Hello,
I want to use my old HP P1005 printer as CUPS network printer. I was able to passtrough device to LXC container and everything was working fine using this additonal lines in config:
lxc.cgroup2.devices.allow: c 189:* rwm
lxc.mount.entry: /dev/bus/usb/004/006 dev/bus/usb/004/006 none...