LXD 5.7 - After system update and reboot, some containers do not start (ZFS and shiftfs, with 5.15 kernel)

I don’t have this defined, do I need it?

/etc/default/lxc:

lxc.idmap = u 0 100000 65536
lxc.idmap = g 0 100000 65536

per this post https://discuss.linuxcontainers.org/t/solved-arch-linux-containers-only-run-when-security-privileged-true/4006/5?u=blurry