Comment 3 for bug 1879688

Confirmed this is fixed:

brauner@wittgenstein|~
> lxc shell f1-vm
root@f1-vm:~# lxc shell f1
root@f1:~# btrfs subvolume create my-subvol
root@f1:~# chown 1000:1000 my-subvol
root@f1:~# btrfs subvolume delete my-subvol
Delete subvolume (no-commit): '/root/my-subvol'