0x00007fff92274dd9 mshMIGPerform + 212

<rdar://problem/31664234>
Comment 1 Nan Wang 2017-04-24 13:46:44 PDT
Created attachment 308003 [details]
patch
Comment 2 WebKit Commit Bot 2017-04-24 17:05:24 PDT
Comment on attachment 308003 [details]
patch

Clearing flags on attachment: 308003

Committed r215705: <http://trac.webkit.org/changeset/215705>
Comment 3 WebKit Commit Bot 2017-04-24 17:05:25 PDT
All reviewed patches have been landed.  Closing bug.