There is also a problem with SSH. When trying to connect it shows an error:
The logs show this endlessly repeating:
Dec 11 16:06:02 LibreELEC-Penka systemd[1]: Starting sshd.service...
Dec 11 16:06:02 LibreELEC-Penka ssh-keygen[5065]: ssh-keygen: generating new host keys: RSA Could not save your private key in /storage/.cache/ssh/ssh_host_rsa_key.XXXXl8cxAN: No such file or directory
Dec 11 16:06:02 LibreELEC-Penka ssh-keygen[5065]: ssh-keygen: generating new host keys: ECDSA Could not save your private key in /storage/.cache/ssh/ssh_host_ecdsa_key.XXXXl7zlJv: No such file or directory
Dec 11 16:06:02 LibreELEC-Penka ssh-keygen[5065]: ssh-keygen: generating new host keys: ED25519 Could not save your private key in /storage/.cache/ssh/ssh_host_ed25519_key.XXXXAdmsHi: No such file or directory
The /storage/.cache/ssh directory should be created on first boot automatically so I've no idea how that can happen.
NB: I've not made any changes to Ethernet support in the 6.0.x kernel but perhaps there are general cleanups that improve things.