On Mon 25 Jun 2018 at 09:58:29 -0500, Kent West wrote:
> I recently dist-upgraded my Buster/Sid box, and lost:
> - networking temporarily (got it back, but not exactly sure how)
> -video (black screen; no obvious local terminal response, but could ssh
> in; it's an NVidia bug apparently, worked around with
> "slab_common.usercopy_fallback=y" added to kernel parameters at start-up) A user being in the audio group is made redundant by systemd installing
> - audio as a normal user.
>
> So I've fixed the first two issues, but still have no audio when I log into
> X as a normal user (or at least as my normal user; now that I think about
> it, I'll try as a different normal user as soon as I get this email sent
> off).
>
> In both X11/Cinnamon and X11/Plasma Desktop, the audio button on the panel
> shows "Dummy Output" as the audio device when I log into X as my normal
> user. I added my user to the "audio" group and logged out/in and tried
> again; no change.
>
> I then Ctrl-Alt-F1'd to TT1, logged in as root, "systemctl stop sddm", and
> "startx &" as root, and the DM was a simpler DM (maybe XFCE? maybe LXDE? it
> wasn't obvious, at least to me), and there was not volume control on any
> panel, so I just fired up Audacity and played a .m4v file, and audio worked
> successfully.
>
> So audio works for root, but not for my normal user (even after being added
> to the "audio" group).
>
> Any ideas/suggestions?
udev rules (/lib/udev/rules.d/70-uaccess.rules) and systemd-logind adding
a locally loggedin user to the ACLs for the corresponding devices.