USER        PID ACCESS COMMAND
/dev/snd/controlC1:  dull       2367 F.... panel-19-mixer
                     dull       2456 F.... pulseaudio
/dev/snd/controlC0:  dull       2367 F.... panel-19-mixer
                     dull       2456 F.... pulseaudio
/dev/snd/pcmC0D0p:   dull       2456 F...m pulseaudio