[  431.413534] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  431.429125] br0: port 1(c1) entered blocking state
[  431.429205] br0: port 1(c1) entered disabled state
[  431.429272] c1: entered allmulticast mode
[  431.429359] c1: entered promiscuous mode
[  431.443431] br0: port 2(c2) entered blocking state
[  431.443477] br0: port 2(c2) entered disabled state
[  431.443511] c2: entered allmulticast mode
[  431.443555] c2: entered promiscuous mode
[  431.457721] br0: port 3(c3) entered blocking state
[  431.457764] br0: port 3(c3) entered disabled state
[  431.457796] c3: entered allmulticast mode
[  431.457843] c3: entered promiscuous mode
[  431.472497] br0: port 4(sender) entered blocking state
[  431.472531] br0: port 4(sender) entered disabled state
[  431.472572] sender: entered allmulticast mode
[  431.472626] sender: entered promiscuous mode
[  431.478162] br0: port 4(sender) entered blocking state
[  431.478205] br0: port 4(sender) entered forwarding state
[  431.478241] br0: port 3(c3) entered blocking state
[  431.478269] br0: port 3(c3) entered forwarding state
[  431.478304] br0: port 2(c2) entered blocking state
[  431.478335] br0: port 2(c2) entered forwarding state
[  431.478367] br0: port 1(c1) entered blocking state
[  431.478398] br0: port 1(c1) entered forwarding state
[  431.485103] Bridge firewalling registered
[  442.149372] br0: port 1(c1) entered disabled state
[  442.149729] c1 (unregistering): left allmulticast mode
[  442.149804] c1 (unregistering): left promiscuous mode
[  442.149846] br0: port 1(c1) entered disabled state
[  442.169176] br0: port 2(c2) entered disabled state
[  442.169341] c2 (unregistering): left allmulticast mode
[  442.169410] c2 (unregistering): left promiscuous mode
[  442.169462] br0: port 2(c2) entered disabled state
[  442.190195] br0: port 4(sender) entered disabled state
[  442.190285] br0: port 3(c3) entered disabled state
[  442.190492] sender (unregistering): left allmulticast mode
[  442.190530] sender (unregistering): left promiscuous mode
[  442.190557] br0: port 4(sender) entered disabled state
[  442.190881] c3 (unregistering): left allmulticast mode
[  442.190908] c3 (unregistering): left promiscuous mode
[  442.190935] br0: port 3(c3) entered disabled state