I have the same. My VM was working, but I installed (today) updates on PVE (wihout subscription). And stop all VMs.
After reboot only this VM didn't start.
root@vhs2:~# qm start 100
kvm: -device scsi-hd,bus=scsihw0.0,channel=0,scsi-id=0,lun=1,drive=drive-scsi1,id=scsi1: bad scsi device lun: 1...