I use clean master branch from kernel.org i also did some testing and this problem was introduced by some patch between v3.3 and v3.3.0-09248-g1338631. v3.4.0-rc1-00104-g7d6e1cb is still effected. Today i will probably have no time for bisecting.
===================================== apparmor_parser -V AppArmor parser version 2.7.102 Copyright (C) 1999-2008 Novell Inc. Copyright 2009-2012 Canonical Ltd. ===================================== ls -R /sys/kernel/security/apparmor/ /sys/kernel/security/apparmor/: features /sys/kernel/security/apparmor/features: capability domain file rlimit /sys/kernel/security/apparmor/features/domain: change_hat change_hatv change_onexec change_profile /sys/kernel/security/apparmor/features/file: mask /sys/kernel/security/apparmor/features/rlimit: mask -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/968956 Title: apparmor_parser: Unable to replace "/usr/lib/cups/backend/cups-pdf". Profile doesn't conform to protocol To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/apparmor/+bug/968956/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs