[  413.252372] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  413.267141] br0: port 1(c1) entered blocking state
[  413.267210] br0: port 1(c1) entered disabled state
[  413.267277] c1: entered allmulticast mode
[  413.267358] c1: entered promiscuous mode
[  413.281395] br0: port 2(c2) entered blocking state
[  413.281428] br0: port 2(c2) entered disabled state
[  413.281464] c2: entered allmulticast mode
[  413.281505] c2: entered promiscuous mode
[  413.295939] br0: port 3(c3) entered blocking state
[  413.295974] br0: port 3(c3) entered disabled state
[  413.296015] c3: entered allmulticast mode
[  413.296058] c3: entered promiscuous mode
[  413.310079] br0: port 4(sender) entered blocking state
[  413.310144] br0: port 4(sender) entered disabled state
[  413.310212] sender: entered allmulticast mode
[  413.310296] sender: entered promiscuous mode
[  413.315926] br0: port 4(sender) entered blocking state
[  413.315963] br0: port 4(sender) entered forwarding state
[  413.315994] br0: port 3(c3) entered blocking state
[  413.316028] br0: port 3(c3) entered forwarding state
[  413.316065] br0: port 2(c2) entered blocking state
[  413.316095] br0: port 2(c2) entered forwarding state
[  413.316126] br0: port 1(c1) entered blocking state
[  413.316156] br0: port 1(c1) entered forwarding state
[  413.322559] Bridge firewalling registered
[  423.986035] br0: port 1(c1) entered disabled state
[  423.986275] c1 (unregistering): left allmulticast mode
[  423.986346] c1 (unregistering): left promiscuous mode
[  423.986411] br0: port 1(c1) entered disabled state
[  424.022028] br0: port 4(sender) entered disabled state
[  424.022154] br0: port 3(c3) entered disabled state
[  424.022264] br0: port 2(c2) entered disabled state
[  424.022451] sender (unregistering): left allmulticast mode
[  424.022517] sender (unregistering): left promiscuous mode
[  424.022608] br0: port 4(sender) entered disabled state
[  424.022881] c3 (unregistering): left allmulticast mode
[  424.022955] c3 (unregistering): left promiscuous mode
[  424.023047] br0: port 3(c3) entered disabled state
[  424.023319] c2 (unregistering): left allmulticast mode
[  424.023390] c2 (unregistering): left promiscuous mode
[  424.023449] br0: port 2(c2) entered disabled state