OK, so udev sets null permissons corectly. Could you add output of: RUNLEVEL=`runlevel | cut -d" " -f2` echo $RUNLEVEL egrep -sr "chmod.*null" /etc/rc$RUNLEVEL.d/* /etc/rc.local
Thanks. -- Permissions changed in /dev/null in every boot https://launchpad.net/bugs/53040 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs