125973 2013-12-18 19:55:11 -0800 Paragraphs contains will causing insertList to freeze the browser 2013-12-18 19:55:11 -0800 1 1 1 Unclassified WebKit HTML Editing 528+ (Nightly build) Mac OS X 10.9 NEW P2 Normal --- 1 pepsin webkit-unassigned oldest_to_newest 961245 0 pepsin 2013-12-18 19:55:11 -0800 To reproduce this bug, you can simply try: <body></body> <script> document.body.contentEditable = true; document.body.innerHTML = "Test1Test2" document.execCommand("SelectAll"); document.execCommand("InsertUnorderedList"); </script> I think it maybe caused by the function "InsertListCommand::listifyParagraph" in InsertListCommand.cpp, the VisiblePosition judgement may have failed because there's a i tag contained in the paragraph, but I am not so sure.