I finally re-installed the system. Because of another bug (https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1736017) I have to run 4.15 on this machine.
4.15.0-041500-generic #201802011154 SMP Thu Feb 1 11:55:45 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux Will report back whether this crash still occurs. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1746551 Title: GPU HANG since package update To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1746551/+subscriptions -- ubuntu-bugs mailing list firstname.lastname@example.org https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs