[  422.390751] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  422.406996] br0: port 1(c1) entered blocking state
[  422.407076] br0: port 1(c1) entered disabled state
[  422.407145] c1: entered allmulticast mode
[  422.407228] c1: entered promiscuous mode
[  422.422456] br0: port 2(c2) entered blocking state
[  422.422526] br0: port 2(c2) entered disabled state
[  422.422603] c2: entered allmulticast mode
[  422.422681] c2: entered promiscuous mode
[  422.437914] br0: port 3(c3) entered blocking state
[  422.437957] br0: port 3(c3) entered disabled state
[  422.437995] c3: entered allmulticast mode
[  422.438040] c3: entered promiscuous mode
[  422.453474] br0: port 4(sender) entered blocking state
[  422.453513] br0: port 4(sender) entered disabled state
[  422.453546] sender: entered allmulticast mode
[  422.453612] sender: entered promiscuous mode
[  422.459645] br0: port 4(sender) entered blocking state
[  422.459726] br0: port 4(sender) entered forwarding state
[  422.459803] br0: port 3(c3) entered blocking state
[  422.459873] br0: port 3(c3) entered forwarding state
[  422.459945] br0: port 2(c2) entered blocking state
[  422.460013] br0: port 2(c2) entered forwarding state
[  422.460095] br0: port 1(c1) entered blocking state
[  422.460162] br0: port 1(c1) entered forwarding state
[  422.467428] Bridge firewalling registered
[  433.119841] br0: port 1(c1) entered disabled state
[  433.120059] c1 (unregistering): left allmulticast mode
[  433.120126] c1 (unregistering): left promiscuous mode
[  433.120223] br0: port 1(c1) entered disabled state
[  433.151846] br0: port 3(c3) entered disabled state
[  433.152014] br0: port 2(c2) entered disabled state
[  433.152263] c3 (unregistering): left allmulticast mode
[  433.152346] c3 (unregistering): left promiscuous mode
[  433.152445] br0: port 3(c3) entered disabled state
[  433.152806] c2 (unregistering): left allmulticast mode
[  433.152891] c2 (unregistering): left promiscuous mode
[  433.152990] br0: port 2(c2) entered disabled state
[  433.184822] sender: left allmulticast mode
[  433.184922] sender: left promiscuous mode
[  433.184994] br0: port 4(sender) entered disabled state