---
- hosts: build
  remote_user: ubuntu
  sudo: yes
  vars:
    master_ip: "{{ master_ip | default(10.0.0.10) }}"
  roles:
    - "{{ build_role }}"

---
- hosts: build
  remote_user: ubuntu
  sudo: yes
  vars:
    master_ip: "{{ _master_ip | default(10.0.0.10) }}"
  roles:
    - "{{ build_role }}"

Fix recursive loop in master_ip variable name.
BDKD-104: Fix recursive loop in master_ip variable name.
