[  416.051010] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  416.064932] br0: port 1(c1) entered blocking state
[  416.065017] br0: port 1(c1) entered disabled state
[  416.065095] c1: entered allmulticast mode
[  416.065179] c1: entered promiscuous mode
[  416.078794] br0: port 2(c2) entered blocking state
[  416.078846] br0: port 2(c2) entered disabled state
[  416.078887] c2: entered allmulticast mode
[  416.078933] c2: entered promiscuous mode
[  416.092242] br0: port 3(c3) entered blocking state
[  416.092291] br0: port 3(c3) entered disabled state
[  416.092335] c3: entered allmulticast mode
[  416.092387] c3: entered promiscuous mode
[  416.105863] br0: port 4(sender) entered blocking state
[  416.105940] br0: port 4(sender) entered disabled state
[  416.106017] sender: entered allmulticast mode
[  416.106109] sender: entered promiscuous mode
[  416.111317] br0: port 4(sender) entered blocking state
[  416.111391] br0: port 4(sender) entered forwarding state
[  416.111467] br0: port 3(c3) entered blocking state
[  416.111536] br0: port 3(c3) entered forwarding state
[  416.111617] br0: port 2(c2) entered blocking state
[  416.111694] br0: port 2(c2) entered forwarding state
[  416.111766] br0: port 1(c1) entered blocking state
[  416.111836] br0: port 1(c1) entered forwarding state
[  416.119236] Bridge firewalling registered
[  426.745787] br0: port 1(c1) entered disabled state
[  426.746016] c1 (unregistering): left allmulticast mode
[  426.746064] c1 (unregistering): left promiscuous mode
[  426.746100] br0: port 1(c1) entered disabled state
[  426.765753] br0: port 2(c2) entered disabled state
[  426.765932] c2 (unregistering): left allmulticast mode
[  426.765980] c2 (unregistering): left promiscuous mode
[  426.766031] br0: port 2(c2) entered disabled state
[  426.785798] br0: port 4(sender) entered disabled state
[  426.785887] br0: port 3(c3) entered disabled state
[  426.786055] sender (unregistering): left allmulticast mode
[  426.786100] sender (unregistering): left promiscuous mode
[  426.786134] br0: port 4(sender) entered disabled state
[  426.786411] c3 (unregistering): left allmulticast mode
[  426.786456] c3 (unregistering): left promiscuous mode
[  426.786494] br0: port 3(c3) entered disabled state