[Webkit-unassigned] [Bug 38992] New: REGRESSION: Crash by pasting to a textarea with white-space:nowrap

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=38992

           Summary: REGRESSION: Crash by pasting to a textarea with
                    white-space:nowrap
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: All
        OS/Version: Mac OS X 10.5
            Status: NEW
          Keywords: InChromiumBugs
          Severity: Major
          Priority: P1
         Component: HTML Editing
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: tkent at chromium.org
                CC: tony at chromium.org


Created an attachment (id=55847)
 --> (https://bugs.webkit.org/attachment.cgi?id=55847)
Test case

A crash issue in http://code.google.com/p/chromium/issues/detail?id=43977

See the attached test case.
r54395 is suspicious.


Program received signal EXC_BAD_ACCESS, Could not access memory.
Reason: KERN_INVALID_ADDRESS at address: 0x0000000000000060
0x00000001010be999 in WebCore::QualifiedName::matches (this=0x60, other=@0x102bdc948) at QualifiedName.h:74
74          bool matches(const QualifiedName& other) const { return m_impl == other.m_impl || (localName() == other.localName() && namespaceURI() == other.namespaceURI()); }
(gdb) bt
#0  0x00000001010be999 in WebCore::QualifiedName::matches (this=0x60, other=@0x102bdc948) at QualifiedName.h:74
#1  0x00000001010bea29 in WebCore::Element::hasTagName (this=0x0, tagName=@0x102bdc948) at Element.h:161
#2  0x00000001013ca81e in WebCore::highestVisuallyEquivalentDiv (startBlock=0x121425330) at /Users/kent/WebKit/WebCore/editing/InsertParagraphSeparatorCommand.cpp:54
#3  0x00000001013cb2d1 in WebCore::InsertParagraphSeparatorCommand::doApply (this=0x121426fc0) at /Users/kent/WebKit/WebCore/editing/InsertParagraphSeparatorCommand.cpp:238
#4  0x000000010120ed71 in WebCore::EditCommand::apply (this=0x121426fc0) at /Users/kent/WebKit/WebCore/editing/EditCommand.cpp:91
#5  0x0000000100ffa67e in WebCore::CompositeEditCommand::applyCommandToComposite (this=0x12157fd70, cmd=@0x7fff5fbfe110) at /Users/kent/WebKit/WebCore/editing/CompositeEditCommand.cpp:99
#6  0x0000000100ffe064 in WebCore::CompositeEditCommand::insertParagraphSeparator (this=0x12157fd70, useDefaultParagraphElement=true) at /Users/kent/WebKit/WebCore/editing/CompositeEditCommand.cpp:125
#7  0x00000001018909f9 in WebCore::ReplaceSelectionCommand::doApply (this=0x12157fd70) at /Users/kent/WebKit/WebCore/editing/ReplaceSelectionCommand.cpp:1036
#8  0x000000010120ed71 in WebCore::EditCommand::apply (this=0x12157fd70) at /Users/kent/WebKit/WebCore/editing/EditCommand.cpp:91
#9  0x000000010120edec in WebCore::applyCommand (command=@0x7fff5fbfec70) at /Users/kent/WebKit/WebCore/editing/EditCommand.cpp:212
#10 0x0000000101217e79 in WebCore::Editor::replaceSelectionWithFragment (this=0x1190016f0, fragment=@0x7fff5fbfecf0, selectReplacement=false, smartReplace=false, matchStyle=true) at /Users/kent/WebKit/WebCore/editing/Editor.cpp:311
#11 0x0000000101217f08 in WebCore::Editor::replaceSelectionWithText (this=0x1190016f0, text=@0x7fff5fbfed60, selectReplacement=false, smartReplace=false) at /Users/kent/WebKit/WebCore/editing/Editor.cpp:317
#12 0x00000001012187f2 in WebCore::Editor::pasteAsPlainTextWithPasteboard (this=0x1190016f0, pasteboard=0x119851da0) at /Users/kent/WebKit/WebCore/editing/Editor.cpp:277
#13 0x000000010121883e in WebCore::Editor::pasteAsPlainText (this=0x1190016f0) at /Users/kent/WebKit/WebCore/editing/Editor.cpp:1080
#14 0x0000000100382357 in -[WebHTMLView(WebInternal) paste:] (self=0x11bca5cb0, _cmd=0x7fff86a148e8, sender=0x106a1a4b0) at /Users/kent/WebKit/WebKit/mac/WebView/WebHTM

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