Well after a power down and power on the sound was available.
The new log is in:
http://alsa-project.org/db/?f=c21d8f8cd2e30c4ea3bc9c0c4962c9f6a50113ed
A new device popped up:
!!Soundcards recognised by ALSA
!!-----------------------------
0 [Generic ]: HDA-Intel - HD-Audio Generic
HD-Audio Generic at 0xfcdc8000 irq 70
1 [Generic_1 ]: HDA-Intel - HD-Audio Generic
HD-Audio Generic at 0xfcdc0000 irq 71
2 [acp ]: acp - acp
HP-HPLaptop15_fc0xxx–8B30
And no errors in dmesg.
So i can reproduce the problem with a reboot. Any ideas?