Cannot stat file /proc/4333/fd/21: Stale NFS file handle
Cannot stat file /proc/4333/fd/22: Stale NFS file handle
Cannot stat file /proc/4495/fd/11: Stale NFS file handle
Cannot stat file /proc/4495/fd/12: Stale NFS file handle
                     USER        PID ACCESS COMMAND
/dev/snd/controlC0:  ubuntu     4327 F.... pulseaudio