[Webkit-unassigned] [Bug 161276] New: AX: Crash at AccessibilityRenderObject::computeAccessibilityIsIgnored const + 552

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=161276

            Bug ID: 161276
           Summary: AX: Crash at
                    AccessibilityRenderObject::computeAccessibilityIsIgnor
                    ed const  + 552
    Classification: Unclassified
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: All
                OS: All
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Accessibility
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: n_wang at apple.com
                CC: n_wang at apple.com, webkit-bug-importer at group.apple.com

0   WebCore                           0x0000000184b138b8 WebCore::AccessibilityRenderObject::computeAccessibilityIsIgnored() const + 552 (/BuildRoot/Library/Caches/com.apple.xbs/Sources/WebCore/WebCore-7601.1.46.128/rendering/RenderObject.h:970)
1   WebCore                           0x0000000184b13878 WebCore::AccessibilityRenderObject::computeAccessibilityIsIgnored() const + 488 (/BuildRoot/Library/Caches/com.apple.xbs/Sources/WebCore/WebCore-7601.1.46.128/accessibility/AccessibilityRenderObject.cpp:1208)
2   WebCore                           0x0000000184b0e0a0 WebCore::AccessibilityObject::accessibilityIsIgnored() const + 100 (/BuildRoot/Library/Caches/com.apple.xbs/Sources/WebCore/WebCore-7601.1.46.128/accessibility/AccessibilityObject.cpp:2748)
3   WebCore                           0x0000000184b0db8c WebCore::AccessibilityObject::notifyIfIgnoredValueChanged() + 32 (/BuildRoot/Library/Caches/com.apple.xbs/Sources/WebCore/WebCore-7601.1.46.128/accessibility/AccessibilityObject.cpp:2643)
4   WebCore                           0x00000001853ed240 WebCore::RenderBlock::removeChild(WebCore::RenderObject&) + 580 (/BuildRoot/Library/Caches/com.apple.xbs/Sources/WebCore/WebCore-7601.1.46.128/rendering/RenderBlock.cpp:768)
5   WebCore                           0x00000001849bf924 WebCore::RenderObject::willBeDestroyed() + 72 (/BuildRoot/Library/Caches/com.apple.xbs/Sources/WebCore/WebCore-7601.1.46.128/rendering/RenderObject.cpp:191)
6   WebCore                           0x00000001849bf6ec WebCore::RenderObject::destroyAndCleanupAnonymousWrappers() + 276 (/BuildRoot/Library/Caches/com.apple.xbs/Sources/WebCore/WebCore-7601.1.46.128/rendering/RenderObject.cpp:2036)
7   WebCore                           0x00000001855f8d24 WebCore::Style::detachChildren(WebCore::ContainerNode&, WebCore::Style::DetachType) + 288 (/BuildRoot/Library/Caches/com.apple.xbs/Sources/WebCore/WebCore-7601.1.46.128/style/StyleResolveTree.cpp:324)
8   WebCore                           0x00000001855f751c WebCore::Style::detachRenderTree(WebCore::Element&, WebCore::Style::DetachType) + 128 (/BuildRoot/Library/Caches/com.apple.xbs/Sources/WebCore/WebCore-7601.1.46.128/style/StyleResolveTree.cpp:570)
9   WebCore                           0x00000001855f8ce8 WebCore::Style::detachChildren(WebCore::ContainerNode&, WebCore::Style::DetachType) + 228 (/BuildRoot/Library/Caches/com.apple.xbs/Sources/WebCore/WebCore-7601.1.46.128/style/StyleResolveTree.cpp:543)
10  WebCore                           0x00000001855f751c WebCore::Style::detachRenderTree(WebCore::Element&, WebCore::Style::DetachType) + 128 (/BuildRoot/Library/Caches/com.apple.xbs/Sources/WebCore/WebCore-7601.1.46.128/style/StyleResolveTree.cpp:570)
11  WebCore                           0x00000001855f8ce8 WebCore::Style::detachChildren(WebCore::ContainerNode&, WebCore::Style::DetachType) + 228 (/BuildRoot/Library/Caches/com.apple.xbs/Sources/WebCore/WebCore-7601.1.46.128/style/StyleResolveTree.cpp:543)
12  WebCore                           0x00000001855f751c WebCore::Style::detachRenderTree(WebCore::Element&, WebCore::Style::DetachType) + 128 (/BuildRoot/Library/Caches/com.apple.xbs/Sources/WebCore/WebCore-7601.1.46.128/style/StyleResolveTree.cpp:570)
13  WebCore                           0x00000001855f8ce8 WebCore::Style::detachChildren(WebCore::ContainerNode&, WebCore::Style::DetachType) + 228 (/BuildRoot/Library/Caches/com.apple.xbs/Sources/WebCore/WebCore-7601.1.46.128/style/StyleResolveTree.cpp:543)
14  WebCore                           0x00000001855f751c WebCore::Style::detachRenderTree(WebCore::Element&, WebCore::Style::DetachType) + 128 (/BuildRoot/Library/Caches/com.apple.xbs/Sources/WebCore/WebCore-7601.1.46.128/style/StyleResolveTree.cpp:570)
15  WebCore                           0x00000001855f8ce8 WebCore::Style::detachChildren(WebCore::ContainerNode&, WebCore::Style::DetachType) + 228 (/BuildRoot/Library/Caches/com.apple.xbs/Sources/WebCore/WebCore-7601.1.46.128/style/StyleResolveTree.cpp:543)
16  WebCore                           0x00000001855f751c WebCore::Style::detachRenderTree(WebCore::Element&, WebCore::Style::DetachType) + 128 (/BuildRoot/Library/Caches/com.apple.xbs/Sources/WebCore/WebCore-7601.1.46.128/style/StyleResolveTree.cpp:570)
17  WebCore                           0x00000001855f8ce8 WebCore::Style::detachChildren(WebCore::ContainerNode&, WebCore::Style::DetachType) + 228 (/BuildRoot/Library/Caches/com.apple.xbs/Sources/WebCore/WebCore-7601.1.46.128/style/StyleResolveTree.cpp:543)
18  WebCore                           0x00000001855f751c WebCore::Style::detachRenderTree(WebCore::Element&, WebCore::Style::DetachType) + 128 (/BuildRoot/Library/Caches/com.apple.xbs/Sources/WebCore/WebCore-7601.1.46.128/style/StyleResolveTree.cpp:570)
19  WebCore                           0x00000001855f8ce8 WebCore::Style::detachChildren(WebCore::ContainerNode&, WebCore::Style::DetachType) + 228 (/BuildRoot/Library/Caches/com.apple.xbs/Sources/WebCore/WebCore-7601.1.46.128/style/StyleResolveTree.cpp:543)
20  WebCore                           0x00000001855f751c WebCore::Style::detachRenderTree(WebCore::Element&, WebCore::Style::DetachType) + 128 (/BuildRoot/Library/Caches/com.apple.xbs/Sources/WebCore/WebCore-7601.1.46.128/style/StyleResolveTree.cpp:570)
21  WebCore                           0x0000000184bd3a74 WebCore::ContainerNode::removeBetween(WebCore::Node*, WebCore::Node*, WebCore::Node&) + 108 (/BuildRoot/Library/Caches/com.apple.xbs/Sources/WebCore/WebCore-7601.1.46.128/dom/ContainerNode.cpp:104)
22  WebCore                           0x0000000184aa44a4 WebCore::ContainerNode::removeChild(WebCore::Node*, int&) + 336 (/BuildRoot/Library/Caches/com.apple.xbs/Sources/WebCore/WebCore-7601.1.46.128/dom/ContainerNode.cpp:572)
23  WebCore                           0x0000000184aa434c WebCore::Node::removeChild(WebCore::Node*, int&) + 40 (/BuildRoot/Library/Caches/com.apple.xbs/Sources/WebCore/WebCore-7601.1.46.128/dom/Node.cpp:465)
24  WebCore                           0x0000000184aa42e8 WebCore::JSNode::removeChild(JSC::ExecState*) + 68 (/BuildRoot/Library/Caches/com.apple.xbs/Sources/WebCore/WebCore-7601.1.46.128/bindings/js/JSNodeCustom.cpp:140)

<rdar://problem/22131009>

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