Thanks!
Resolved, my guest services task was stuck I remember pressing stop, when I rebooted because my vm start time delays were off... I guess it doesnt restart itself.
Ok my fault I guess?
Solved by restarting:
systemctl kill -s SIGKILL...
Been running 9.2.2 and proxmox for years and never had this update not finish.
Last line was:
Setting up qemu-server (9.1.16) ...
Setting up pve-manager (9.2.3) ...
Then it doesn't exit but everything is working fine.
Starting system upgrade...