Bug 186629

Summary:

AX: Crash in AccessibilityNodeObject::textUnderElement(WebCore::AccessibilityTextUnderElementMode) const + 536

Product:

WebKit

Reporter:

Nan Wang <n_wang>

Component:

Accessibility

Assignee:

Nobody <webkit-unassigned>

Status:

RESOLVED FIXED

Severity:

Normal

CC:

aboxhall, apinheiro, cfleizach, commit-queue, dmazzoni, ews-watchlist, jcraig, jdiggs, n_wang, samuel_white, webkit-bug-importer

Priority:

Keywords:

InRadar

Version:

WebKit Nightly Build

Hardware:

All

OS:

All

Attachments:

Description	Flags
patch	none

Nan Wang

Reported 2018-06-14 12:52:19 PDT

0 WebCore 0x00000001977d4b68 WebCore::AccessibilityNodeObject::textUnderElement(WebCore::AccessibilityTextUnderElementMode) const + 536 1 WebCore 0x00000001977d4b38 WebCore::AccessibilityNodeObject::textUnderElement(WebCore::AccessibilityTextUnderElementMode) const + 488 2 WebCore 0x00000001977e40f4 WebCore::AccessibilityRenderObject::textUnderElement(WebCore::AccessibilityTextUnderElementMode) const + 876 (./accessibility/AccessibilityRenderObject.cpp:689) 3 WebCore 0x00000001977d5104 WebCore::AccessibilityNodeObject::textUnderElement(WebCore::AccessibilityTextUnderElementMode) const + 1972 (./accessibility/AccessibilityNodeObject.cpp:1779) 4 WebCore 0x00000001977e40f4 WebCore::AccessibilityRenderObject::textUnderElement(WebCore::AccessibilityTextUnderElementMode) const + 876 (./accessibility/AccessibilityRenderObject.cpp:689) 5 WebCore 0x00000001977d0224 WebCore::accessibleNameForNode(WebCore::Node*, WebCore::Node*) + 1304 (./accessibility/AccessibilityNodeObject.cpp:1986) 6 WebCore 0x00000001977d6438 WebCore::AccessibilityNodeObject::accessibilityDescriptionForElements(WTF::Vector<WebCore::Element*, 0ul, WTF::CrashOnOverflow, 16ul>&) const + 108 (./accessibility/AccessibilityNodeObject.cpp:2031) 7 WebCore 0x00000001977d680c WebCore::AccessibilityNodeObject::ariaLabeledByAttribute() const + 88 (./accessibility/AccessibilityNodeObject.cpp:2056) 8 WebCore 0x00000001977d26a0 WebCore::AccessibilityNodeObject::ariaLabeledByText(WTF::Vector<WebCore::AccessibilityText, 0ul, WTF::CrashOnOverflow, 16ul>&) const + 56 (./accessibility/AccessibilityNodeObject.cpp:1478) 9 WebCore 0x00000001977d0aec WebCore::AccessibilityNodeObject::alternativeText(WTF::Vector<WebCore::AccessibilityText, 0ul, WTF::CrashOnOverflow, 16ul>&) const + 248 (./accessibility/AccessibilityNodeObject.cpp:1315) 10 WebCore 0x00000001977d3ba0 WebCore::AccessibilityNodeObject::accessibilityText(WTF::Vector<WebCore::AccessibilityText, 0ul, WTF::CrashOnOverflow, 16ul>&) + 52 (./accessibility/AccessibilityNodeObject.cpp:1467) 11 WebCore 0x000000019837590c -[WebAccessibilityObjectWrapperBase baseAccessibilityTitle] + 220 (/BuildRoot/Library/Caches/com.apple.xbs/Sources/WebCore/WebCore-7606.1.19.1/accessibility/mac/WebAccessibilityObjectWrapperBase.mm:338) 12 WebCore 0x0000000196fa5a64 -[WebAccessibilityObjectWrapper accessibilityLabel] + 100 (./accessibility/ios/WebAccessibilityObjectWrapperIOS.mm:1132) <rdar://problem/40828348>

Attachments
patch (4.35 KB, patch) 2018-06-14 12:56 PDT, Nan Wang	no flags	Details Formatted Diff Diff
View All Add attachment proposed patch, testcase, etc.

Nan Wang

Comment 1 2018-06-14 12:56:32 PDT

Created attachment 342755 [details] patch

WebKit Commit Bot

Comment 2 2018-06-14 14:11:17 PDT

Comment on attachment 342755 [details] patch Clearing flags on attachment: 342755 Committed r232852: <https://trac.webkit.org/changeset/232852>

WebKit Commit Bot

Comment 3 2018-06-14 14:11:18 PDT

All reviewed patches have been landed. Closing bug.

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