[  427.087498] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  427.104995] br0: port 1(c1) entered blocking state
[  427.105070] br0: port 1(c1) entered disabled state
[  427.105144] c1: entered allmulticast mode
[  427.105225] c1: entered promiscuous mode
[  427.121976] br0: port 2(c2) entered blocking state
[  427.122016] br0: port 2(c2) entered disabled state
[  427.122053] c2: entered allmulticast mode
[  427.122111] c2: entered promiscuous mode
[  427.138261] br0: port 3(c3) entered blocking state
[  427.138299] br0: port 3(c3) entered disabled state
[  427.138338] c3: entered allmulticast mode
[  427.138394] c3: entered promiscuous mode
[  427.154425] br0: port 4(sender) entered blocking state
[  427.154489] br0: port 4(sender) entered disabled state
[  427.154559] sender: entered allmulticast mode
[  427.154648] sender: entered promiscuous mode
[  427.161079] br0: port 4(sender) entered blocking state
[  427.161147] br0: port 4(sender) entered forwarding state
[  427.161219] br0: port 3(c3) entered blocking state
[  427.161288] br0: port 3(c3) entered forwarding state
[  427.161356] br0: port 2(c2) entered blocking state
[  427.161424] br0: port 2(c2) entered forwarding state
[  427.161492] br0: port 1(c1) entered blocking state
[  427.161559] br0: port 1(c1) entered forwarding state
[  427.169063] Bridge firewalling registered
[  437.846169] br0: port 1(c1) entered disabled state
[  437.846618] c1 (unregistering): left allmulticast mode
[  437.846654] c1 (unregistering): left promiscuous mode
[  437.846687] br0: port 1(c1) entered disabled state
[  437.873931] br0: port 2(c2) entered disabled state
[  437.874097] c2 (unregistering): left allmulticast mode
[  437.874129] c2 (unregistering): left promiscuous mode
[  437.874159] br0: port 2(c2) entered disabled state
[  437.893079] br0: port 4(sender) entered disabled state
[  437.893187] br0: port 3(c3) entered disabled state
[  437.893568] sender (unregistering): left allmulticast mode
[  437.893600] sender (unregistering): left promiscuous mode
[  437.893632] br0: port 4(sender) entered disabled state
[  437.893927] c3 (unregistering): left allmulticast mode
[  437.893956] c3 (unregistering): left promiscuous mode
[  437.893990] br0: port 3(c3) entered disabled state