The fuser-generated output seems to be missing information; what is the full result when run with sudo prepended (i.e., sudo fuser -v /dev/dsp* /dev/snd/*)?
Please killall pulseaudio and strace -f pulseaudio -vv.
The fuser-generated output seems to be missing information; what is the full result when run with sudo prepended (i.e., sudo fuser -v /dev/dsp* /dev/snd/*)?
Please killall pulseaudio and strace -f pulseaudio -vv.