libvirt users - Oct 2021 - another upgrade another vm issue

Greetings,

so I've upgraded my server and yet again, one of my vm lost a functionally.
there is no usable sound card.
xml: https://dpaste.com/CVR5M75VH
in vm: https://snipboard.io/aZ7Dcf.jpg

outputs:
utils_server /home/igor # qemu-system-x86_64 --version
QEMU emulator version 6.0.0
Copyright (c) 2003-2021 Fabrice Bellard and the QEMU Project developers
utils_server /home/igor # libvirtd --version
libvirtd (libvirt) 7.8.0
utils_server /home/igor #

any ideas?

Thanks.

On 10/28/21 8:40 PM, daggs wrote:
> Greetings,
> 
> so I've upgraded my server and yet again, one of my vm lost a
functionally.
> there is no usable sound card.
> xml: https://dpaste.com/CVR5M75VH
> in vm: https://snipboard.io/aZ7Dcf.jpg
> 
> outputs:
> utils_server /home/igor # qemu-system-x86_64 --version
> QEMU emulator version 6.0.0
> Copyright (c) 2003-2021 Fabrice Bellard and the QEMU Project developers
> utils_server /home/igor # libvirtd --version
> libvirtd (libvirt) 7.8.0
> utils_server /home/igor #
> 
> any ideas?
> 
> Thanks.
> 
> 
I suspect it's related to:

  <audio id='1' type='none'/>

in the domain XML. Selecting a backend might help.

  https://libvirt.org/formatdomain.html#audio-backends

Michal