[  421.919835] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  421.935222] br0: port 1(c1) entered blocking state
[  421.935295] br0: port 1(c1) entered disabled state
[  421.935371] c1: entered allmulticast mode
[  421.935469] c1: entered promiscuous mode
[  421.950308] br0: port 2(c2) entered blocking state
[  421.950342] br0: port 2(c2) entered disabled state
[  421.950379] c2: entered allmulticast mode
[  421.950421] c2: entered promiscuous mode
[  421.965230] br0: port 3(c3) entered blocking state
[  421.965298] br0: port 3(c3) entered disabled state
[  421.965366] c3: entered allmulticast mode
[  421.965447] c3: entered promiscuous mode
[  421.980184] br0: port 4(sender) entered blocking state
[  421.980259] br0: port 4(sender) entered disabled state
[  421.980328] sender: entered allmulticast mode
[  421.980414] sender: entered promiscuous mode
[  421.986064] br0: port 4(sender) entered blocking state
[  421.986131] br0: port 4(sender) entered forwarding state
[  421.986199] br0: port 3(c3) entered blocking state
[  421.986263] br0: port 3(c3) entered forwarding state
[  421.986330] br0: port 2(c2) entered blocking state
[  421.986394] br0: port 2(c2) entered forwarding state
[  421.986460] br0: port 1(c1) entered blocking state
[  421.986528] br0: port 1(c1) entered forwarding state
[  421.993187] Bridge firewalling registered
[  432.624208] br0: port 1(c1) entered disabled state
[  432.624440] c1 (unregistering): left allmulticast mode
[  432.624478] c1 (unregistering): left promiscuous mode
[  432.624510] br0: port 1(c1) entered disabled state
[  432.642250] br0: port 2(c2) entered disabled state
[  432.642492] c2 (unregistering): left allmulticast mode
[  432.642535] c2 (unregistering): left promiscuous mode
[  432.642564] br0: port 2(c2) entered disabled state
[  432.662216] br0: port 4(sender) entered disabled state
[  432.662343] br0: port 3(c3) entered disabled state
[  432.662518] sender (unregistering): left allmulticast mode
[  432.662557] sender (unregistering): left promiscuous mode
[  432.662588] br0: port 4(sender) entered disabled state
[  432.662828] c3 (unregistering): left allmulticast mode
[  432.662888] c3 (unregistering): left promiscuous mode
[  432.662929] br0: port 3(c3) entered disabled state