$ rpm -q samba-client samba-client-3.0.33-alt3 $ which smbmount /usr/bin/smbmount $ which cifsmount /usr/bin/cifsmount $ l /usr/bin/smbmount lrwxrwxrwx 1 root root 22 Apr 7 12:09 /usr/bin/smbmount -> ../../sbin/mount.smbfs $ l /usr/bin/cifsmount lrwxrwxrwx 1 root root 21 Apr 7 12:09 /usr/bin/cifsmount -> ../../sbin/mount.cifs $ l /sbin/mount.smbfs -rwxr-xr-x 1 root root 909700 Mar 31 00:23 /sbin/mount.smbfs $ l /sbin/mount.cifs -rws--x--x 1 root root 30756 Mar 31 00:23 /sbin/mount.cifs $ pwd /home/stanv $ mkdir test $ l | grep test drwxr-xr-x 2 stanv stanv 40 Apr 20 15:22 test/ $ smbmount //umka.malta.altlinux.ru/srv /home/stanv/test/ Password: l | grep test drwxr-xr-x 1 stanv stanv 4096 Apr 20 15:23 test/ $ touch /home/stanv/test/for_stanv/NEW_FILE $ l /home/stanv/test/for_stanv/NEW_FILE -rwxr-xr-x 1 stanv stanv 0 Apr 20 15:23 /home/stanv/test/for_stanv/NEW_FILE Now, same for cifsmount: $ smbumount /home/stanv/test $ cifsmount //umka.malta.altlinux.ru/srv /home/stanv/test/ Password: $ l | grep test drwxr-xr-x 4 root root 0 Mar 17 12:50 test/ $ touch /home/stanv/test/for_stanv/NEW_FILE2 touch: cannot touch `/home/stanv/test/for_stanv/NEW_FILE2': Permission denied This behaviour only reproduced on AUFS: $ cat /proc/mounts | grep -e home /mnt/root/home /home aufs rw,si=60de192c,xino=/mnt/root/home/.aufs.xino,br:/mnt/root/home=rw:/home=ro 0 0 Maybe this bug related only to AUFS, not Samba.