Winbindd e Squid - Errore in avvio

Winbindd non parte e da il seguente errore:

invalid permissions on socket directory /var/lib/samba/winbindd_privileged

Soluzione:

chown -R root:squid /var/lib/samba/winbindd_privileged
chmod -R u+rwx /var/lib/samba/winbindd_privileged
chmod -R g-w /var/lib/samba/winbindd_privileged
chmod -R g+rx /var/lib/samba/winbindd_privileged
chmod -R o-rwx /var/lib/samba/winbindd_privileged