Also I found the previous patch works only when qemu-guest-agent in not added to the VM, otherwise crash happens all the times while to login. It show window which informs that ksmserver is crashed and if to click "okay", it quits to sddm login screen.
** Also affects: qemu (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1719038 Title: X Server crashes during log in VM since 16.04.2 To manage notifications about this bug go to: https://bugs.launchpad.net/xorg-server/+bug/1719038/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs