[  393.988359] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  394.003052] br0: port 1(c1) entered blocking state
[  394.003088] br0: port 1(c1) entered disabled state
[  394.003123] c1: entered allmulticast mode
[  394.003169] c1: entered promiscuous mode
[  394.016243] br0: port 2(c2) entered blocking state
[  394.016277] br0: port 2(c2) entered disabled state
[  394.016309] c2: entered allmulticast mode
[  394.016350] c2: entered promiscuous mode
[  394.029575] br0: port 3(c3) entered blocking state
[  394.029608] br0: port 3(c3) entered disabled state
[  394.029639] c3: entered allmulticast mode
[  394.029681] c3: entered promiscuous mode
[  394.042795] br0: port 4(sender) entered blocking state
[  394.042829] br0: port 4(sender) entered disabled state
[  394.042860] sender: entered allmulticast mode
[  394.042906] sender: entered promiscuous mode
[  394.048040] br0: port 4(sender) entered blocking state
[  394.048072] br0: port 4(sender) entered forwarding state
[  394.048103] br0: port 3(c3) entered blocking state
[  394.048132] br0: port 3(c3) entered forwarding state
[  394.048167] br0: port 2(c2) entered blocking state
[  394.048199] br0: port 2(c2) entered forwarding state
[  394.048225] br0: port 1(c1) entered blocking state
[  394.048251] br0: port 1(c1) entered forwarding state
[  394.055459] Bridge firewalling registered
[  404.694893] br0: port 1(c1) entered disabled state
[  404.695138] c1 (unregistering): left allmulticast mode
[  404.695213] c1 (unregistering): left promiscuous mode
[  404.695280] br0: port 1(c1) entered disabled state
[  404.724930] br0: port 3(c3) entered disabled state
[  404.725137] br0: port 2(c2) entered disabled state
[  404.725301] c3 (unregistering): left allmulticast mode
[  404.725368] c3 (unregistering): left promiscuous mode
[  404.725434] br0: port 3(c3) entered disabled state
[  404.725663] c2 (unregistering): left allmulticast mode
[  404.725773] c2 (unregistering): left promiscuous mode
[  404.725889] br0: port 2(c2) entered disabled state
[  404.742885] sender: left allmulticast mode
[  404.742977] sender: left promiscuous mode
[  404.743049] br0: port 4(sender) entered disabled state