[  391.713848] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  391.729649] br0: port 1(c1) entered blocking state
[  391.729699] br0: port 1(c1) entered disabled state
[  391.729740] c1: entered allmulticast mode
[  391.729802] c1: entered promiscuous mode
[  391.744076] br0: port 2(c2) entered blocking state
[  391.744121] br0: port 2(c2) entered disabled state
[  391.744161] c2: entered allmulticast mode
[  391.744211] c2: entered promiscuous mode
[  391.758044] br0: port 3(c3) entered blocking state
[  391.758082] br0: port 3(c3) entered disabled state
[  391.758116] c3: entered allmulticast mode
[  391.758162] c3: entered promiscuous mode
[  391.771971] br0: port 4(sender) entered blocking state
[  391.772036] br0: port 4(sender) entered disabled state
[  391.772106] sender: entered allmulticast mode
[  391.772194] sender: entered promiscuous mode
[  391.777630] br0: port 4(sender) entered blocking state
[  391.777718] br0: port 4(sender) entered forwarding state
[  391.777792] br0: port 3(c3) entered blocking state
[  391.777873] br0: port 3(c3) entered forwarding state
[  391.777944] br0: port 2(c2) entered blocking state
[  391.778010] br0: port 2(c2) entered forwarding state
[  391.778081] br0: port 1(c1) entered blocking state
[  391.778147] br0: port 1(c1) entered forwarding state
[  391.785748] Bridge firewalling registered
[  402.470829] br0: port 1(c1) entered disabled state
[  402.471089] c1 (unregistering): left allmulticast mode
[  402.471161] c1 (unregistering): left promiscuous mode
[  402.471190] br0: port 1(c1) entered disabled state
[  402.497805] br0: port 2(c2) entered disabled state
[  402.498049] c2 (unregistering): left allmulticast mode
[  402.498092] c2 (unregistering): left promiscuous mode
[  402.498122] br0: port 2(c2) entered disabled state
[  402.521811] br0: port 4(sender) entered disabled state
[  402.521923] br0: port 3(c3) entered disabled state
[  402.522090] sender (unregistering): left allmulticast mode
[  402.522123] sender (unregistering): left promiscuous mode
[  402.522158] br0: port 4(sender) entered disabled state
[  402.522396] c3 (unregistering): left allmulticast mode
[  402.522437] c3 (unregistering): left promiscuous mode
[  402.522467] br0: port 3(c3) entered disabled state