The file /etc/apt/preferences.d/proposed-updates didn't exists in my system. I've created it with your content and proposed updates now are working.
But, AFAIK, I've never needed to pin proposed updates repo to make it work until now (?) -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to systemd in Ubuntu. https://bugs.launchpad.net/bugs/2017209 Title: [Raspberry Pi/lunar] systemd-oomd fails with "ConditionControlGroupController=memory was not met" Status in linux-raspi package in Ubuntu: Fix Committed Status in systemd package in Ubuntu: Invalid Status in linux-raspi source package in Lunar: Fix Committed Status in systemd source package in Lunar: Invalid Bug description: PROBLEM SUMMARY: ---------------- Just upgraded to Ubuntu 23.04 (lunar) from Ubuntu 22.10 (kinetic). systemd-oomd fails with "ConditionControlGroupController=memory was not met" during boot. If you manually started it after boot it starts but after a few minutes it fails with the same error. These are the journalctl entries regarding this problem: abr 20 23:12:48 fpgrpi systemd[1]: Listening on systemd-oomd.socket - Userspace Out-Of-Memory (OOM) Killer Socket. abr 20 23:12:48 fpgrpi systemd[1]: systemd-oomd.service - Userspace Out-Of-Memory (OOM) Killer was skipped because of an unmet condition check (ConditionControlGroupController=memory). --- Line repeat 20 times --- abr 20 23:12:49 fpgrpi systemd[1]: systemd-oomd.service - Userspace Out-Of-Memory (OOM) Killer was skipped because of an unmet condition check (ConditionControlGroupController=memory). abr 20 23:12:49 fpgrpi systemd[1]: systemd-oomd.socket: Trigger limit hit, refusing further activation. abr 20 23:12:49 fpgrpi systemd[1]: systemd-oomd.socket: Failed with result 'trigger-limit-hit'. This is the systemctl status for systemd-oomd.service and systemd-oomd.socket: # systemctl status systemd-oomd.service ○ systemd-oomd.service - Userspace Out-Of-Memory (OOM) Killer Loaded: loaded (/lib/systemd/system/systemd-oomd.service; enabled; preset: enabled) Active: inactive (dead) TriggeredBy: × systemd-oomd.socket Condition: start condition failed at Thu 2023-04-20 23:21:07 CEST; 9h ago └─ ConditionControlGroupController=memory was not met Docs: man:systemd-oomd.service(8) # systemctl status systemd-oomd.socket × systemd-oomd.socket - Userspace Out-Of-Memory (OOM) Killer Socket Loaded: loaded (/lib/systemd/system/systemd-oomd.socket; enabled; preset: enabled) Active: failed (Result: trigger-limit-hit) since Thu 2023-04-20 23:21:07 CEST; 9h ago Duration: 2min 2.252s Triggers: ● systemd-oomd.service Docs: man:systemd-oomd.service(8) Listen: /run/systemd/oom/io.system.ManagedOOM (Stream) ADITIONAL INFO: --------------- Machine is an arm64 "Raspberry Pi 4 Model B Rev 1.4 8GB" # uname -a Linux fpgrpi 6.2.0-1004-raspi #5-Ubuntu SMP PREEMPT Mon Apr 3 11:15:14 UTC 2023 aarch64 aarch64 aarch64 GNU/Linux # lsb_release -rd No LSB modules are available. Description: Ubuntu 23.04 Release: 23.04 # apt-cache policy systemd-oomd systemd-oomd: Instalados: 252.5-2ubuntu3 Candidato: 252.5-2ubuntu3 Tabla de versión: *** 252.5-2ubuntu3 500 500 http://ports.ubuntu.com/ubuntu-ports lunar/main arm64 Packages 100 /var/lib/dpkg/status To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-raspi/+bug/2017209/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp