This affects me too on Mint 18 with Cinnamon. I'm using the modesetting DDX driver instead of xserver-xorg-video-intel. If there's anything I can do to help gather information, let me know.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1620013 Title: GPU Hang [i915 / drm] crashes whole session; triggered by LibreOffice dialog boxes (regression) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1620013/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs