Public bug reported: ZIPL segfaults if a section doesn't contain a "parameter=" line. Adding that line makes the problem go away. This is especially a problem when secure execution is set up since the parameter is provided in the secure image and hence a zipl parameter is not needed.
---uname output--- Linux linux6 5.15.0-27-generic #28-Ubuntu SMP Thu Apr 14 04:55:23 UTC 2022 s390x s390x s390x GNU/Linux Machine Type = z16 ---Steps to Reproduce--- Add a section to /etc/zipl.conf that doesn't have a parameter line. Userspace tool common name: zipl The userspace tool has the following bit modes: 64-bit ** Affects: linux (Ubuntu) Importance: Undecided Assignee: Skipper Bug Screeners (skipper-screen-team) Status: New ** Tags: architecture-s39064 bugnameltc-198062 severity-medium targetmilestone-inin--- ** Tags added: architecture-s39064 bugnameltc-198062 severity-medium targetmilestone-inin--- ** Changed in: ubuntu Assignee: (unassigned) => Skipper Bug Screeners (skipper-screen-team) ** Package changed: ubuntu => linux (Ubuntu) -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1974109 Title: [UBUNTU 22.04] zipl segfaults when "parameters=" is missing Status in linux package in Ubuntu: New Bug description: ZIPL segfaults if a section doesn't contain a "parameter=" line. Adding that line makes the problem go away. This is especially a problem when secure execution is set up since the parameter is provided in the secure image and hence a zipl parameter is not needed. ---uname output--- Linux linux6 5.15.0-27-generic #28-Ubuntu SMP Thu Apr 14 04:55:23 UTC 2022 s390x s390x s390x GNU/Linux Machine Type = z16 ---Steps to Reproduce--- Add a section to /etc/zipl.conf that doesn't have a parameter line. Userspace tool common name: zipl The userspace tool has the following bit modes: 64-bit To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1974109/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp