I think https://bugs.launchpad.net/ubuntu/+source/os-prober/+bug/1770173 might be related as well. The installation hangs at the exact same point: 66% while running the "dmsetup create -r osprober-linux-something" command.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1796853 Title: os-prober hangs with LVM and cryptsetup To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/os-prober/+bug/1796853/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs