Bug 209892

Summary: Crash in WebCore::HTMLDocumentParser::insert
Product: WebKit Reporter: Ryosuke Niwa <rniwa>
Component: DOMAssignee: Ryosuke Niwa <rniwa>
Status: RESOLVED FIXED    
Severity: Normal CC: achristensen, beidson, cdumez, darin, esprehn+autocc, ews-watchlist, ggaren, gyuyoung.kim
Priority: P2 Keywords: InRadar
Version: WebKit Nightly Build   
Hardware: Unspecified   
OS: Unspecified   
Attachments:
Description Flags
Fixes the bug darin: review+

Description Ryosuke Niwa 2020-04-01 19:51:00 PDT 
e.g.
0   com.apple.WebCore             	0x00007fff3fb0f505 WebCore::HTMLDocumentParser::insert(WebCore::SegmentedString&&) + 181
1   com.apple.WebCore             	0x00007fff3f7a36b2 WebCore::Document::write(WebCore::Document*, WebCore::SegmentedString&&) + 194
2   com.apple.WebCore             	0x00007fff3f7a38ab WebCore::Document::write(WebCore::Document*, WTF::Vector<WTF::String, 0ul, WTF::CrashOnOverflow, 16ul, WTF::FastMalloc>&&) + 427
3   com.apple.WebCore             	0x00007fff3ea8ae60 WebCore::jsDocumentPrototypeFunctionWrite(JSC::JSGlobalObject*, JSC::CallFrame*) + 176
4   ???                           	0x00003b2c95e01178 0 + 65062679089528
5   com.apple.JavaScriptCore      	0x00007fff33658a1d llint_entry + 93344
6   com.apple.JavaScriptCore      	0x00007fff33641bcf vmEntryToJavaScript + 200
Comment 1 Ryosuke Niwa 2020-04-01 19:51:10 PDT 
<rdar://problem/53488855>
Comment 2 Ryosuke Niwa 2020-04-01 19:58:24 PDT 
Created attachment 395238 [details]
Fixes the bug
Comment 3 Ryosuke Niwa 2020-04-01 22:22:51 PDT 
Committed r259378: <https://trac.webkit.org/changeset/259378>