[  453.047364] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  453.062958] br0: port 1(c1) entered blocking state
[  453.063003] br0: port 1(c1) entered disabled state
[  453.063042] c1: entered allmulticast mode
[  453.063092] c1: entered promiscuous mode
[  453.077682] br0: port 2(c2) entered blocking state
[  453.077713] br0: port 2(c2) entered disabled state
[  453.077747] c2: entered allmulticast mode
[  453.077788] c2: entered promiscuous mode
[  453.092370] br0: port 3(c3) entered blocking state
[  453.092442] br0: port 3(c3) entered disabled state
[  453.092512] c3: entered allmulticast mode
[  453.092588] c3: entered promiscuous mode
[  453.107179] br0: port 4(sender) entered blocking state
[  453.107243] br0: port 4(sender) entered disabled state
[  453.107310] sender: entered allmulticast mode
[  453.107403] sender: entered promiscuous mode
[  453.113181] br0: port 4(sender) entered blocking state
[  453.113247] br0: port 4(sender) entered forwarding state
[  453.113318] br0: port 3(c3) entered blocking state
[  453.113394] br0: port 3(c3) entered forwarding state
[  453.113466] br0: port 2(c2) entered blocking state
[  453.113532] br0: port 2(c2) entered forwarding state
[  453.113604] br0: port 1(c1) entered blocking state
[  453.113672] br0: port 1(c1) entered forwarding state
[  453.120411] Bridge firewalling registered
[  463.759624] br0: port 1(c1) entered disabled state
[  463.759891] c1 (unregistering): left allmulticast mode
[  463.759965] c1 (unregistering): left promiscuous mode
[  463.760076] br0: port 1(c1) entered disabled state
[  463.776156] br0: port 2(c2) entered disabled state
[  463.776392] c2 (unregistering): left allmulticast mode
[  463.776510] c2 (unregistering): left promiscuous mode
[  463.776603] br0: port 2(c2) entered disabled state
[  463.790118] br0: port 3(c3) entered disabled state
[  463.790344] c3 (unregistering): left allmulticast mode
[  463.790410] c3 (unregistering): left promiscuous mode
[  463.790480] br0: port 3(c3) entered disabled state
[  463.802098] br0: port 4(sender) entered disabled state
[  463.802327] sender (unregistering): left allmulticast mode
[  463.802421] sender (unregistering): left promiscuous mode
[  463.802506] br0: port 4(sender) entered disabled state