[  413.906659] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  413.921017] br0: port 1(c1) entered blocking state
[  413.921092] br0: port 1(c1) entered disabled state
[  413.921155] c1: entered allmulticast mode
[  413.921242] c1: entered promiscuous mode
[  413.934039] br0: port 2(c2) entered blocking state
[  413.934078] br0: port 2(c2) entered disabled state
[  413.934107] c2: entered allmulticast mode
[  413.934153] c2: entered promiscuous mode
[  413.947066] br0: port 3(c3) entered blocking state
[  413.947131] br0: port 3(c3) entered disabled state
[  413.947200] c3: entered allmulticast mode
[  413.947276] c3: entered promiscuous mode
[  413.960647] br0: port 4(sender) entered blocking state
[  413.960709] br0: port 4(sender) entered disabled state
[  413.960771] sender: entered allmulticast mode
[  413.960852] sender: entered promiscuous mode
[  413.965840] br0: port 4(sender) entered blocking state
[  413.965873] br0: port 4(sender) entered forwarding state
[  413.965904] br0: port 3(c3) entered blocking state
[  413.965950] br0: port 3(c3) entered forwarding state
[  413.965975] br0: port 2(c2) entered blocking state
[  413.966004] br0: port 2(c2) entered forwarding state
[  413.966028] br0: port 1(c1) entered blocking state
[  413.966058] br0: port 1(c1) entered forwarding state
[  413.973972] Bridge firewalling registered
[  424.617329] br0: port 1(c1) entered disabled state
[  424.617537] c1 (unregistering): left allmulticast mode
[  424.617574] c1 (unregistering): left promiscuous mode
[  424.617601] br0: port 1(c1) entered disabled state
[  424.641287] br0: port 2(c2) entered disabled state
[  424.641473] c2 (unregistering): left allmulticast mode
[  424.641539] c2 (unregistering): left promiscuous mode
[  424.641570] br0: port 2(c2) entered disabled state
[  424.660277] sender: left allmulticast mode
[  424.660315] sender: left promiscuous mode
[  424.660345] br0: port 4(sender) entered disabled state
[  424.660473] c3: left allmulticast mode
[  424.660502] c3: left promiscuous mode
[  424.660530] br0: port 3(c3) entered disabled state