[  432.061864] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  432.077940] br0: port 1(c1) entered blocking state
[  432.077979] br0: port 1(c1) entered disabled state
[  432.078012] c1: entered allmulticast mode
[  432.078064] c1: entered promiscuous mode
[  432.092658] br0: port 2(c2) entered blocking state
[  432.092699] br0: port 2(c2) entered disabled state
[  432.092735] c2: entered allmulticast mode
[  432.092778] c2: entered promiscuous mode
[  432.107108] br0: port 3(c3) entered blocking state
[  432.107143] br0: port 3(c3) entered disabled state
[  432.107177] c3: entered allmulticast mode
[  432.107222] c3: entered promiscuous mode
[  432.121558] br0: port 4(sender) entered blocking state
[  432.121629] br0: port 4(sender) entered disabled state
[  432.121710] sender: entered allmulticast mode
[  432.121806] sender: entered promiscuous mode
[  432.127462] br0: port 4(sender) entered blocking state
[  432.127495] br0: port 4(sender) entered forwarding state
[  432.127529] br0: port 3(c3) entered blocking state
[  432.127564] br0: port 3(c3) entered forwarding state
[  432.127606] br0: port 2(c2) entered blocking state
[  432.127635] br0: port 2(c2) entered forwarding state
[  432.127670] br0: port 1(c1) entered blocking state
[  432.127705] br0: port 1(c1) entered forwarding state
[  432.134329] Bridge firewalling registered
[  442.788699] br0: port 1(c1) entered disabled state
[  442.788900] c1 (unregistering): left allmulticast mode
[  442.788934] c1 (unregistering): left promiscuous mode
[  442.788964] br0: port 1(c1) entered disabled state
[  442.823700] br0: port 3(c3) entered disabled state
[  442.823802] br0: port 2(c2) entered disabled state
[  442.823954] c3 (unregistering): left allmulticast mode
[  442.823990] c3 (unregistering): left promiscuous mode
[  442.824018] br0: port 3(c3) entered disabled state
[  442.824247] c2 (unregistering): left allmulticast mode
[  442.824280] c2 (unregistering): left promiscuous mode
[  442.824317] br0: port 2(c2) entered disabled state
[  442.856702] sender: left allmulticast mode
[  442.856736] sender: left promiscuous mode
[  442.856775] br0: port 4(sender) entered disabled state