[  407.355155] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  407.373911] br0: port 1(c1) entered blocking state
[  407.373946] br0: port 1(c1) entered disabled state
[  407.373982] c1: entered allmulticast mode
[  407.374028] c1: entered promiscuous mode
[  407.388866] br0: port 2(c2) entered blocking state
[  407.388906] br0: port 2(c2) entered disabled state
[  407.388945] c2: entered allmulticast mode
[  407.388992] c2: entered promiscuous mode
[  407.403161] br0: port 3(c3) entered blocking state
[  407.403197] br0: port 3(c3) entered disabled state
[  407.403228] c3: entered allmulticast mode
[  407.403277] c3: entered promiscuous mode
[  407.417477] br0: port 4(sender) entered blocking state
[  407.417547] br0: port 4(sender) entered disabled state
[  407.417635] sender: entered allmulticast mode
[  407.417725] sender: entered promiscuous mode
[  407.423165] br0: port 4(sender) entered blocking state
[  407.423200] br0: port 4(sender) entered forwarding state
[  407.423230] br0: port 3(c3) entered blocking state
[  407.423264] br0: port 3(c3) entered forwarding state
[  407.423291] br0: port 2(c2) entered blocking state
[  407.423323] br0: port 2(c2) entered forwarding state
[  407.423350] br0: port 1(c1) entered blocking state
[  407.423381] br0: port 1(c1) entered forwarding state
[  407.431008] Bridge firewalling registered
[  418.089732] br0: port 1(c1) entered disabled state
[  418.090146] c1 (unregistering): left allmulticast mode
[  418.090233] c1 (unregistering): left promiscuous mode
[  418.090265] br0: port 1(c1) entered disabled state
[  418.114653] br0: port 2(c2) entered disabled state
[  418.114833] c2 (unregistering): left allmulticast mode
[  418.114901] c2 (unregistering): left promiscuous mode
[  418.114929] br0: port 2(c2) entered disabled state
[  418.139744] br0: port 4(sender) entered disabled state
[  418.139812] br0: port 3(c3) entered disabled state
[  418.140042] sender (unregistering): left allmulticast mode
[  418.140112] sender (unregistering): left promiscuous mode
[  418.140141] br0: port 4(sender) entered disabled state
[  418.140735] c3 (unregistering): left allmulticast mode
[  418.140800] c3 (unregistering): left promiscuous mode
[  418.140824] br0: port 3(c3) entered disabled state