Using a virtual machine I'm able to reproduce the differing UUIDs but not able to reproduce the failure of the initrd generation.
The code that fires the error is /usr/share/initramfs-tools/hook- functions::dep_add_modules_mount() -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1582899 Title: in-target: mkinitramfs: failed to determine device for / To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/base-installer/+bug/1582899/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs