May 27 11:17:34 LLR8 sshd[24681]: error: kex_input_kexinit: discard proposal: string is too large [preauth]
May 27 11:17:34 LLR8 sshd[24681]: ssh_dispatch_run_fatal: Connection from 192.168.20.244 port 52648: string is too large [preauth]

these are the two error lines - they only happen the 1st reboot - all other reboots work fine.

On Mon, May 27, 2024 at 1:08 PM Andrei Borzenkov <arvidjaar@gmail.com> wrote:
On 27.05.2024 19:58, Larry Len Rainey wrote:
> Any idea why on some Leap 15.5 with 5.14.21-150500.55.65-default kernel the sshd
> is not starting and getting this error - it runs fine after*systemctl restart
> sshd *:
>
>    # systemctl status sshd
> ● sshd.service - OpenSSH Daemon
>        Loaded: loaded (/usr/lib/systemd/system/sshd.service; enabled; vendor pres>
>        Active: active (running) since Mon 2024-05-27 10:16:58 CDT; 1h 9min ago
>       Process: 778 ExecStartPre=/usr/sbin/sshd-gen-keys-start (code=exited, statu>
>       Process: 863 ExecStartPre=/usr/sbin/sshd -t $SSHD_OPTS (code=exited, status>

All log lines are truncated.

>      Main PID: 891 (sshd)
>         Tasks: 1
>        CGroup: /system.slice/sshd.service
>                └─ 891 "sshd: /usr/sbin/sshd -D [listener] 0 of 10-100 startups"
>
> May 27 11:17:34 LLR8 sshd[24681]:error: kex_input_kexinit: discard proposal: s>
> May 27 11:17:34 LLR8 sshd[24681]: ssh_dispatch_run_fatal: Connection from 192.1>
> Notice: journal has been rotated since unit was started, output may be incomple>
> ...skipping...
> ● sshd.service - OpenSSH Daemon
>        Loaded: loaded (/usr/lib/systemd/system/sshd.service; enabled; vendor pres>
>        Active: active (running) since Mon 2024-05-27 10:16:58 CDT; 1h 9min ago
>       Process: 778 ExecStartPre=/usr/sbin/sshd-gen-keys-start (code=exited, statu>
>       Process: 863 ExecStartPre=/usr/sbin/sshd -t $SSHD_OPTS (code=exited, status>
>      Main PID: 891 (sshd)
>         Tasks: 1
>        CGroup: /system.slice/sshd.service
>                └─ 891 "sshd: /usr/sbin/sshd -D [listener] 0 of 10-100 startups"
>
> May 27 11:17:34 LLR8 sshd[24681]: error: kex_input_kexinit: discard proposal: s>
> May 27 11:17:34 LLR8 sshd[24681]: ssh_dispatch_run_fatal: Connection from 192.1>
> Notice: journal has been rotated since unit was started, output may be incomple>
> ~
>
>
>