Comment 1 for bug 1947568

Present with latest kernel and user space packages:

# zfs create -V1G rpool/test1
# zfs snapshot rpool/test1@test2
# zfs clone rpool/test1@test2 rpool/test3
# zfs promote rpool/test3
cannot promote 'rpool/test3': not a cloned filesystem

# lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 20.04.3 LTS
Release: 20.04
Codename: focal

# uname -r
5.11.0-38-generic

# modinfo zfs | grep -i version
version: 2.0.2-1ubuntu5.1
srcversion: F267DF7B3FFB43AFE76257D
vermagic: 5.11.0-38-generic SMP mod_unload modversions

# apt-cache policy zfsutils-linux
zfsutils-linux:
  Installed: 0.8.3-1ubuntu12.13
  Candidate: 0.8.3-1ubuntu12.13
  Version table:
 *** 0.8.3-1ubuntu12.13 500
        500 http://gb.archive.ubuntu.com/ubuntu focal-updates/main amd64 Packages
        100 /var/lib/dpkg/status
     0.8.3-1ubuntu12.9 500
        500 http://security.ubuntu.com/ubuntu focal-security/main amd64 Packages
     0.8.3-1ubuntu12 500
        500 http://gb.archive.ubuntu.com/ubuntu focal/main amd64 Packages