[  408.602708] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  408.618683] br0: port 1(c1) entered blocking state
[  408.618761] br0: port 1(c1) entered disabled state
[  408.618826] c1: entered allmulticast mode
[  408.618904] c1: entered promiscuous mode
[  408.631463] br0: port 2(c2) entered blocking state
[  408.631508] br0: port 2(c2) entered disabled state
[  408.631541] c2: entered allmulticast mode
[  408.631585] c2: entered promiscuous mode
[  408.643909] br0: port 3(c3) entered blocking state
[  408.643973] br0: port 3(c3) entered disabled state
[  408.644037] c3: entered allmulticast mode
[  408.644113] c3: entered promiscuous mode
[  408.656698] br0: port 4(sender) entered blocking state
[  408.656741] br0: port 4(sender) entered disabled state
[  408.656769] sender: entered allmulticast mode
[  408.656820] sender: entered promiscuous mode
[  408.661628] br0: port 4(sender) entered blocking state
[  408.661689] br0: port 4(sender) entered forwarding state
[  408.661753] br0: port 3(c3) entered blocking state
[  408.661814] br0: port 3(c3) entered forwarding state
[  408.661876] br0: port 2(c2) entered blocking state
[  408.661935] br0: port 2(c2) entered forwarding state
[  408.661997] br0: port 1(c1) entered blocking state
[  408.662057] br0: port 1(c1) entered forwarding state
[  408.669034] Bridge firewalling registered
[  419.320253] br0: port 1(c1) entered disabled state
[  419.320508] c1 (unregistering): left allmulticast mode
[  419.320550] c1 (unregistering): left promiscuous mode
[  419.320589] br0: port 1(c1) entered disabled state
[  419.345239] br0: port 2(c2) entered disabled state
[  419.345397] c2 (unregistering): left allmulticast mode
[  419.345432] c2 (unregistering): left promiscuous mode
[  419.345467] br0: port 2(c2) entered disabled state
[  419.361254] br0: port 4(sender) entered disabled state
[  419.361345] br0: port 3(c3) entered disabled state
[  419.361465] sender (unregistering): left allmulticast mode
[  419.361503] sender (unregistering): left promiscuous mode
[  419.361540] br0: port 4(sender) entered disabled state
[  419.361767] c3 (unregistering): left allmulticast mode
[  419.361813] c3 (unregistering): left promiscuous mode
[  419.361850] br0: port 3(c3) entered disabled state