rcu errors from kernel-3.0-0.rc4.git3.1.fc16.x86_64

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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