lsof: WARNING: can't stat() ext3 file system /dev/.static/dev
      Output information may be incomplete.
COMMAND     PID    USER   FD   TYPE DEVICE SIZE NODE NAME
firefox-b 20133 user  mem    CHR  116,7      6730 /dev/snd/pcmC0D0p
firefox-b 20133 user   77u   CHR  116,7      6730 /dev/snd/pcmC0D0p