I can't prove it since i can not reproduce it but after staring at the backtrace a lot and reading the code even more lots i came up with https://codereview.qt-project.org/#/c/108700/
That seems like it should be a proper patch for fixing this crash. Let's see what upstream thinks -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1431798 Title: unity8-dash crashed with signal 7 in QMutex::lock() when switching scopes To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/unity8/+bug/1431798/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs