[  413.074338] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  413.089756] br0: port 1(c1) entered blocking state
[  413.089830] br0: port 1(c1) entered disabled state
[  413.089897] c1: entered allmulticast mode
[  413.089976] c1: entered promiscuous mode
[  413.104073] br0: port 2(c2) entered blocking state
[  413.104158] br0: port 2(c2) entered disabled state
[  413.104240] c2: entered allmulticast mode
[  413.104324] c2: entered promiscuous mode
[  413.118142] br0: port 3(c3) entered blocking state
[  413.118213] br0: port 3(c3) entered disabled state
[  413.118289] c3: entered allmulticast mode
[  413.118365] c3: entered promiscuous mode
[  413.132019] br0: port 4(sender) entered blocking state
[  413.132060] br0: port 4(sender) entered disabled state
[  413.132092] sender: entered allmulticast mode
[  413.132148] sender: entered promiscuous mode
[  413.137774] br0: port 4(sender) entered blocking state
[  413.137807] br0: port 4(sender) entered forwarding state
[  413.137844] br0: port 3(c3) entered blocking state
[  413.137874] br0: port 3(c3) entered forwarding state
[  413.137906] br0: port 2(c2) entered blocking state
[  413.137935] br0: port 2(c2) entered forwarding state
[  413.137966] br0: port 1(c1) entered blocking state
[  413.137997] br0: port 1(c1) entered forwarding state
[  413.144448] Bridge firewalling registered
[  423.777324] br0: port 1(c1) entered disabled state
[  423.777495] c1 (unregistering): left allmulticast mode
[  423.777527] c1 (unregistering): left promiscuous mode
[  423.777556] br0: port 1(c1) entered disabled state
[  423.805342] br0: port 3(c3) entered disabled state
[  423.805433] br0: port 2(c2) entered disabled state
[  423.805648] c3 (unregistering): left allmulticast mode
[  423.805687] c3 (unregistering): left promiscuous mode
[  423.805718] br0: port 3(c3) entered disabled state
[  423.806054] c2 (unregistering): left allmulticast mode
[  423.806093] c2 (unregistering): left promiscuous mode
[  423.806124] br0: port 2(c2) entered disabled state
[  423.838374] sender: left allmulticast mode
[  423.838445] sender: left promiscuous mode
[  423.838477] br0: port 4(sender) entered disabled state