So, from the text above, have the user add this to /etc/modprobe.d/alsa- base.conf:
options snd-hda-intel probe_mask=8 https://help.ubuntu.com/community/HdaIntelSoundHowto#Playing_with_probe_mask -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1042546 Title: Sound card is muted or mute being constantly toggled when no audio is played To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/1042546/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs