try 5.2.8 from https://kernel.ubuntu.com/~kernel-ppa/mainline/v5.2.8/
the same, last mesage in console Started Show Plymouth Power Off Screen Starting Power-Off [... ] systemd-shutdown [1]: Failed to wait for process: Protocol error -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1594023 Title: Poweroff or reboot hangs. Laptop won't shutdown. 16.04 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1594023/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
