This is not a bug as far as I can see. This looks like the snapshot has no unique data so its USED is 0. Note that REFER is non-zero.
** Changed in: zfs-linux (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1847637 Title: Strange output zfs list -t snapshots To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/zfs-linux/+bug/1847637/+subscriptions -- ubuntu-bugs mailing list email@example.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs