severin,
You don't have to do anything on 9.10. 9.04 had logic for handling ifupdown (which is why you are seeing the problem).
Can you please perform: $ sudo apport-collect -p apparmor 343898
severin,
You don't have to do anything on 9.10. 9.04 had logic for handling ifupdown (which is why you are seeing the problem).
Can you please perform:
$ sudo apport-collect -p apparmor 343898