Re: another upgrade another vm issue

Sent: Friday, October 29, 2021 at 11:57 AM From: "Daniel P. Berrange" <dan(a)berrange.com&gt; To: "Michal Prívozník" <mprivozn(a)redhat.com&gt; Cc: "daggs" <daggs(a)gmx.com&gt;, libvirt-users(a)redhat.com Subject: Re: another upgrade another vm issue On Fri, Oct 29, 2021 at 10:36:24AM +0200, Michal Prívozník wrote: > 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. That just sets the host OS backend. I see no <sound> device frontend present in the guest OS. So unless one of the <hostdev> is a sound card that explains the lack of sound in the guest. If the <hostdev> is a sound card, then the <audio> backend is unrelated anyway. With regards, Daniel