Re: virt-manager and qemu: virtual networking missing
On Sun, 26 Oct 2025 18:37:07 +0100
didier gaumet <didier.gaumet@gmail.com> wrote:
> before these lines don't something related to virbr0 appear?
> like in this example:
> https://bbs.archlinux.org/viewtopic.php?id=302754
Here's what I got this morning:
Oct 26 10:09:01 peregrine systemd[1]: Finished phpsessionclean.service - Clean php session files.
Oct 26 10:15:28 peregrine polkitd[1132]: Registered Authentication Agent for unix-process:58181:12919479 (system bus na
me :1.506 [/usr/bin/pkttyagent --process 58181 --notify-fd 4 --fallback], object path /org/freedesktop/PolicyKit1/Authe
nticationAgent, locale en_US.UTF-8)
Oct 26 10:15:28 peregrine systemd[1]: Starting libvirtd.service - libvirt legacy monolithic daemon...
Oct 26 10:15:28 peregrine systemd[1]: Started libvirtd.service - libvirt legacy monolithic daemon.
Oct 26 10:15:28 peregrine polkitd[1132]: Unregistered Authentication Agent for unix-process:58181:12919479 (system bus
name :1.506, object path /org/freedesktop/PolicyKit1/AuthenticationAgent, locale en_US.UTF-8) (disconnected from bus)
Oct 26 10:15:28 peregrine libvirtd[58188]: libvirt version: 11.3.0, package: 11.3.0-3 (Debian)
Oct 26 10:15:28 peregrine libvirtd[58188]: hostname: peregrine
Oct 26 10:15:28 peregrine libvirtd[58188]: internal error: Network is already in use by interface wlp1s0
Oct 26 10:15:28 peregrine libvirtd[58188]: Cannot get interface flags on 'virbr0': No such device
Oct 26 10:15:28 peregrine firewalld[1106]: ERROR: UNKNOWN_INTERFACE: 'virbr0' is not in any zone
Oct 26 10:15:28 peregrine libvirtd[58188]: error destroying network device virbr0: No such device
Oct 26 10:17:01 peregrine CRON[58249]: pam_unix(cron:session): session opened for user root(uid=0) by root(uid=0)
As you can see, unlike the trace in that archLinux post, libvirt never
gets to the point of launching dnsmasq. With no network, that makes
sense to me.
--
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