Comment # 35 on bug 1155170 from Michael Hirmke

(In reply to Franck Bui from comment #31)
> (In reply to Michael Hirmke from comment #30)
> > At least there is no message, that root has been unmounted correctly.
> > Instead you can see in the log, that the last fuser output shows lots of
> > processes blockkung the root filesystem. Instead you can see messages like
> > 
> > systemd-cryptsetup@root.service: Unit entered failed state.
> > 
> > Remember: root is encrypted!
> 
> Sorry but I don't see your point.

I'm not sure how to express in a better way 8-<

You said, the messages are harmless, but an encrypted filesystem could be
damaged, as far as I know, if not properly unmounted.
And obviously it is not unmounted correctly - according to the message.