Sorry the problem is indeed just pure Xmir. The above error comes from xmir-dri2.c
** Changed in: xorg-server (Ubuntu) Status: Incomplete => Confirmed ** Changed in: xorg-server (Ubuntu) Importance: Undecided => High ** Summary changed: - xmir crashes when launching chromium + Xmir (DRI2 mode) crashes when launching chromium -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1420959 Title: Xmir (DRI2 mode) crashes when launching chromium To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/1420959/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs