Cannot stat file /proc/2662/fd/18: Stale file handle
Cannot stat file /proc/2662/fd/19: Stale file handle
Cannot stat file /proc/2746/fd/11: Stale file handle
Cannot stat file /proc/2746/fd/12: Stale file handle
                     USER        PID ACCESS COMMAND
/dev/snd/controlC0:  ubuntu     2510 F.... pulseaudio
/dev/snd/controlC2:  ubuntu     2510 F.... pulseaudio
/dev/snd/controlC1:  ubuntu     2510 F.... pulseaudio