Using kernel-3.0-0.rc4.git3.1.fc16.x86_64 kernel I get:

Jun 26 18:07:38 lap3 kernel: [ 340.907928] =================================================== Jun 26 18:07:38 lap3 kernel: [ 340.909769] [ INFO: suspicious rcu_dereference_check() usage. ] Jun 26 18:07:38 lap3 kernel: [ 340.910713] --------------------------------------------------- Jun 26 18:07:38 lap3 kernel: [ 340.911662] security/selinux/netport.c:143 invoked rcu_dereference_check() without protection! Jun 26 18:07:38 lap3 kernel: [ 340.912641] Jun 26 18:07:38 lap3 kernel: [ 340.912642] other info that might help us debug this: Jun 26 18:07:38 lap3 kernel: [ 340.912642] Jun 26 18:07:38 lap3 kernel: [ 340.915557] Jun 26 18:07:38 lap3 kernel: [ 340.915558] rcu_scheduler_active = 1, debug_locks = 0 Jun 26 18:07:38 lap3 kernel: [ 340.917509] 1 lock held by named/1617: Jun 26 18:07:38 lap3 kernel: [ 340.918492] #0: (sel_netport_lock){+.....}, at: [<ffffffff812191d6>] sel_netport_sid+0xa1/0x207 Jun 26 18:07:38 lap3 kernel: [ 340.919540] Jun 26 18:07:38 lap3 kernel: [ 340.919540] stack backtrace: Jun 26 18:07:38 lap3 kernel: [ 340.921583] Pid: 1617, comm: named Not tainted 3.0-0.rc4.git3.1.fc16.x86_64 #1 Jun 26 18:07:38 lap3 kernel: [ 340.922648] Call Trace: Jun 26 18:07:38 lap3 kernel: [ 340.923711] [<ffffffff81086ced>] lockdep_rcu_dereference+0xa8/0xb0 Jun 26 18:07:38 lap3 kernel: [ 340.924805] [<ffffffff812192d0>] sel_netport_sid+0x19b/0x207 Jun 26 18:07:38 lap3 kernel: [ 340.925907] [<ffffffff81219135>] ? sel_netport_find+0x93/0x93 Jun 26 18:07:38 lap3 kernel: [ 340.927009] [<ffffffff81213670>] selinux_socket_bind+0x13b/0x26f Jun 26 18:07:38 lap3 kernel: [ 340.928121] [<ffffffff81089136>] ? lock_release+0x173/0x19c Jun 26 18:07:38 lap3 kernel: [ 340.929242] [<ffffffff811054c9>] ? might_fault+0xa5/0xac Jun 26 18:07:38 lap3 kernel: [ 340.930357] [<ffffffff81105480>] ? might_fault+0x5c/0xac Jun 26 18:07:38 lap3 kernel: [ 340.931469] [<ffffffff8120d697>] security_socket_bind+0x16/0x18 Jun 26 18:07:38 lap3 kernel: [ 340.932586] [<ffffffff813f8427>] sys_bind+0x73/0xcf Jun 26 18:07:38 lap3 kernel: [ 340.933716] [<ffffffff814f9eba>] ? sysret_check+0x2e/0x69 Jun 26 18:07:38 lap3 kernel: [ 340.934828] [<ffffffff81089621>] ? trace_hardirqs_on_caller+0x10b/0x12f Jun 26 18:07:38 lap3 kernel: [ 340.935949] [<ffffffff810ac269>] ? audit_syscall_entry+0x11c/0x148 Jun 26 18:07:38 lap3 kernel: [ 340.937070] [<ffffffff8125c93e>] ? trace_hardirqs_on_thunk+0x3a/0x3f Jun 26 18:07:38 lap3 kernel: [ 340.938203] [<ffffffff814f9e82>] system_call_fastpath+0x16/0x1b