[  392.801095] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  392.816059] br0: port 1(c1) entered blocking state
[  392.816128] br0: port 1(c1) entered disabled state
[  392.816206] c1: entered allmulticast mode
[  392.816290] c1: entered promiscuous mode
[  392.829946] br0: port 2(c2) entered blocking state
[  392.829986] br0: port 2(c2) entered disabled state
[  392.830019] c2: entered allmulticast mode
[  392.830066] c2: entered promiscuous mode
[  392.844045] br0: port 3(c3) entered blocking state
[  392.844085] br0: port 3(c3) entered disabled state
[  392.844122] c3: entered allmulticast mode
[  392.844169] c3: entered promiscuous mode
[  392.858128] br0: port 4(sender) entered blocking state
[  392.858215] br0: port 4(sender) entered disabled state
[  392.858287] sender: entered allmulticast mode
[  392.858375] sender: entered promiscuous mode
[  392.863870] br0: port 4(sender) entered blocking state
[  392.863943] br0: port 4(sender) entered forwarding state
[  392.864014] br0: port 3(c3) entered blocking state
[  392.864081] br0: port 3(c3) entered forwarding state
[  392.864149] br0: port 2(c2) entered blocking state
[  392.864219] br0: port 2(c2) entered forwarding state
[  392.864289] br0: port 1(c1) entered blocking state
[  392.864356] br0: port 1(c1) entered forwarding state
[  392.872059] Bridge firewalling registered
[  403.556054] br0: port 1(c1) entered disabled state
[  403.556393] c1 (unregistering): left allmulticast mode
[  403.556429] c1 (unregistering): left promiscuous mode
[  403.556469] br0: port 1(c1) entered disabled state
[  403.576763] br0: port 2(c2) entered disabled state
[  403.577118] c2 (unregistering): left allmulticast mode
[  403.577185] c2 (unregistering): left promiscuous mode
[  403.577220] br0: port 2(c2) entered disabled state
[  403.597747] br0: port 4(sender) entered disabled state
[  403.597833] br0: port 3(c3) entered disabled state
[  403.598057] sender (unregistering): left allmulticast mode
[  403.598165] sender (unregistering): left promiscuous mode
[  403.598215] br0: port 4(sender) entered disabled state
[  403.598773] c3 (unregistering): left allmulticast mode
[  403.598850] c3 (unregistering): left promiscuous mode
[  403.598901] br0: port 3(c3) entered disabled state