Same problem for me: after upgrading to 17.10, no more sound devices shown by pulse. Lenovo Ideapad Z510 with Intel hda soundchip. Alsainfo attached.
** Attachment added: "alsa-info.txt" https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/1728587/+attachment/5000294/+files/alsa-info.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1728587 Title: No audio device after upgrade to Kubuntu 17.10 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/1728587/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs