diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c
index bfa49ff705311987910a111ee92b3bce33ffa696..d6483926f449dff5b3890a34338774c2175c580f 100644
--- a/net/ipv6/ip6mr.c
+++ b/net/ipv6/ip6mr.c
@@ -97,7 +97,8 @@ static void ipmr_expire_process(struct timer_list *t);
 
 #ifdef CONFIG_IPV6_MROUTE_MULTIPLE_TABLES
 #define ip6mr_for_each_table(mrt, net) \
-	list_for_each_entry_rcu(mrt, &net->ipv6.mr6_tables, list)
+	list_for_each_entry_rcu(mrt, &net->ipv6.mr6_tables, list, \
+				lockdep_rtnl_is_held())
 
 static struct mr_table *ip6mr_mr_table_iter(struct net *net,
 					    struct mr_table *mrt)