Comment # 20 on bug 937237 from Dinar Valeev

In addition to that:
Oct 05 15:07:14 Rescue systemd[1]: Starting udev Kernel Device Manager...
Oct 05 15:07:14 Rescue systemd[1254]: Failed at step NAMESPACE spawning
/usr/lib/systemd/systemd-udevd: Invalid argument
Oct 05 15:07:14 Rescue systemd[1]: systemd-udevd.service: main process exited,
code=exited, status=226/NAMESPACE
Oct 05 15:07:14 Rescue systemd[1]: Failed to start udev Kernel Device Manager.
Oct 05 15:07:14 Rescue systemd[1]: Unit systemd-udevd.service entered failed
state.
Oct 05 15:07:14 Rescue systemd[1]: systemd-udevd.service failed.
Oct 05 15:07:14 Rescue systemd[1]: systemd-udevd.service has no holdoff time,
scheduling restart.
Oct 05 15:07:14 Rescue systemd[1]: Starting udev Kernel Device Manager...
Oct 05 15:07:14 Rescue systemd[1258]: Failed at step NAMESPACE spawning
/usr/lib/systemd/systemd-udevd: Invalid argument
Oct 05 15:07:14 Rescue systemd[1]: systemd-udevd.service: main process exited,
code=exited, status=226/NAMESPACE
Oct 05 15:07:14 Rescue systemd[1]: Failed to start udev Kernel Device Manager.
Oct 05 15:07:14 Rescue systemd[1]: Unit systemd-udevd.service entered failed
state.
Oct 05 15:07:14 Rescue systemd[1]: systemd-udevd.service failed.
Oct 05 15:07:14 Rescue systemd[1]: systemd-udevd.service has no holdoff time,
scheduling restart.
Oct 05 15:07:14 Rescue systemd[1]: Starting udev Kernel Device Manager...