[  422.057491] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  422.072319] br0: port 1(c1) entered blocking state
[  422.072354] br0: port 1(c1) entered disabled state
[  422.072389] c1: entered allmulticast mode
[  422.072436] c1: entered promiscuous mode
[  422.086592] br0: port 2(c2) entered blocking state
[  422.086624] br0: port 2(c2) entered disabled state
[  422.086658] c2: entered allmulticast mode
[  422.086702] c2: entered promiscuous mode
[  422.100713] br0: port 3(c3) entered blocking state
[  422.100743] br0: port 3(c3) entered disabled state
[  422.100778] c3: entered allmulticast mode
[  422.100818] c3: entered promiscuous mode
[  422.114927] br0: port 4(sender) entered blocking state
[  422.114959] br0: port 4(sender) entered disabled state
[  422.114993] sender: entered allmulticast mode
[  422.115040] sender: entered promiscuous mode
[  422.120538] br0: port 4(sender) entered blocking state
[  422.120574] br0: port 4(sender) entered forwarding state
[  422.120610] br0: port 3(c3) entered blocking state
[  422.120641] br0: port 3(c3) entered forwarding state
[  422.120674] br0: port 2(c2) entered blocking state
[  422.120702] br0: port 2(c2) entered forwarding state
[  422.120730] br0: port 1(c1) entered blocking state
[  422.120757] br0: port 1(c1) entered forwarding state
[  422.127174] Bridge firewalling registered
[  432.752667] br0: port 1(c1) entered disabled state
[  432.752855] c1 (unregistering): left allmulticast mode
[  432.752887] c1 (unregistering): left promiscuous mode
[  432.752920] br0: port 1(c1) entered disabled state
[  432.783648] br0: port 3(c3) entered disabled state
[  432.783723] br0: port 2(c2) entered disabled state
[  432.783871] c3 (unregistering): left allmulticast mode
[  432.783906] c3 (unregistering): left promiscuous mode
[  432.783936] br0: port 3(c3) entered disabled state
[  432.784151] c2 (unregistering): left allmulticast mode
[  432.784178] c2 (unregistering): left promiscuous mode
[  432.784214] br0: port 2(c2) entered disabled state
[  432.814633] sender: left allmulticast mode
[  432.814663] sender: left promiscuous mode
[  432.814689] br0: port 4(sender) entered disabled state