As it turns out gdisk/sgdisk have since the dawn of time written labels byte-swapped on s390x. We'll continue to help in the upstream discussion and once a solution is available consider backporting (or not as it might wreak more havoc than not).
Affected are all releases since Xenial and also nonUbuntu like Fedora34 where I confirmed the same. ** Also affects: gdisk (Ubuntu Impish) Importance: Undecided Status: New ** Also affects: gdisk (Ubuntu Hirsute) Importance: Undecided Status: New ** Also affects: gdisk (Ubuntu Focal) Importance: Undecided Status: New ** Also affects: gdisk (Ubuntu Groovy) Importance: Undecided Status: New ** Also affects: gdisk (Ubuntu Bionic) Importance: Undecided Status: New ** Also affects: gdisk (Ubuntu Xenial) Importance: Undecided Status: New ** Changed in: gdisk (Ubuntu Xenial) Status: New => Incomplete ** Changed in: gdisk (Ubuntu Bionic) Status: New => Incomplete ** Changed in: gdisk (Ubuntu Impish) Status: New => In Progress ** Changed in: gdisk (Ubuntu Hirsute) Status: New => Incomplete ** Tags added: server-next ** Changed in: gdisk (Ubuntu Groovy) Status: New => Incomplete ** Changed in: gdisk (Ubuntu Focal) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1931243 Title: FTBFS in Impish on s390x To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-z-systems/+bug/1931243/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs