The following layout test is failing on GTK imported/blink/editing/execCommand/indent-button-crash.html The crash backtrace: Program terminated with signal SIGSEGV, Segmentation fault. #0 0x00007fdca140f91b in WebCore::CompositeEditCommand::insertNodeAt(WTF::PassRefPtr<WebCore::Node>, WebCore::Position const&) () from /home/clopez/webkit/webkit/WebKitBuild/Release/lib/libwebkit2gtk-4.0.so.37 [Current thread is 1 (Thread 0x7fdc8e04aa40 (LWP 17967))] #0 0x00007fdca140f91b in WebCore::CompositeEditCommand::insertNodeAt(WTF::PassRefPtr<WebCore::Node>, WebCore::Position const&) () from /home/clopez/webkit/webkit/WebKitBuild/Release/lib/libwebkit2gtk-4.0.so.37 #1 0x00007fdca13fd5e1 in WebCore::ApplyBlockElementCommand::formatSelection(WebCore::VisiblePosition const&, WebCore::VisiblePosition const&) () from /home/clopez/webkit/webkit/WebKitBuild/Release/lib/libwebkit2gtk-4.0.so.37 #2 0x00007fdca13fd159 in WebCore::ApplyBlockElementCommand::doApply() () from /home/clopez/webkit/webkit/WebKitBuild/Release/lib/libwebkit2gtk-4.0.so.37 #3 0x00007fdca140ec7e in WebCore::CompositeEditCommand::apply() () from /home/clopez/webkit/webkit/WebKitBuild/Release/lib/libwebkit2gtk-4.0.so.37 #4 0x00007fdca143d9c4 in WebCore::executeIndent(WebCore::Frame&, WebCore::Event*, WebCore::EditorCommandSource, WTF::String const&) () from /home/clopez/webkit/webkit/WebKitBuild/Release/lib/libwebkit2gtk-4.0.so.37 #5 0x00007fdca143c761 in WebCore::Editor::Command::execute(WTF::String const&, WebCore::Event*) const () from /home/clopez/webkit/webkit/WebKitBuild/Release/lib/libwebkit2gtk-4.0.so.37 #6 0x00007fdca137cc5c in WebCore::Document::execCommand(WTF::String const&, bool, WTF::String const&) () from /home/clopez/webkit/webkit/WebKitBuild/Release/lib/libwebkit2gtk-4.0.so.37 #7 0x00007fdca1d09a40 in WebCore::jsDocumentPrototypeFunctionExecCommand(JSC::ExecState*) () from /home/clopez/webkit/webkit/WebKitBuild/Release/lib/libwebkit2gtk-4.0.so.37 #8 0x00007fdc4d817028 in ?? () #9 0x00007ffde1a00840 in ?? () #10 0x00007fdc9f76aed0 in llint_entry () from /home/clopez/webkit/webkit/WebKitBuild/Release/lib/libjavascriptcoregtk-4.0.so.18
*** This bug has been marked as a duplicate of bug 151187 ***