[  443.132762] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  443.148075] br0: port 1(c1) entered blocking state
[  443.148155] br0: port 1(c1) entered disabled state
[  443.148228] c1: entered allmulticast mode
[  443.148322] c1: entered promiscuous mode
[  443.162470] br0: port 2(c2) entered blocking state
[  443.162546] br0: port 2(c2) entered disabled state
[  443.162616] c2: entered allmulticast mode
[  443.162698] c2: entered promiscuous mode
[  443.176663] br0: port 3(c3) entered blocking state
[  443.176734] br0: port 3(c3) entered disabled state
[  443.176801] c3: entered allmulticast mode
[  443.176878] c3: entered promiscuous mode
[  443.190917] br0: port 4(sender) entered blocking state
[  443.190985] br0: port 4(sender) entered disabled state
[  443.191055] sender: entered allmulticast mode
[  443.191147] sender: entered promiscuous mode
[  443.196697] br0: port 4(sender) entered blocking state
[  443.196730] br0: port 4(sender) entered forwarding state
[  443.196767] br0: port 3(c3) entered blocking state
[  443.196795] br0: port 3(c3) entered forwarding state
[  443.196825] br0: port 2(c2) entered blocking state
[  443.196856] br0: port 2(c2) entered forwarding state
[  443.196888] br0: port 1(c1) entered blocking state
[  443.196914] br0: port 1(c1) entered forwarding state
[  443.203446] Bridge firewalling registered
[  453.839611] br0: port 1(c1) entered disabled state
[  453.839898] c1 (unregistering): left allmulticast mode
[  453.839939] c1 (unregistering): left promiscuous mode
[  453.839972] br0: port 1(c1) entered disabled state
[  453.859396] br0: port 2(c2) entered disabled state
[  453.859562] c2 (unregistering): left allmulticast mode
[  453.859593] c2 (unregistering): left promiscuous mode
[  453.859629] br0: port 2(c2) entered disabled state
[  453.876389] br0: port 4(sender) entered disabled state
[  453.876460] br0: port 3(c3) entered disabled state
[  453.876603] sender (unregistering): left allmulticast mode
[  453.876638] sender (unregistering): left promiscuous mode
[  453.876665] br0: port 4(sender) entered disabled state
[  453.876891] c3 (unregistering): left allmulticast mode
[  453.876922] c3 (unregistering): left promiscuous mode
[  453.876953] br0: port 3(c3) entered disabled state