This fails when logging in from the console (see below). Doesn't appear to be affected when logging in via SSH.
The check should probably be [ -z "$EUID" -o "$EUID" -ne 0 ]. Ubuntu 20.04 LTS riscv64-dev ttyS0 riscv64-dev login: ryan Password: /etc/update-motd.d/91-release-upgrade: 9: [: Illegal number: Welcome to Ubuntu 20.04 LTS (GNU/Linux 5.4.0-28-generic riscv64) * Documentation: https://help.ubuntu.com * Management: https://landscape.canonical.com * Support: https://ubuntu.com/advantage 0 updates can be installed immediately. 0 of these updates are security updates. Last login: Mon Jul 6 17:24:50 UTC 2020 on ttyS0 ryan@riscv64-dev:~$ -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1873545 Title: Permission denied error from show-motd when updates available To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-release-upgrader/+bug/1873545/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
