[  403.087968] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  403.102578] br0: port 1(c1) entered blocking state
[  403.102619] br0: port 1(c1) entered disabled state
[  403.102651] c1: entered allmulticast mode
[  403.102692] c1: entered promiscuous mode
[  403.115313] br0: port 2(c2) entered blocking state
[  403.115358] br0: port 2(c2) entered disabled state
[  403.115389] c2: entered allmulticast mode
[  403.115427] c2: entered promiscuous mode
[  403.128081] br0: port 3(c3) entered blocking state
[  403.128120] br0: port 3(c3) entered disabled state
[  403.128155] c3: entered allmulticast mode
[  403.128194] c3: entered promiscuous mode
[  403.140726] br0: port 4(sender) entered blocking state
[  403.140766] br0: port 4(sender) entered disabled state
[  403.140799] sender: entered allmulticast mode
[  403.140848] sender: entered promiscuous mode
[  403.145688] br0: port 4(sender) entered blocking state
[  403.145729] br0: port 4(sender) entered forwarding state
[  403.145760] br0: port 3(c3) entered blocking state
[  403.145791] br0: port 3(c3) entered forwarding state
[  403.145823] br0: port 2(c2) entered blocking state
[  403.145851] br0: port 2(c2) entered forwarding state
[  403.145882] br0: port 1(c1) entered blocking state
[  403.145912] br0: port 1(c1) entered forwarding state
[  403.152837] Bridge firewalling registered
[  413.832403] br0: port 1(c1) entered disabled state
[  413.832567] c1 (unregistering): left allmulticast mode
[  413.832605] c1 (unregistering): left promiscuous mode
[  413.832636] br0: port 1(c1) entered disabled state
[  413.848531] br0: port 2(c2) entered disabled state
[  413.848678] c2 (unregistering): left allmulticast mode
[  413.848718] c2 (unregistering): left promiscuous mode
[  413.848749] br0: port 2(c2) entered disabled state
[  413.863381] br0: port 3(c3) entered disabled state
[  413.863520] c3 (unregistering): left allmulticast mode
[  413.863564] c3 (unregistering): left promiscuous mode
[  413.863597] br0: port 3(c3) entered disabled state
[  413.879377] sender: left allmulticast mode
[  413.879421] sender: left promiscuous mode
[  413.879455] br0: port 4(sender) entered disabled state