Further verification that shows the non-zero return value of shutdown command, when it fails to schedule a reboot and takes no action.
For Bionic : # systemctl stop dbus.service # systemctl stop dbus.socket # shutdown +1 -r "REBOOT!" Failed to set wall message, ignoring: Refusing activation, D-Bus is shutting down. Failed to call ScheduleShutdown in logind, no action will be taken: Refusing activation, D-Bus is shutting down. root@bionic:~# echo $? 1 For Focal : # systemctl stop dbus.service # systemctl stop dbus.socket # shutdown +1 -r "REBOOT!" root@focal:/home/jo# shutdown +1 -r "REBOOT!" Failed to set wall message, ignoring: Failed to activate service 'org.freedesktop.login1': timed out (service_start_timeout=25000ms) Failed to call ScheduleShutdown in logind, no action will be taken: Connection timed out root@focal:/home/jo# echo $? 1 For Groovy : # systemctl stop dbus.service # systemctl stop dbus.socket # shutdown +1 -r "REBOOT!" Failed to set wall message, ignoring: Failed to activate service 'org.freedesktop.login1': timed out (service_start_timeout=25000ms) Failed to call ScheduleShutdown in logind, no action will be taken: Failed to activate service 'org.freedesktop.login1': timed out (service_start_timeout=25000ms) root@groovy:/home/jo# echo $? 1 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1911187 Title: scheduled reboot reboots immediately if dbus or logind is not available To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/systemd/+bug/1911187/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
