Comment 2 for bug 1244585

I've traced this down to the
  write_can_lock() macro not working correctly in non-smp kernels

the following patch is needed

diff --git a/security/apparmor/label.c b/security/apparmor/label.c
index 788ec21..39eae14 100644
--- a/security/apparmor/label.c
+++ b/security/apparmor/label.c
@@ -19,6 +19,10 @@
 #include "include/policy.h"
 #include "include/sid.h"

+#if !defined(CONFIG_SMP)
+#undef write_can_lock
+#define write_can_lock(X) 0
+#endif

 /*
  * the aa_label represents the set of profiles confining an object