[  424.716079] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  424.729493] br0: port 1(c1) entered blocking state
[  424.729532] br0: port 1(c1) entered disabled state
[  424.729564] c1: entered allmulticast mode
[  424.729613] c1: entered promiscuous mode
[  424.743385] br0: port 2(c2) entered blocking state
[  424.743455] br0: port 2(c2) entered disabled state
[  424.743521] c2: entered allmulticast mode
[  424.743601] c2: entered promiscuous mode
[  424.756341] br0: port 3(c3) entered blocking state
[  424.756408] br0: port 3(c3) entered disabled state
[  424.756476] c3: entered allmulticast mode
[  424.756556] c3: entered promiscuous mode
[  424.769266] br0: port 4(sender) entered blocking state
[  424.769311] br0: port 4(sender) entered disabled state
[  424.769350] sender: entered allmulticast mode
[  424.769402] sender: entered promiscuous mode
[  424.774323] br0: port 4(sender) entered blocking state
[  424.774391] br0: port 4(sender) entered forwarding state
[  424.774458] br0: port 3(c3) entered blocking state
[  424.774520] br0: port 3(c3) entered forwarding state
[  424.774585] br0: port 2(c2) entered blocking state
[  424.774647] br0: port 2(c2) entered forwarding state
[  424.774720] br0: port 1(c1) entered blocking state
[  424.774783] br0: port 1(c1) entered forwarding state
[  424.781970] Bridge firewalling registered
[  435.412809] br0: port 1(c1) entered disabled state
[  435.413016] c1 (unregistering): left allmulticast mode
[  435.413055] c1 (unregistering): left promiscuous mode
[  435.413088] br0: port 1(c1) entered disabled state
[  435.439774] br0: port 3(c3) entered disabled state
[  435.439860] br0: port 2(c2) entered disabled state
[  435.440022] c3 (unregistering): left allmulticast mode
[  435.440064] c3 (unregistering): left promiscuous mode
[  435.440095] br0: port 3(c3) entered disabled state
[  435.440346] c2 (unregistering): left allmulticast mode
[  435.440386] c2 (unregistering): left promiscuous mode
[  435.440419] br0: port 2(c2) entered disabled state
[  435.461785] br0: port 4(sender) entered disabled state
[  435.461907] sender (unregistering): left allmulticast mode
[  435.461939] sender (unregistering): left promiscuous mode
[  435.461964] br0: port 4(sender) entered disabled state