This is what I see when I had to do a killall, I thought the pcm devices
are interfering but they seem to be started again after the killall,
with sound playing.
/dev/snd/controlC0: 11048
/dev/snd/pcmC0D0c: 11048m
/dev/snd/pcmC0D0p: 11048m
user@user-laptop:~/Desktop/Support/r8168-8.027.00$ sudo killall pulseaudio
user@user-laptop:~/Desktop/Support/r8168-8.027.00$ sudo fuser -f /dev/snd/*
user@user-laptop:~/Desktop/Support/r8168-8.027.00$ sudo fuser -f /dev/snd/*
user@user-laptop:~/Desktop/Support/r8168-8.027.00$ sudo fuser -f /dev/snd/*
user@user-laptop:~/Desktop/Support/r8168-8.027.00$ sudo fuser -f /dev/snd/*
user@user-laptop:~/Desktop/Support/r8168-8.027.00$ sudo fuser -f /dev/snd/*
user@user-laptop:~/Desktop/Support/r8168-8.027.00$ sudo fuser -f /dev/snd/*
user@user-laptop:~/Desktop/Support/r8168-8.027.00$ sudo fuser -f /dev/snd/*
/dev/snd/controlC0: 11079
/dev/snd/pcmC0D0c: 11079m
/dev/snd/pcmC0D0p: 11079m
user@user-laptop:~/Desktop/Support/r8168-8.027.00$ sudo fuser -f /dev/snd/*
/dev/snd/controlC0: 11079
/dev/snd/pcmC0D0c: 11079m
/dev/snd/pcmC0D0p: 11079m
user@user-laptop:~/Desktop/Support/r8168-8.027.00$ sudo fuser -f /dev/snd/*
/dev/snd/controlC0: 11079
/dev/snd/pcmC0D0c: 11079m
/dev/snd/pcmC0D0p: 11079m
user@user-laptop:~/Desktop/Support/r8168-8.027.00$ sudo fuser -f /dev/snd/*
/dev/snd/controlC0: 11079
user@user-laptop:~/Desktop/Support/r8168-8.027.00$ sudo fuser -f /dev/snd/*
/dev/snd/controlC0: 11079
** Changed in: alsa-driver (Ubuntu)
Status: Incomplete => Confirmed
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https://bugs.launchpad.net/bugs/933209
Title:
No sound after startup (audio device shown as Dummy Output)
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