[  452.570974] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  452.587001] br0: port 1(c1) entered blocking state
[  452.587042] br0: port 1(c1) entered disabled state
[  452.587082] c1: entered allmulticast mode
[  452.587138] c1: entered promiscuous mode
[  452.601573] br0: port 2(c2) entered blocking state
[  452.601648] br0: port 2(c2) entered disabled state
[  452.601720] c2: entered allmulticast mode
[  452.601803] c2: entered promiscuous mode
[  452.616290] br0: port 3(c3) entered blocking state
[  452.616327] br0: port 3(c3) entered disabled state
[  452.616361] c3: entered allmulticast mode
[  452.616410] c3: entered promiscuous mode
[  452.630828] br0: port 4(sender) entered blocking state
[  452.630897] br0: port 4(sender) entered disabled state
[  452.630968] sender: entered allmulticast mode
[  452.631057] sender: entered promiscuous mode
[  452.636751] br0: port 4(sender) entered blocking state
[  452.636785] br0: port 4(sender) entered forwarding state
[  452.636819] br0: port 3(c3) entered blocking state
[  452.636853] br0: port 3(c3) entered forwarding state
[  452.636883] br0: port 2(c2) entered blocking state
[  452.636910] br0: port 2(c2) entered forwarding state
[  452.636942] br0: port 1(c1) entered blocking state
[  452.636972] br0: port 1(c1) entered forwarding state
[  452.643702] Bridge firewalling registered
[  463.304489] br0: port 1(c1) entered disabled state
[  463.304746] c1 (unregistering): left allmulticast mode
[  463.304785] c1 (unregistering): left promiscuous mode
[  463.304819] br0: port 1(c1) entered disabled state
[  463.325327] br0: port 2(c2) entered disabled state
[  463.325525] c2 (unregistering): left allmulticast mode
[  463.325564] c2 (unregistering): left promiscuous mode
[  463.325595] br0: port 2(c2) entered disabled state
[  463.341339] br0: port 3(c3) entered disabled state
[  463.341516] c3 (unregistering): left allmulticast mode
[  463.341555] c3 (unregistering): left promiscuous mode
[  463.341591] br0: port 3(c3) entered disabled state
[  463.356238] sender: left allmulticast mode
[  463.356308] sender: left promiscuous mode
[  463.356351] br0: port 4(sender) entered disabled state