diff --git a/net/bridge/br_mdb.c b/net/bridge/br_mdb.c
index 482edb9..10c416c 100644
--- a/net/bridge/br_mdb.c
+++ b/net/bridge/br_mdb.c
@@ -18,7 +18,12 @@
 
 static bool br_rports_have_mc_router(struct net_bridge *br)
 {
+#if IS_ENABLED(CONFIG_IPV6)
+	return !hlist_empty(&br->ip4_mc_router_list) ||
+	       !hlist_empty(&br->ip6_mc_router_list);
+#else
 	return !hlist_empty(&br->ip4_mc_router_list);
+#endif
 }
 
 static bool
@@ -31,8 +36,13 @@ br_ip4_rports_get_timer(struct net_bridge_port *port, unsigned long *timer)
 static bool
 br_ip6_rports_get_timer(struct net_bridge_port *port, unsigned long *timer)
 {
+#if IS_ENABLED(CONFIG_IPV6)
+	*timer = br_timer_value(&port->ip6_mc_router_timer);
+	return !hlist_unhashed(&port->ip6_rlist);
+#else
 	*timer = 0;
 	return false;
+#endif
 }
 
 static int br_rports_fill_info(struct sk_buff *skb, struct netlink_callback *cb,
diff --git a/net/bridge/br_multicast.c b/net/bridge/br_multicast.c
index 01a1de4..4448490 100644
--- a/net/bridge/br_multicast.c
+++ b/net/bridge/br_multicast.c
@@ -63,6 +63,8 @@ static void br_multicast_port_group_rexmit(struct timer_list *t);
 static void
 br_multicast_rport_del_notify(struct net_bridge_port *p, bool deleted);
 #if IS_ENABLED(CONFIG_IPV6)
+static void br_ip6_multicast_add_router(struct net_bridge *br,
+					struct net_bridge_port *port);
 static void br_ip6_multicast_leave_group(struct net_bridge *br,
 					 struct net_bridge_port *port,
 					 const struct in6_addr *group,
@@ -1369,6 +1371,15 @@ static bool br_ip4_multicast_rport_del(struct net_bridge_port *p)
 	return br_multicast_rport_del(&p->ip4_rlist);
 }
 
+static bool br_ip6_multicast_rport_del(struct net_bridge_port *p)
+{
+#if IS_ENABLED(CONFIG_IPV6)
+	return br_multicast_rport_del(&p->ip6_rlist);
+#else
+	return false;
+#endif
+}
+
 static void br_multicast_router_expired(struct net_bridge_port *port,
 					struct timer_list *t,
 					struct hlist_node *rlist)
@@ -1395,6 +1406,15 @@ static void br_ip4_multicast_router_expired(struct timer_list *t)
 	br_multicast_router_expired(port, t, &port->ip4_rlist);
 }
 
+#if IS_ENABLED(CONFIG_IPV6)
+static void br_ip6_multicast_router_expired(struct timer_list *t)
+{
+	struct net_bridge_port *port = from_timer(port, t, ip6_mc_router_timer);
+
+	br_multicast_router_expired(port, t, &port->ip6_rlist);
+}
+#endif
+
 static void br_mc_router_state_change(struct net_bridge *p,
 				      bool is_mc_router)
 {
@@ -1430,6 +1450,15 @@ static void br_ip4_multicast_local_router_expired(struct timer_list *t)
 	br_multicast_local_router_expired(br, t);
 }
 
+#if IS_ENABLED(CONFIG_IPV6)
+static void br_ip6_multicast_local_router_expired(struct timer_list *t)
+{
+	struct net_bridge *br = from_timer(br, t, ip6_mc_router_timer);
+
+	br_multicast_local_router_expired(br, t);
+}
+#endif
+
 static void br_multicast_querier_expired(struct net_bridge *br,
 					 struct bridge_mcast_own_query *query)
 {
@@ -1649,6 +1678,8 @@ int br_multicast_add_port(struct net_bridge_port *port)
 	timer_setup(&port->ip4_own_query.timer,
 		    br_ip4_multicast_port_query_expired, 0);
 #if IS_ENABLED(CONFIG_IPV6)
+	timer_setup(&port->ip6_mc_router_timer,
+		    br_ip6_multicast_router_expired, 0);
 	timer_setup(&port->ip6_own_query.timer,
 		    br_ip6_multicast_port_query_expired, 0);
 #endif
@@ -1681,6 +1712,9 @@ void br_multicast_del_port(struct net_bridge_port *port)
 	spin_unlock_bh(&br->multicast_lock);
 	br_multicast_gc(&deleted_head);
 	del_timer_sync(&port->ip4_mc_router_timer);
+#if IS_ENABLED(CONFIG_IPV6)
+	del_timer_sync(&port->ip6_mc_router_timer);
+#endif
 	free_percpu(port->mcast_stats);
 }
 
@@ -1704,9 +1738,14 @@ static void __br_multicast_enable_port(struct net_bridge_port *port)
 #if IS_ENABLED(CONFIG_IPV6)
 	br_multicast_enable(&port->ip6_own_query);
 #endif
-	if (port->multicast_router == MDB_RTR_TYPE_PERM &&
-	    hlist_unhashed(&port->ip4_rlist))
-		br_ip4_multicast_add_router(br, port);
+	if (port->multicast_router == MDB_RTR_TYPE_PERM) {
+		if (hlist_unhashed(&port->ip4_rlist))
+			br_ip4_multicast_add_router(br, port);
+#if IS_ENABLED(CONFIG_IPV6)
+		if (hlist_unhashed(&port->ip6_rlist))
+			br_ip6_multicast_add_router(br, port);
+#endif
+	}
 }
 
 void br_multicast_enable_port(struct net_bridge_port *port)
@@ -1733,7 +1772,9 @@ void br_multicast_disable_port(struct net_bridge_port *port)
 	del |= br_ip4_multicast_rport_del(port);
 	del_timer(&port->ip4_mc_router_timer);
 	del_timer(&port->ip4_own_query.timer);
+	del |= br_ip6_multicast_rport_del(port);
 #if IS_ENABLED(CONFIG_IPV6)
+	del_timer(&port->ip6_mc_router_timer);
 	del_timer(&port->ip6_own_query.timer);
 #endif
 	br_multicast_rport_del_notify(port, del);
@@ -2671,11 +2712,19 @@ static void br_port_mc_router_state_change(struct net_bridge_port *p,
 	switchdev_port_attr_set(p->dev, &attr, NULL);
 }
 
-/*
- * Add port to router_list
- *  list is maintained ordered by pointer value
- *  and locked by br->multicast_lock and RCU
- */
+static bool br_multicast_no_router_otherpf(struct net_bridge_port *port,
+					   struct hlist_node *rnode)
+{
+#if IS_ENABLED(CONFIG_IPV6)
+	if (rnode != &port->ip6_rlist)
+		return hlist_unhashed(&port->ip6_rlist);
+	else
+		return hlist_unhashed(&port->ip4_rlist);
+#else
+	return true;
+#endif
+}
+
 static void br_multicast_add_router(struct net_bridge *br,
 				    struct net_bridge_port *port,
 				    struct hlist_node *slot,
@@ -2690,8 +2739,14 @@ static void br_multicast_add_router(struct net_bridge *br,
 	else
 		hlist_add_head_rcu(rlist, mc_router_list);
 
-	br_rtr_notify(br->dev, port, RTM_NEWMDB);
-	br_port_mc_router_state_change(port, true);
+	/* For backwards compatibility for now, only notify if we
+	 * switched from no IPv4/IPv6 multicast router to a new
+	 * IPv4 or IPv6 multicast router.
+	 */
+	if (br_multicast_no_router_otherpf(port, rlist)) {
+		br_rtr_notify(br->dev, port, RTM_NEWMDB);
+		br_port_mc_router_state_change(port, true);
+	}
 }
 
 static struct hlist_node *
@@ -2722,14 +2777,54 @@ static void br_ip4_multicast_add_router(struct net_bridge *br,
 				&br->ip4_mc_router_list);
 }
 
-static void br_multicast_mark_router(struct net_bridge *br,
-				     struct net_bridge_port *port)
+#if IS_ENABLED(CONFIG_IPV6)
+static struct hlist_node *
+br_ip6_multicast_get_rport_slot(struct net_bridge *br, struct net_bridge_port *port)
+{
+	struct hlist_node *slot = NULL;
+	struct net_bridge_port *p;
+
+	hlist_for_each_entry(p, &br->ip6_mc_router_list, ip6_rlist) {
+		if ((unsigned long)port >= (unsigned long)p)
+			break;
+		slot = &p->ip6_rlist;
+	}
+
+	return slot;
+}
+
+/* Add port to router_list
+ *  list is maintained ordered by pointer value
+ *  and locked by br->multicast_lock and RCU
+ */
+static void br_ip6_multicast_add_router(struct net_bridge *br,
+					struct net_bridge_port *port)
+{
+	struct hlist_node *slot = br_ip6_multicast_get_rport_slot(br, port);
+
+	br_multicast_add_router(br, port, slot, &port->ip6_rlist,
+				&br->ip6_mc_router_list);
+}
+#else
+static inline void br_ip6_multicast_add_router(struct net_bridge *br,
+					       struct net_bridge_port *port)
+{
+}
+#endif
+
+static void br_ip4_multicast_mark_router(struct net_bridge *br,
+					 struct net_bridge_port *port)
 {
 	unsigned long now = jiffies;
 
 	if (!port) {
 		if (br->multicast_router == MDB_RTR_TYPE_TEMP_QUERY) {
+#if IS_ENABLED(CONFIG_IPV6)
+			if (!timer_pending(&br->ip4_mc_router_timer) &&
+			    !timer_pending(&br->ip6_mc_router_timer))
+#else
 			if (!timer_pending(&br->ip4_mc_router_timer))
+#endif
 				br_mc_router_state_change(br, true);
 			mod_timer(&br->ip4_mc_router_timer,
 				  now + br->multicast_querier_interval);
@@ -2747,6 +2842,39 @@ static void br_multicast_mark_router(struct net_bridge *br,
 		  now + br->multicast_querier_interval);
 }
 
+#if IS_ENABLED(CONFIG_IPV6)
+static void br_ip6_multicast_mark_router(struct net_bridge *br,
+					 struct net_bridge_port *port)
+{
+	unsigned long now = jiffies;
+
+	if (!port) {
+		if (br->multicast_router == MDB_RTR_TYPE_TEMP_QUERY) {
+			if (!timer_pending(&br->ip4_mc_router_timer) &&
+			    !timer_pending(&br->ip6_mc_router_timer))
+				br_mc_router_state_change(br, true);
+			mod_timer(&br->ip6_mc_router_timer,
+				  now + br->multicast_querier_interval);
+		}
+		return;
+	}
+
+	if (port->multicast_router == MDB_RTR_TYPE_DISABLED ||
+	    port->multicast_router == MDB_RTR_TYPE_PERM)
+		return;
+
+	br_ip6_multicast_add_router(br, port);
+
+	mod_timer(&port->ip6_mc_router_timer,
+		  now + br->multicast_querier_interval);
+}
+#else
+static inline void br_ip6_multicast_mark_router(struct net_bridge *br,
+						struct net_bridge_port *port)
+{
+}
+#endif
+
 static void
 br_ip4_multicast_query_received(struct net_bridge *br,
 				struct net_bridge_port *port,
@@ -2758,7 +2886,7 @@ br_ip4_multicast_query_received(struct net_bridge *br,
 		return;
 
 	br_multicast_update_query_timer(br, query, max_delay);
-	br_multicast_mark_router(br, port);
+	br_ip4_multicast_mark_router(br, port);
 }
 
 #if IS_ENABLED(CONFIG_IPV6)
@@ -2773,7 +2901,7 @@ br_ip6_multicast_query_received(struct net_bridge *br,
 		return;
 
 	br_multicast_update_query_timer(br, query, max_delay);
-	br_multicast_mark_router(br, port);
+	br_ip6_multicast_mark_router(br, port);
 }
 #endif
 
@@ -3143,7 +3271,7 @@ static void br_multicast_pim(struct net_bridge *br,
 	    pim_hdr_type(pimhdr) != PIM_TYPE_HELLO)
 		return;
 
-	br_multicast_mark_router(br, port);
+	br_ip4_multicast_mark_router(br, port);
 }
 
 static int br_ip4_multicast_mrd_rcv(struct net_bridge *br,
@@ -3154,7 +3282,7 @@ static int br_ip4_multicast_mrd_rcv(struct net_bridge *br,
 	    igmp_hdr(skb)->type != IGMP_MRDISC_ADV)
 		return -ENOMSG;
 
-	br_multicast_mark_router(br, port);
+	br_ip4_multicast_mark_router(br, port);
 
 	return 0;
 }
@@ -3222,7 +3350,7 @@ static void br_ip6_multicast_mrd_rcv(struct net_bridge *br,
 	if (icmp6_hdr(skb)->icmp6_type != ICMPV6_MRDISC_ADV)
 		return;
 
-	br_multicast_mark_router(br, port);
+	br_ip6_multicast_mark_router(br, port);
 }
 
 static int br_multicast_ipv6_rcv(struct net_bridge *br,
@@ -3379,6 +3507,8 @@ void br_multicast_init(struct net_bridge *br)
 	timer_setup(&br->ip4_own_query.timer,
 		    br_ip4_multicast_query_expired, 0);
 #if IS_ENABLED(CONFIG_IPV6)
+	timer_setup(&br->ip6_mc_router_timer,
+		    br_ip6_multicast_local_router_expired, 0);
 	timer_setup(&br->ip6_other_query.timer,
 		    br_ip6_multicast_querier_expired, 0);
 	timer_setup(&br->ip6_own_query.timer,
@@ -3476,6 +3606,7 @@ void br_multicast_stop(struct net_bridge *br)
 	del_timer_sync(&br->ip4_other_query.timer);
 	del_timer_sync(&br->ip4_own_query.timer);
 #if IS_ENABLED(CONFIG_IPV6)
+	del_timer_sync(&br->ip6_mc_router_timer);
 	del_timer_sync(&br->ip6_other_query.timer);
 	del_timer_sync(&br->ip6_own_query.timer);
 #endif
@@ -3510,6 +3641,9 @@ int br_multicast_set_router(struct net_bridge *br, unsigned long val)
 	case MDB_RTR_TYPE_PERM:
 		br_mc_router_state_change(br, val == MDB_RTR_TYPE_PERM);
 		del_timer(&br->ip4_mc_router_timer);
+#if IS_ENABLED(CONFIG_IPV6)
+		del_timer(&br->ip6_mc_router_timer);
+#endif
 		br->multicast_router = val;
 		err = 0;
 		break;
@@ -3532,6 +3666,16 @@ br_multicast_rport_del_notify(struct net_bridge_port *p, bool deleted)
 	if (!deleted)
 		return;
 
+	/* For backwards compatibility for now, only notify if there is
+	 * no multicast router anymore for both IPv4 and IPv6.
+	 */
+	if (!hlist_unhashed(&p->ip4_rlist))
+		return;
+#if IS_ENABLED(CONFIG_IPV6)
+	if (!hlist_unhashed(&p->ip6_rlist))
+		return;
+#endif
+
 	br_rtr_notify(p->br->dev, p, RTM_DELMDB);
 	br_port_mc_router_state_change(p, false);
 
@@ -3550,9 +3694,14 @@ int br_multicast_set_port_router(struct net_bridge_port *p, unsigned long val)
 	spin_lock(&br->multicast_lock);
 	if (p->multicast_router == val) {
 		/* Refresh the temp router port timer */
-		if (p->multicast_router == MDB_RTR_TYPE_TEMP)
+		if (p->multicast_router == MDB_RTR_TYPE_TEMP) {
 			mod_timer(&p->ip4_mc_router_timer,
 				  now + br->multicast_querier_interval);
+#if IS_ENABLED(CONFIG_IPV6)
+			mod_timer(&p->ip6_mc_router_timer,
+				  now + br->multicast_querier_interval);
+#endif
+		}
 		err = 0;
 		goto unlock;
 	}
@@ -3561,21 +3710,31 @@ int br_multicast_set_port_router(struct net_bridge_port *p, unsigned long val)
 		p->multicast_router = MDB_RTR_TYPE_DISABLED;
 		del |= br_ip4_multicast_rport_del(p);
 		del_timer(&p->ip4_mc_router_timer);
+		del |= br_ip6_multicast_rport_del(p);
+#if IS_ENABLED(CONFIG_IPV6)
+		del_timer(&p->ip6_mc_router_timer);
+#endif
 		br_multicast_rport_del_notify(p, del);
 		break;
 	case MDB_RTR_TYPE_TEMP_QUERY:
 		p->multicast_router = MDB_RTR_TYPE_TEMP_QUERY;
 		del |= br_ip4_multicast_rport_del(p);
+		del |= br_ip6_multicast_rport_del(p);
 		br_multicast_rport_del_notify(p, del);
 		break;
 	case MDB_RTR_TYPE_PERM:
 		p->multicast_router = MDB_RTR_TYPE_PERM;
 		del_timer(&p->ip4_mc_router_timer);
 		br_ip4_multicast_add_router(br, p);
+#if IS_ENABLED(CONFIG_IPV6)
+		del_timer(&p->ip6_mc_router_timer);
+#endif
+		br_ip6_multicast_add_router(br, p);
 		break;
 	case MDB_RTR_TYPE_TEMP:
 		p->multicast_router = MDB_RTR_TYPE_TEMP;
-		br_multicast_mark_router(br, p);
+		br_ip4_multicast_mark_router(br, p);
+		br_ip6_multicast_mark_router(br, p);
 		break;
 	default:
 		goto unlock;
diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h
index 41ed3fe..a2e7b9e 100644
--- a/net/bridge/br_private.h
+++ b/net/bridge/br_private.h
@@ -311,6 +311,8 @@ struct net_bridge_port {
 	struct hlist_node		ip4_rlist;
 #if IS_ENABLED(CONFIG_IPV6)
 	struct bridge_mcast_own_query	ip6_own_query;
+	struct timer_list		ip6_mc_router_timer;
+	struct hlist_node		ip6_rlist;
 #endif /* IS_ENABLED(CONFIG_IPV6) */
 	u32				multicast_eht_hosts_limit;
 	u32				multicast_eht_hosts_cnt;
@@ -457,6 +459,8 @@ struct net_bridge {
 	struct bridge_mcast_querier	ip4_querier;
 	struct bridge_mcast_stats	__percpu *mcast_stats;
 #if IS_ENABLED(CONFIG_IPV6)
+	struct hlist_head		ip6_mc_router_list;
+	struct timer_list		ip6_mc_router_timer;
 	struct bridge_mcast_other_query	ip6_other_query;
 	struct bridge_mcast_own_query	ip6_own_query;
 	struct bridge_mcast_querier	ip6_querier;
@@ -866,11 +870,19 @@ static inline bool br_group_is_l2(const struct br_ip *group)
 
 static inline struct hlist_node *
 br_multicast_get_first_rport_node(struct net_bridge *b, struct sk_buff *skb) {
+#if IS_ENABLED(CONFIG_IPV6)
+	if (skb->protocol == htons(ETH_P_IPV6))
+		return rcu_dereference(hlist_first_rcu(&b->ip6_mc_router_list));
+#endif
 	return rcu_dereference(hlist_first_rcu(&b->ip4_mc_router_list));
 }
 
 static inline struct net_bridge_port *
 br_multicast_rport_from_node(struct hlist_node *rp, struct sk_buff *skb) {
+#if IS_ENABLED(CONFIG_IPV6)
+	if (skb->protocol == htons(ETH_P_IPV6))
+		return hlist_entry_safe(rp, struct net_bridge_port, ip6_rlist);
+#endif
 	return hlist_entry_safe(rp, struct net_bridge_port, ip4_rlist);
 }
 
@@ -882,7 +894,7 @@ static inline bool br_ip4_multicast_is_router(struct net_bridge *br)
 static inline bool br_ip6_multicast_is_router(struct net_bridge *br)
 {
 #if IS_ENABLED(CONFIG_IPV6)
-	return timer_pending(&br->ip4_mc_router_timer);
+	return timer_pending(&br->ip6_mc_router_timer);
 #else
 	return false;
 #endif
