Further research with the user revealed a dpkg diversion on the dmsetup initramfs hook script:
# apt list dmsetup; dpkg -L dmsetup; ls -altr /lib/udev/rules.d/ Listing... Done dmsetup/wily,now 2:1.02.99-1ubuntu1 amd64 [installed,automatic] /. /sbin /sbin/dmsetup /lib /lib/udev /lib/udev/rules.d /lib/udev/rules.d/55-dm.rules /lib/udev/rules.d/60-persistent-storage-dm.rules /usr /usr/share /usr/share/initramfs-tools /usr/share/initramfs-tools/hooks /usr/share/initramfs-tools/hooks/dmsetup locally diverted to: /usr/share/initramfs-tools/dmsetup.hooks.diverted /usr/share/doc /usr/share/doc/dmsetup /usr/share/doc/dmsetup/copyright /usr/share/man /usr/share/man/man8 /usr/share/man/man8/dmsetup.8.gz /usr/share/doc/dmsetup/changelog.Debian.gz total 852 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1513415 Title: cryptsetup blocks between mountroot and bottom in initramfs To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/cryptsetup/+bug/1513415/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
