I asked in the zfs github issue and the answer is that the versions must match. It might be an incompatibility between zfs-0.8.3-1ubuntu12.12 and zfs-kmod-2.0.2-1ubuntu5 though not sure how easy it is to deal with this when using HWE.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1939177 Title: Ubuntu 20.04.2 LTS kernel 5.11.0-25 zfs send | receive broken To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/zfs-linux/+bug/1939177/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
