[  413.103752] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  413.118034] br0: port 1(c1) entered blocking state
[  413.118070] br0: port 1(c1) entered disabled state
[  413.118103] c1: entered allmulticast mode
[  413.118145] c1: entered promiscuous mode
[  413.131714] br0: port 2(c2) entered blocking state
[  413.131748] br0: port 2(c2) entered disabled state
[  413.131781] c2: entered allmulticast mode
[  413.131820] c2: entered promiscuous mode
[  413.145386] br0: port 3(c3) entered blocking state
[  413.145424] br0: port 3(c3) entered disabled state
[  413.145457] c3: entered allmulticast mode
[  413.145499] c3: entered promiscuous mode
[  413.159046] br0: port 4(sender) entered blocking state
[  413.159079] br0: port 4(sender) entered disabled state
[  413.159108] sender: entered allmulticast mode
[  413.159155] sender: entered promiscuous mode
[  413.164415] br0: port 4(sender) entered blocking state
[  413.164448] br0: port 4(sender) entered forwarding state
[  413.164479] br0: port 3(c3) entered blocking state
[  413.164511] br0: port 3(c3) entered forwarding state
[  413.164543] br0: port 2(c2) entered blocking state
[  413.164575] br0: port 2(c2) entered forwarding state
[  413.164603] br0: port 1(c1) entered blocking state
[  413.164636] br0: port 1(c1) entered forwarding state
[  413.170797] Bridge firewalling registered
[  423.783316] br0: port 1(c1) entered disabled state
[  423.783490] c1 (unregistering): left allmulticast mode
[  423.783527] c1 (unregistering): left promiscuous mode
[  423.783562] br0: port 1(c1) entered disabled state
[  423.814349] br0: port 3(c3) entered disabled state
[  423.814435] br0: port 2(c2) entered disabled state
[  423.814620] c3 (unregistering): left allmulticast mode
[  423.814659] c3 (unregistering): left promiscuous mode
[  423.814690] br0: port 3(c3) entered disabled state
[  423.814961] c2 (unregistering): left allmulticast mode
[  423.815001] c2 (unregistering): left promiscuous mode
[  423.815032] br0: port 2(c2) entered disabled state
[  423.844333] sender: left allmulticast mode
[  423.844422] sender: left promiscuous mode
[  423.844457] br0: port 4(sender) entered disabled state