[  394.027498] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  394.040664] br0: port 1(c1) entered blocking state
[  394.040715] br0: port 1(c1) entered disabled state
[  394.040748] c1: entered allmulticast mode
[  394.040792] c1: entered promiscuous mode
[  394.054397] br0: port 2(c2) entered blocking state
[  394.054434] br0: port 2(c2) entered disabled state
[  394.054467] c2: entered allmulticast mode
[  394.054511] c2: entered promiscuous mode
[  394.066904] br0: port 3(c3) entered blocking state
[  394.066969] br0: port 3(c3) entered disabled state
[  394.067033] c3: entered allmulticast mode
[  394.067109] c3: entered promiscuous mode
[  394.079463] br0: port 4(sender) entered blocking state
[  394.079506] br0: port 4(sender) entered disabled state
[  394.079536] sender: entered allmulticast mode
[  394.079584] sender: entered promiscuous mode
[  394.084325] br0: port 4(sender) entered blocking state
[  394.084360] br0: port 4(sender) entered forwarding state
[  394.084394] br0: port 3(c3) entered blocking state
[  394.084426] br0: port 3(c3) entered forwarding state
[  394.084451] br0: port 2(c2) entered blocking state
[  394.084478] br0: port 2(c2) entered forwarding state
[  394.084510] br0: port 1(c1) entered blocking state
[  394.084539] br0: port 1(c1) entered forwarding state
[  394.091991] Bridge firewalling registered
[  404.774252] br0: port 1(c1) entered disabled state
[  404.774452] c1 (unregistering): left allmulticast mode
[  404.774497] c1 (unregistering): left promiscuous mode
[  404.774531] br0: port 1(c1) entered disabled state
[  404.805290] br0: port 3(c3) entered disabled state
[  404.805377] br0: port 2(c2) entered disabled state
[  404.805546] c3 (unregistering): left allmulticast mode
[  404.805595] c3 (unregistering): left promiscuous mode
[  404.805634] br0: port 3(c3) entered disabled state
[  404.805858] c2 (unregistering): left allmulticast mode
[  404.805901] c2 (unregistering): left promiscuous mode
[  404.805938] br0: port 2(c2) entered disabled state
[  404.822220] sender: left allmulticast mode
[  404.822295] sender: left promiscuous mode
[  404.822335] br0: port 4(sender) entered disabled state