Starting apparmor on a Ubuntu Lucid Lynx gives the following:
user@host:~$ sudo /etc/init.d/apparmor start * Starting AppArmor profiles * AppArmor not available as kernel LSM. ...fail!
Googling a bit, I found the following bug report - marked as fixed -:
Which seems to be my exact case. My kernel is 2.6.32-21-generic. Any idea on how to solve the issue?