Errors with sysctl -a

[usrr]

sudo sysctl -a | grep error:
error: permission denied on key 'vm.compact_memory'
error: "Invalid argument" reading key "fs.binfmt_misc.register"
error: "Invalid argument" reading key "dev.parport.parport0.autoprobe"
error: "Invalid argument" reading key "dev.parport.parport0.autoprobe0"
error: "Invalid argument" reading key "dev.parport.parport0.autoprobe1"
error: "Invalid argument" reading key "dev.parport.parport0.autoprobe2"
error: "Invalid argument" reading key "dev.parport.parport0.autoprobe3"
error: permission denied on key 'net.ipv4.route.flush'
error: permission denied on key 'net.ipv6.route.flush'

Xubuntu 12.04 amd 64
Installed with this guide: http://wiki.ubuntuusers.de/System_verschl%C3%BCsseln

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.

[ioggstream (rpolli)]

Are you using a virtual environment?

[fuscata (d-launchpad-fuscata-com)]

Happens on a bare metal machine for me:
$ sudo sysctl -a |grep error:
error: permission denied on key 'vm.compact_memory'
error: permission denied on key 'net.ipv4.route.flush'
error: permission denied on key 'net.ipv6.route.flush'

[usrr (t8634)]

No. I cant remeber why I made this Bugreport. If I type in "sudo sysctl -a | grep error:" I get the same output again.