[  392.698252] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  392.711927] br0: port 1(c1) entered blocking state
[  392.711996] br0: port 1(c1) entered disabled state
[  392.712060] c1: entered allmulticast mode
[  392.712148] c1: entered promiscuous mode
[  392.724997] br0: port 2(c2) entered blocking state
[  392.725061] br0: port 2(c2) entered disabled state
[  392.725138] c2: entered allmulticast mode
[  392.725217] c2: entered promiscuous mode
[  392.737599] br0: port 3(c3) entered blocking state
[  392.737662] br0: port 3(c3) entered disabled state
[  392.737726] c3: entered allmulticast mode
[  392.737805] c3: entered promiscuous mode
[  392.750037] br0: port 4(sender) entered blocking state
[  392.750098] br0: port 4(sender) entered disabled state
[  392.750176] sender: entered allmulticast mode
[  392.750258] sender: entered promiscuous mode
[  392.755064] br0: port 4(sender) entered blocking state
[  392.755125] br0: port 4(sender) entered forwarding state
[  392.755200] br0: port 3(c3) entered blocking state
[  392.755264] br0: port 3(c3) entered forwarding state
[  392.755331] br0: port 2(c2) entered blocking state
[  392.755395] br0: port 2(c2) entered forwarding state
[  392.755461] br0: port 1(c1) entered blocking state
[  392.755526] br0: port 1(c1) entered forwarding state
[  392.762193] Bridge firewalling registered
[  403.437044] br0: port 1(c1) entered disabled state
[  403.437264] c1 (unregistering): left allmulticast mode
[  403.437329] c1 (unregistering): left promiscuous mode
[  403.437401] br0: port 1(c1) entered disabled state
[  403.467982] br0: port 3(c3) entered disabled state
[  403.468096] br0: port 2(c2) entered disabled state
[  403.468282] c3 (unregistering): left allmulticast mode
[  403.468354] c3 (unregistering): left promiscuous mode
[  403.468416] br0: port 3(c3) entered disabled state
[  403.468620] c2 (unregistering): left allmulticast mode
[  403.468687] c2 (unregistering): left promiscuous mode
[  403.468770] br0: port 2(c2) entered disabled state
[  403.489981] sender: left allmulticast mode
[  403.490040] sender: left promiscuous mode
[  403.490117] br0: port 4(sender) entered disabled state