Bug#1077799: openssh-server: cannot login anymore: error "kex_exchange_identification: read: Connection reset by peer"

(CCing the bug report again so that this is archived)

On Fri, Aug 02, 2024 at 04:30:35PM +0200, Andrea Zagli wrote:
> i think it's disabled
> 
> ○ ssh.socket - OpenBSD Secure Shell server socket
>      Loaded: loaded (/usr/lib/systemd/system/ssh.socket; disabled; preset: enabled)
>      Active: inactive (dead)
>    Triggers: ● ssh.service
>      Listen: [::]:22 (Stream)
> 
> 
> the sshd service starts without problems
> 
> i tried with a clean sshd_config file, but same problem
> 
> i downgraded openssh to 9.7 and it works

In that case I need all the ssh-related log entries you can give me -
"journalctl -u ssh.service --lines=1000", /var/log/auth.log, and so on.