^\w{3} [ :0-9]{11} [._[:alnum:]-]+ pulseaudio\[[0-9]+\]: \[alsa-source-USB Audio\] alsa-util.c: Got POLLNVAL from ALSA$ ^\w{3} [ :0-9]{11} [._[:alnum:]-]+ pulseaudio\[[0-9]+\]: \[alsa-sink-USB Audio\] alsa-util.c: Got POLLNVAL from ALSA$ ^\w{3} [ :0-9]{11} [._[:alnum:]-]+ pulseaudio\[[0-9]+\]: \[alsa-source-USB Audio\] alsa-util.c: Could not recover from POLLERR|POLLNVAL|POLLHUP with snd_pcm_prepare\(\): No such device$ ^\w{3} [ :0-9]{11} [._[:alnum:]-]+ pulseaudio\[[0-9]+\]: \[alsa-sink-USB Audio\] alsa-util.c: Could not recover from POLLERR|POLLNVAL|POLLHUP with snd_pcm_prepare\(\): No such device$