So it seems that this is related to pam_namespace, sessions and polyinstantiated directories. Can't say I've got my head around this yet, but I can make the mount --move work: On 20 May 2013 17:01, Norman Gaywood <ngaywood@xxxxxxxxxx> wrote: > # cd /var/tmp/ > # mkdir -p foo bar > # mount -t tmpfs tmpfs foo > mount --make-runbindable / > # mount --move foo bar > Homework now is to understand "man pam_namespace", http://lwn.net/Articles/159077 and http://lwn.net/Articles/159092 -- Norman Gaywood, Computer Systems Officer University of New England, Armidale, NSW 2351, Australia ngaywood@xxxxxxxxxx Phone: +61 (0)2 6773 2412 http://mcs.une.edu.au/~norm Fax: +61 (0)2 6773 3312 Please avoid sending me Word or Power Point attachments. See http://www.gnu.org/philosophy/no-word-attachments.html _______________________________________________ kernel mailing list kernel@xxxxxxxxxxxxxxxxxxxxxxx https://admin.fedoraproject.org/mailman/listinfo/kernel