[slurm-users] Re: controller node in Ubuntu 22.04.5 LTS does not work with compute node in Debian GNU/Linux 12

Then I'd check that the s2n-tls versions are compatible on the two OSes, and whether there are any *other* machines running slurmd/slurmctld that could be talking to your machines (I've had that happen, yes :) ). -- B/H