[  402.302990] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  402.318779] br0: port 1(c1) entered blocking state
[  402.318816] br0: port 1(c1) entered disabled state
[  402.318850] c1: entered allmulticast mode
[  402.318896] c1: entered promiscuous mode
[  402.331926] br0: port 2(c2) entered blocking state
[  402.331992] br0: port 2(c2) entered disabled state
[  402.332061] c2: entered allmulticast mode
[  402.332137] c2: entered promiscuous mode
[  402.345701] br0: port 3(c3) entered blocking state
[  402.345743] br0: port 3(c3) entered disabled state
[  402.345774] c3: entered allmulticast mode
[  402.345822] c3: entered promiscuous mode
[  402.359283] br0: port 4(sender) entered blocking state
[  402.359347] br0: port 4(sender) entered disabled state
[  402.359411] sender: entered allmulticast mode
[  402.359496] sender: entered promiscuous mode
[  402.364976] br0: port 4(sender) entered blocking state
[  402.365014] br0: port 4(sender) entered forwarding state
[  402.365043] br0: port 3(c3) entered blocking state
[  402.365074] br0: port 3(c3) entered forwarding state
[  402.365098] br0: port 2(c2) entered blocking state
[  402.365126] br0: port 2(c2) entered forwarding state
[  402.365164] br0: port 1(c1) entered blocking state
[  402.365195] br0: port 1(c1) entered forwarding state
[  402.372258] Bridge firewalling registered
[  412.991904] br0: port 1(c1) entered disabled state
[  412.992164] c1 (unregistering): left allmulticast mode
[  412.992199] c1 (unregistering): left promiscuous mode
[  412.992232] br0: port 1(c1) entered disabled state
[  413.010722] br0: port 2(c2) entered disabled state
[  413.010881] c2 (unregistering): left allmulticast mode
[  413.010916] c2 (unregistering): left promiscuous mode
[  413.010952] br0: port 2(c2) entered disabled state
[  413.037727] br0: port 4(sender) entered disabled state
[  413.037826] br0: port 3(c3) entered disabled state
[  413.037978] sender (unregistering): left allmulticast mode
[  413.038011] sender (unregistering): left promiscuous mode
[  413.038043] br0: port 4(sender) entered disabled state
[  413.038376] c3 (unregistering): left allmulticast mode
[  413.038411] c3 (unregistering): left promiscuous mode
[  413.038439] br0: port 3(c3) entered disabled state