return err
		}

		cont.ensureStateFunc = func(_ cgroups.Manager) error {
			return ensureProcessInContainerWithOOMScore(os.Getpid(), int(cm.KubeletOOMScoreAdj), cont.manager)
		}
		systemContainers = append(systemContainers, cont)
	} else {
		cm.periodicTasks = append(cm.periodicTasks, func() {
			if err := ensureProcessInContainerWithOOMScore(os.Getpid(), int(cm.KubeletOOMScoreAdj), nil); err != nil {