mirror of https://gitee.com/openkylin/linux.git
88a693b5c1
=============================== [ INFO: suspicious RCU usage. ] 3.5.0-rc1+ #63 Not tainted ------------------------------- security/selinux/netnode.c:178 suspicious rcu_dereference_check() usage! other info that might help us debug this: rcu_scheduler_active = 1, debug_locks = 0 1 lock held by trinity-child1/8750: #0: (sel_netnode_lock){+.....}, at: [<ffffffff812d8f8a>] sel_netnode_sid+0x16a/0x3e0 stack backtrace: Pid: 8750, comm: trinity-child1 Not tainted 3.5.0-rc1+ #63 Call Trace: [<ffffffff810cec2d>] lockdep_rcu_suspicious+0xfd/0x130 [<ffffffff812d91d1>] sel_netnode_sid+0x3b1/0x3e0 [<ffffffff812d8e20>] ? sel_netnode_find+0x1a0/0x1a0 [<ffffffff812d24a6>] selinux_socket_bind+0xf6/0x2c0 [<ffffffff810cd1dd>] ? trace_hardirqs_off+0xd/0x10 [<ffffffff810cdb55>] ? lock_release_holdtime.part.9+0x15/0x1a0 [<ffffffff81093841>] ? lock_hrtimer_base+0x31/0x60 [<ffffffff812c9536>] security_socket_bind+0x16/0x20 [<ffffffff815550ca>] sys_bind+0x7a/0x100 [<ffffffff816c03d5>] ? sysret_check+0x22/0x5d [<ffffffff810d392d>] ? trace_hardirqs_on_caller+0x10d/0x1a0 [<ffffffff8133b09e>] ? trace_hardirqs_on_thunk+0x3a/0x3f [<ffffffff816c03a9>] system_call_fastpath+0x16/0x1b This patch below does what Paul McKenney suggested in the previous thread. Signed-off-by: Dave Jones <davej@redhat.com> Reviewed-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Acked-by: Paul Moore <paul@paul-moore.com> Cc: Eric Paris <eparis@parisplace.org> Cc: <stable@vger.kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: James Morris <james.l.morris@oracle.com> |
||
|---|---|---|
| .. | ||
| include | ||
| ss | ||
| .gitignore | ||
| Kconfig | ||
| Makefile | ||
| avc.c | ||
| exports.c | ||
| hooks.c | ||
| netif.c | ||
| netlabel.c | ||
| netlink.c | ||
| netnode.c | ||
| netport.c | ||
| nlmsgtab.c | ||
| selinuxfs.c | ||
| xfrm.c | ||