[Webkit-unassigned] [Bug 26024] New: <rdar://problem/6888669> AX: possible to fail assertion because AXPostNotification calls accessibilityIsIgnored

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=26024

           Summary: <rdar://problem/6888669> AX: possible to fail assertion
                    because AXPostNotification calls accessibilityIsIgnored
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: Macintosh
        OS/Version: Mac OS X 10.5
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Accessibility
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: cfleizach at apple.com


ASSERTION FAILED: !m_layoutState
(/Volumes/data/Web/WebKit-2/WebCore/rendering/RenderView.cpp:115 virtual void
WebCore::RenderView::layout())

Program received signal EXC_BAD_ACCESS, Could not access memory.
Reason: KERN_INVALID_ADDRESS at address: 0x00000000bbadbeef
0x0000000101afc46d in WebCore::RenderView::layout (this=0x119aaf898) at
/Volumes/data/Web/WebKit-2/WebCore/rendering/RenderView.cpp:115
115         ASSERT(!m_layoutState);
(gdb) bt
#0  0x0000000101afc46d in WebCore::RenderView::layout (this=0x119aaf898) at
/Volumes/data/Web/WebKit-2/WebCore/rendering/RenderView.cpp:115
#1  0x0000000101cb92f7 in WebCore::RenderObject::layoutIfNeeded
(this=0x119aaf898) at RenderObject.h:479
#2  0x000000010139ece4 in
WebCore::AccessibilityRenderObject::updateBackingStore (this=0x119c21e80) at
/Volumes/data/Web/WebKit-2/WebCore/page/AccessibilityRenderObject.cpp:2537
#3  0x000000010138f235 in -[AccessibilityObjectWrapper accessibilityIsIgnored]
(self=0x119c1a230, _cmd=0x7fff820a67d8) at
/Volumes/data/Web/WebKit-2/WebCore/page/mac/AccessibilityObjectWrapper.mm:1530
#4  0x00007fff819c0431 in NSAccessibilityPostNotificationForObservedElement ()
#5  0x00000001013889e1 in WebCore::AXObjectCache::postNotification
(this=0x119ad5aa0, renderer=0x119c218d8, message=@0x7fff5fbf9950) at
/Volumes/data/Web/WebKit-2/WebCore/page/mac/AXObjectCacheMac.mm:68
#6  0x0000000101ae2a18 in WebCore::RenderTextControl::setInnerTextValue
(this=0x119c218d8, innerTextValue=@0x7fff5fbf99f0) at
/Volumes/data/Web/WebKit-2/WebCore/rendering/RenderTextControl.cpp:176
#7  0x0000000101ae7d4e in
WebCore::RenderTextControlSingleLine::updateFromElement (this=0x119c218d8) at
/Volumes/data/Web/WebKit-2/WebCore/rendering/


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