[  392.708472] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  392.722759] br0: port 1(c1) entered blocking state
[  392.722811] br0: port 1(c1) entered disabled state
[  392.722860] c1: entered allmulticast mode
[  392.722917] c1: entered promiscuous mode
[  392.736891] br0: port 2(c2) entered blocking state
[  392.736932] br0: port 2(c2) entered disabled state
[  392.736964] c2: entered allmulticast mode
[  392.737003] c2: entered promiscuous mode
[  392.750643] br0: port 3(c3) entered blocking state
[  392.750686] br0: port 3(c3) entered disabled state
[  392.750725] c3: entered allmulticast mode
[  392.750767] c3: entered promiscuous mode
[  392.764798] br0: port 4(sender) entered blocking state
[  392.764844] br0: port 4(sender) entered disabled state
[  392.764878] sender: entered allmulticast mode
[  392.764934] sender: entered promiscuous mode
[  392.770157] br0: port 4(sender) entered blocking state
[  392.770221] br0: port 4(sender) entered forwarding state
[  392.770291] br0: port 3(c3) entered blocking state
[  392.770358] br0: port 3(c3) entered forwarding state
[  392.770423] br0: port 2(c2) entered blocking state
[  392.770488] br0: port 2(c2) entered forwarding state
[  392.770556] br0: port 1(c1) entered blocking state
[  392.770622] br0: port 1(c1) entered forwarding state
[  392.778126] Bridge firewalling registered
[  403.459821] br0: port 1(c1) entered disabled state
[  403.460041] c1 (unregistering): left allmulticast mode
[  403.460109] c1 (unregistering): left promiscuous mode
[  403.460182] br0: port 1(c1) entered disabled state
[  403.482781] br0: port 2(c2) entered disabled state
[  403.482973] c2 (unregistering): left allmulticast mode
[  403.483052] c2 (unregistering): left promiscuous mode
[  403.483120] br0: port 2(c2) entered disabled state
[  403.503807] br0: port 4(sender) entered disabled state
[  403.503956] br0: port 3(c3) entered disabled state
[  403.504193] sender (unregistering): left allmulticast mode
[  403.504288] sender (unregistering): left promiscuous mode
[  403.504352] br0: port 4(sender) entered disabled state
[  403.504577] c3 (unregistering): left allmulticast mode
[  403.504640] c3 (unregistering): left promiscuous mode
[  403.504706] br0: port 3(c3) entered disabled state