Problem with acd on upgrade to 1.52

[Íñigo Huguet]

If it's stuck there, the failure should be at function
_l3_acd_nacd_instance_ensure.

Can you check if the interface has the NOARP flag with `ip link show <iface>`?

On Thu, Jul 10, 2025 at 9:37 AM Christian Schaubschläger
<christian.schaubschlaeger at gmx.at> wrote:
>
> Hi list,
>
> I just upgraded from NetworkManager-1.48 to 1.52.1. Unfortunately this had the effect, that my wired interface, which is configured for using dhcp, does not get an IP address any more. From the networkmanager logs I can see that a dhcp request is sent and successfully answered, but then networkmanager gets stuck with this:
>
> Jul 10 09:08:34 lfs-sn NetworkManager[1043]: <trace> [1752138514.1285] l3cfg[751860e9573ab19e,ifindex=4]: acd[192.168.0.54, probing]: probing currently  stillnot possible (timeout 200 msec; failure to create nacd instance, retry probing on timeout)
> Jul 10 09:08:35 lfs-sn NetworkManager[1043]: <trace> [1752138515.6305] l3cfg[751860e9573ab19e,ifindex=4]: acd[192.168.0.54, probing]: probing currently  stillnot possible (timeout 200 msec; failure to create nacd instance, retry probing on timeout)
>
> Has anyone any clue what's wrong here?
>
> Thanks and best regarads,
> Christian
>


-- 
Íñigo Huguet