216256 2020-09-07 18:22:34 -0700 [WinCairo] ASSERTION FAILED: isStartOfParagraph(startOfParagraphToMove) in editing/inserting/insert-list-user-select-none-crash.html 2021-01-08 12:19:43 -0800 1 1 1 Unclassified WebKit HTML Editing WebKit Nightly Build Unspecified Unspecified RESOLVED DUPLICATE 118740 https://bugs.webkit.org/show_bug.cgi?id=202900 P2 Normal --- 118740 1 fujii webkit-unassigned wenson_hsieh oldest_to_newest 1686452 0 fujii 2020-09-07 18:22:34 -0700 [WinCairo] ASSERTION FAILED: isStartOfParagraph(startOfParagraphToMove) in editing/inserting/insert-list-user-select-none-crash.html WinCairo Debug WK1 and WK2 https://build.webkit.org/builders/WinCairo%2064-bit%20WKL%20Debug%20%28Tests%29/builds/3376 editing/inserting/insert-list-user-select-none-crash.html [ Crash ] stderr: ASSERTION FAILED: isStartOfParagraph(startOfParagraphToMove) C:\BW\wincairo-wkl-debug\build\Source\WebCore\editing/CompositeEditCommand.cpp(1392) : WebCore::CompositeEditCommand::moveParagraph 1 00007FF8FF9E1D7A WTFCrash 2 00007FF8E6F5AE51 WTFCrashWithInfo 3 00007FF8E9955E8B WebCore::CompositeEditCommand::moveParagraph 4 00007FF8E99FA7EC WebCore::InsertListCommand::listifyParagraph 5 00007FF8E99F9615 WebCore::InsertListCommand::doApplyForSingleParagraph 6 00007FF8E99F86C6 WebCore::InsertListCommand::doApply 7 00007FF8E9950495 WebCore::CompositeEditCommand::apply 8 00007FF8E99D82BA WebCore::executeInsertOrderedList 9 00007FF8E99BDA47 WebCore::Editor::Command::execute 10 00007FF8E9685039 WebCore::Document::execCommand 11 00007FF8E7C3ED8F WebCore::jsDocumentPrototypeFunctionExecCommandBody 12 00007FF8E7C4C10F WebCore::IDLOperation<WebCore::JSDocument>::call<&WebCore::jsDocumentPrototypeFunctionExecCommandBody,0> 13 00007FF8E7C22869 WebCore::jsDocumentPrototypeFunctionExecCommand 14 0000023516CF11BE 1686453 1 fujii 2020-09-07 18:24:09 -0700 The same assertion faiure was reported in GTK port. However, GTK buildbot isn't failing. Bug 202900 – Chromium test-case asserts with ASSERTION FAILED: isStartOfParagraph(startOfParagraphToMove) 1686454 2 fujii 2020-09-07 18:24:33 -0700 https://results.webkit.org/?suite=layout-tests&test=editing%2Finserting%2Finsert-list-user-select-none-crash.html 1718392 3 fujii 2021-01-08 12:19:43 -0800 Fixed in r271316. *** This bug has been marked as a duplicate of bug 118740 ***