[  472.121309] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  472.136261] br0: port 1(c1) entered blocking state
[  472.136297] br0: port 1(c1) entered disabled state
[  472.136332] c1: entered allmulticast mode
[  472.136380] c1: entered promiscuous mode
[  472.150891] br0: port 2(c2) entered blocking state
[  472.150971] br0: port 2(c2) entered disabled state
[  472.151041] c2: entered allmulticast mode
[  472.151127] c2: entered promiscuous mode
[  472.165349] br0: port 3(c3) entered blocking state
[  472.165380] br0: port 3(c3) entered disabled state
[  472.165411] c3: entered allmulticast mode
[  472.165452] c3: entered promiscuous mode
[  472.179599] br0: port 4(sender) entered blocking state
[  472.179665] br0: port 4(sender) entered disabled state
[  472.179735] sender: entered allmulticast mode
[  472.179822] sender: entered promiscuous mode
[  472.185453] br0: port 4(sender) entered blocking state
[  472.185525] br0: port 4(sender) entered forwarding state
[  472.185592] br0: port 3(c3) entered blocking state
[  472.185655] br0: port 3(c3) entered forwarding state
[  472.185720] br0: port 2(c2) entered blocking state
[  472.185783] br0: port 2(c2) entered forwarding state
[  472.185848] br0: port 1(c1) entered blocking state
[  472.185910] br0: port 1(c1) entered forwarding state
[  472.192456] Bridge firewalling registered
[  482.852733] br0: port 1(c1) entered disabled state
[  482.853054] c1 (unregistering): left allmulticast mode
[  482.853100] c1 (unregistering): left promiscuous mode
[  482.853136] br0: port 1(c1) entered disabled state
[  482.873108] br0: port 2(c2) entered disabled state
[  482.873342] c2 (unregistering): left allmulticast mode
[  482.873385] c2 (unregistering): left promiscuous mode
[  482.873417] br0: port 2(c2) entered disabled state
[  482.892129] br0: port 4(sender) entered disabled state
[  482.892213] br0: port 3(c3) entered disabled state
[  482.892419] sender (unregistering): left allmulticast mode
[  482.892456] sender (unregistering): left promiscuous mode
[  482.892485] br0: port 4(sender) entered disabled state
[  482.892753] c3 (unregistering): left allmulticast mode
[  482.892789] c3 (unregistering): left promiscuous mode
[  482.892823] br0: port 3(c3) entered disabled state