Public bug reported:

Kernel: 
Linux version 5.4.6-050406-generic (kernel@kathleen) (gcc version 9.2.1 
20191130 (Ubuntu 9.2.1-21ubuntu1)) #201912211140 SMP Sat Dec 21 11:43:01 UTC 
2019

In 5.3.18 audio was ok.

Now in the setting there is written "Dummy output" and alsamixer doesn't
show any devices.


Hardware: 

 sudo lspci -vnvn (see the log)

** Affects: linux (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: kernel-sound

** Attachment added: "lspci-vnvn.log"
   
https://bugs.launchpad.net/bugs/1857459/+attachment/5315100/+files/lspci-vnvn.log

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https://bugs.launchpad.net/bugs/1857459

Title:
  audio doesn't work

Status in linux package in Ubuntu:
  New

Bug description:
  Kernel: 
  Linux version 5.4.6-050406-generic (kernel@kathleen) (gcc version 9.2.1 
20191130 (Ubuntu 9.2.1-21ubuntu1)) #201912211140 SMP Sat Dec 21 11:43:01 UTC 
2019

  In 5.3.18 audio was ok.

  Now in the setting there is written "Dummy output" and alsamixer
  doesn't show any devices.

  
  Hardware: 

   sudo lspci -vnvn (see the log)

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