[  439.418301] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  439.434188] br0: port 1(c1) entered blocking state
[  439.434224] br0: port 1(c1) entered disabled state
[  439.434265] c1: entered allmulticast mode
[  439.434312] c1: entered promiscuous mode
[  439.450361] br0: port 2(c2) entered blocking state
[  439.450402] br0: port 2(c2) entered disabled state
[  439.450440] c2: entered allmulticast mode
[  439.450489] c2: entered promiscuous mode
[  439.466674] br0: port 3(c3) entered blocking state
[  439.466714] br0: port 3(c3) entered disabled state
[  439.466752] c3: entered allmulticast mode
[  439.466813] c3: entered promiscuous mode
[  439.482669] br0: port 4(sender) entered blocking state
[  439.482703] br0: port 4(sender) entered disabled state
[  439.482738] sender: entered allmulticast mode
[  439.482791] sender: entered promiscuous mode
[  439.488858] br0: port 4(sender) entered blocking state
[  439.488893] br0: port 4(sender) entered forwarding state
[  439.488932] br0: port 3(c3) entered blocking state
[  439.488967] br0: port 3(c3) entered forwarding state
[  439.489000] br0: port 2(c2) entered blocking state
[  439.489029] br0: port 2(c2) entered forwarding state
[  439.489059] br0: port 1(c1) entered blocking state
[  439.489092] br0: port 1(c1) entered forwarding state
[  439.496131] Bridge firewalling registered
[  450.174566] br0: port 1(c1) entered disabled state
[  450.174856] c1 (unregistering): left allmulticast mode
[  450.174900] c1 (unregistering): left promiscuous mode
[  450.174932] br0: port 1(c1) entered disabled state
[  450.195175] br0: port 2(c2) entered disabled state
[  450.195403] c2 (unregistering): left allmulticast mode
[  450.195445] c2 (unregistering): left promiscuous mode
[  450.195480] br0: port 2(c2) entered disabled state
[  450.215078] br0: port 4(sender) entered disabled state
[  450.215250] br0: port 3(c3) entered disabled state
[  450.215407] sender (unregistering): left allmulticast mode
[  450.215441] sender (unregistering): left promiscuous mode
[  450.215471] br0: port 4(sender) entered disabled state
[  450.215758] c3 (unregistering): left allmulticast mode
[  450.215798] c3 (unregistering): left promiscuous mode
[  450.215827] br0: port 3(c3) entered disabled state