Kernel versions were 4.4.0-42 upgrading to 4.4.0-45. The checksum mismatch happens with every kernel version, so I don't think it's kernel specific. Looks to be a grub or ZOL issue.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1635115 Title: grub fails zfs root filesystem detection due to failed checksum To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/grub2/+bug/1635115/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs