[  378.738795] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  378.751883] br0: port 1(c1) entered blocking state
[  378.751979] br0: port 1(c1) entered disabled state
[  378.752085] c1: entered allmulticast mode
[  378.752171] c1: entered promiscuous mode
[  378.764692] br0: port 2(c2) entered blocking state
[  378.764776] br0: port 2(c2) entered disabled state
[  378.764848] c2: entered allmulticast mode
[  378.764987] c2: entered promiscuous mode
[  378.779395] br0: port 3(c3) entered blocking state
[  378.779473] br0: port 3(c3) entered disabled state
[  378.779542] c3: entered allmulticast mode
[  378.779620] c3: entered promiscuous mode
[  378.792086] br0: port 4(sender) entered blocking state
[  378.792137] br0: port 4(sender) entered disabled state
[  378.792173] sender: entered allmulticast mode
[  378.792227] sender: entered promiscuous mode
[  378.797223] br0: port 4(sender) entered blocking state
[  378.797315] br0: port 4(sender) entered forwarding state
[  378.797387] br0: port 3(c3) entered blocking state
[  378.797454] br0: port 3(c3) entered forwarding state
[  378.797524] br0: port 2(c2) entered blocking state
[  378.797610] br0: port 2(c2) entered forwarding state
[  378.797698] br0: port 1(c1) entered blocking state
[  378.797767] br0: port 1(c1) entered forwarding state
[  378.804980] Bridge firewalling registered
[  389.473082] br0: port 1(c1) entered disabled state
[  389.473263] c1 (unregistering): left allmulticast mode
[  389.473300] c1 (unregistering): left promiscuous mode
[  389.473333] br0: port 1(c1) entered disabled state
[  389.502049] br0: port 3(c3) entered disabled state
[  389.502142] br0: port 2(c2) entered disabled state
[  389.502273] c3 (unregistering): left allmulticast mode
[  389.502320] c3 (unregistering): left promiscuous mode
[  389.502380] br0: port 3(c3) entered disabled state
[  389.502565] c2 (unregistering): left allmulticast mode
[  389.502634] c2 (unregistering): left promiscuous mode
[  389.502668] br0: port 2(c2) entered disabled state
[  389.519151] sender: left allmulticast mode
[  389.519185] sender: left promiscuous mode
[  389.519223] br0: port 4(sender) entered disabled state