It seems that that module is built and installed into /lib/modules, but is not in the initramfs. Sounds like an initramfs-tools bug.
** Changed in: initramfs-tools (Ubuntu) Status: New => In Progress ** Changed in: initramfs-tools (Ubuntu) Importance: Undecided => High ** Changed in: initramfs-tools (Ubuntu) Assignee: (unassigned) => Andy Whitcroft (apw) ** Changed in: initramfs-tools (Ubuntu) Milestone: None => ubuntu-15.11 ** Changed in: lvm2 (Ubuntu) Status: New => Invalid ** Changed in: linux (Ubuntu) Status: Confirmed => Invalid ** Changed in: lvm2 (Ubuntu) Status: Invalid => In Progress ** Changed in: lvm2 (Ubuntu) Importance: Undecided => High ** Changed in: lvm2 (Ubuntu) Assignee: (unassigned) => Andy Whitcroft (apw) ** Changed in: lvm2 (Ubuntu) Milestone: None => ubuntu-15.11 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1509717 Title: Wily LVM-RAID1 – md: personality for level 1 is not loaded To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/initramfs-tools/+bug/1509717/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs