As suggested to Patrick in IRC, this can be worked around by partitioning with gpt rather than MBR.
** Changed in: cloud-init (Ubuntu) Status: New => Confirmed ** Changed in: cloud-init (Ubuntu) Importance: Undecided => High ** Changed in: cloud-init (Ubuntu) Importance: High => Medium -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1736215 Title: Partitioning drive with existing partition fails To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/cloud-init/+bug/1736215/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs