Comment # 7 on bug 1140778 from Roman Bysh

(In reply to Takashi Iwai from comment #5)
> The culprit is likely /etc/modules-load.d/yast.conf that contains an
> unnecessary entry that interferes loading the proper sound module.  Remove
> that file and recreate initrd.
> 
> This must come from the old installation where yast2-sound has put such a
> config wrongly.  This was mostly harmless in the past because of a (kind of)
> bug in dracut and a hackish configuration in alsa.rpm.  Now these got fixed,
> and the problem surfaced suddenly.

I have no file named yast.conf in /etc/modules-load.d/. However, there is a
file in /etc/modprobe.d/50-sound.conf showing the correct setup:

options snd slots=snd-hda-intel
# u1Nb.SjXCD70s323:82801JI (ICH10 Family) HD Audio Controller
alias snd-card-0 snd-hda-intel