Ubuntu 22.04 - not accessible

[spinostropheus]

root@ghost:~# docker ps
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
883c626a1b2b quay.io/footloose/centos7:0.6.3 "/sbin/init" 37 seconds ago Up 31 seconds 0.0.0.0:49156->22/tcp, :::49156->22/tcp cluster-node0

root@ghost:~# footloose ssh node0
kex_exchange_identification: read: Connection reset by peer
Connection reset by 127.0.0.1 port 49156
FATA[0000] exit status 255

root@ghost:# footloose ssh node0
kex_exchange_identification: read: Connection reset by peer
Connection reset by 127.0.0.1 port 49156
FATA[0000] exit status 255
root@ghost:# ssh -v localhost -p 49156
OpenSSH_8.9p1 Ubuntu-3, OpenSSL 3.0.2 15 Mar 2022
debug1: Reading configuration data /etc/ssh/ssh_config
debug1: /etc/ssh/ssh_config line 19: include /etc/ssh/ssh_config.d/*.conf matched no files
debug1: /etc/ssh/ssh_config line 21: Applying options for *
debug1: Connecting to localhost [127.0.0.1] port 49156.
debug1: Connection established.
debug1: identity file /root/.ssh/id_rsa type -1
debug1: identity file /root/.ssh/id_rsa-cert type -1
debug1: identity file /root/.ssh/id_ecdsa type -1
debug1: identity file /root/.ssh/id_ecdsa-cert type -1
debug1: identity file /root/.ssh/id_ecdsa_sk type -1
debug1: identity file /root/.ssh/id_ecdsa_sk-cert type -1
debug1: identity file /root/.ssh/id_ed25519 type -1
debug1: identity file /root/.ssh/id_ed25519-cert type -1
debug1: identity file /root/.ssh/id_ed25519_sk type -1
debug1: identity file /root/.ssh/id_ed25519_sk-cert type -1
debug1: identity file /root/.ssh/id_xmss type -1
debug1: identity file /root/.ssh/id_xmss-cert type -1
debug1: identity file /root/.ssh/id_dsa type -1
debug1: identity file /root/.ssh/id_dsa-cert type -1
debug1: Local version string SSH-2.0-OpenSSH_8.9p1 Ubuntu-3
kex_exchange_identification: Connection closed by remote host
Connection closed by 127.0.0.1 port 49156

root@ghost:~# docker logs 883c626a1b2b
Failed to mount cgroup at /sys/fs/cgroup/systemd: Operation not permitted
[!!!!!!] Failed to mount API filesystems, freezing.

Jaromir N

[dasgoll]

Same thing I am getting here.