I recently experienced this problem, but I only had answers that did not help. Then, I was able to get a hint from the short opinion of the Linux Forum.
This problem is related to the change of the drive. If it is not properly reflected in /etc/fstab, such an error may occur.
Download SystemRescueCD and make a bootdisk: https://www.system-rescue.org/
FDISK and MOUNT
| # If Debian 11 is ran on a LXC container (Proxmox), SSH login and sudo actions can be slow | |
| # Check if in /var/log/auth.log the following messages | |
| Failed to activate service 'org.freedesktop.login1': timed out (service_start_timeout=25000ms) | |
| -> Run systemctl mask systemd-logind | |
| -> Run pam-auth-update (and deselect Register user sessions in the systemd control group hierarchy) |