Bug 176147

Summary:

Crash in HTMLDocument::isCaseSensitiveAttribute under SelectorCompiler

Product:

WebKit

Reporter:

Michael Catanzaro <mcatanzaro>

Component:

CSS

Assignee:

Nobody <webkit-unassigned>

Status:

NEW

Severity:

Normal

CC:

webkit-bug-importer

Priority:

Keywords:

InRadar

Version:

Other

Hardware:

All

OS:

All

See Also:

https://bugzilla.redhat.com/show_bug.cgi?id=1458470

Attachments:

Description	Flags
Backtrace	none

Michael Catanzaro

Reported 2017-08-30 21:13:48 PDT

Created attachment 319442 [details] Backtrace Crash in WebCore::HTMLDocument::isCaseSensitiveAttribute. I only have one report of this, so I'd say it's low priority: Truncated backtrace: Thread no. 1 (10 frames) #0 WTF::HashTable<WTF::AtomicStringImpl*, WTF::AtomicStringImpl*, WTF::IdentityExtractor, WTF::PtrHash<WTF::AtomicStringImpl*>, WTF::HashTraits<WTF::AtomicStringImpl*>, WTF::HashTraits<WTF::AtomicStringImpl*> >::inlineLookup<WTF::IdentityHashTranslator<WTF::HashTraits<WTF::AtomicStringImpl*>, WTF::PtrHash<WTF::AtomicStringImpl*> >, WTF::AtomicStringImpl*> at /usr/src/debug/webkitgtk-2.16.3/Source/WTF/wtf/HashTable.h:629 #1 WTF::HashTable<WTF::AtomicStringImpl*, WTF::AtomicStringImpl*, WTF::IdentityExtractor, WTF::PtrHash<WTF::AtomicStringImpl*>, WTF::HashTraits<WTF::AtomicStringImpl*>, WTF::HashTraits<WTF::AtomicStringImpl*> >::lookup<WTF::IdentityHashTranslator<WTF::HashTraits<WTF::AtomicStringImpl*>, WTF::PtrHash<WTF::AtomicStringImpl*> >, WTF::AtomicStringImpl*> at /usr/src/debug/webkitgtk-2.16.3/Source/WTF/wtf/HashTable.h:601 #2 WTF::HashTable<WTF::AtomicStringImpl*, WTF::AtomicStringImpl*, WTF::IdentityExtractor, WTF::PtrHash<WTF::AtomicStringImpl*>, WTF::HashTraits<WTF::AtomicStringImpl*>, WTF::HashTraits<WTF::AtomicStringImpl*> >::contains<WTF::IdentityHashTranslator<WTF::HashTraits<WTF::AtomicStringImpl*>, WTF::PtrHash<WTF::AtomicStringImpl*> >, WTF::AtomicStringImpl*> at /usr/src/debug/webkitgtk-2.16.3/Source/WTF/wtf/HashTable.h:1038 #3 WTF::HashTable<WTF::AtomicStringImpl*, WTF::AtomicStringImpl*, WTF::IdentityExtractor, WTF::PtrHash<WTF::AtomicStringImpl*>, WTF::HashTraits<WTF::AtomicStringImpl*>, WTF::HashTraits<WTF::AtomicStringImpl*> >::contains at /usr/src/debug/webkitgtk-2.16.3/Source/WTF/wtf/HashTable.h:397 #4 WTF::HashSet<WTF::AtomicStringImpl*, WTF::PtrHash<WTF::AtomicStringImpl*>, WTF::HashTraits<WTF::AtomicStringImpl*> >::contains at /usr/src/debug/webkitgtk-2.16.3/Source/WTF/wtf/HashSet.h:197 #5 WebCore::HTMLDocument::isCaseSensitiveAttribute at /usr/src/debug/webkitgtk-2.16.3/Source/WebCore/html/HTMLDocument.cpp:279 #6 WebCore::SelectorCompiler::attributeSelectorCaseSensitivity at /usr/src/debug/webkitgtk-2.16.3/Source/WebCore/cssjit/SelectorCompiler.cpp:135 #7 WebCore::SelectorCompiler::AttributeMatchingInfo::AttributeMatchingInfo at /usr/src/debug/webkitgtk-2.16.3/Source/WebCore/cssjit/SelectorCompiler.cpp:144 #8 WebCore::SelectorCompiler::constructFragmentsInternal at /usr/src/debug/webkitgtk-2.16.3/Source/WebCore/cssjit/SelectorCompiler.cpp:988 #9 WebCore::SelectorCompiler::constructFragments at /usr/src/debug/webkitgtk-2.16.3/Source/WebCore/cssjit/SelectorCompiler.cpp:1041 Better backtrace attached.

Attachments
Backtrace (152.15 KB, text/plain) 2017-08-30 21:13 PDT, Michael Catanzaro	no flags	Details
View All Add attachment proposed patch, testcase, etc.

Alexey Proskuryakov

Comment 1 2017-08-31 09:59:33 PDT

rdar://problem/33158137

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