[  422.070733] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  422.083978] br0: port 1(c1) entered blocking state
[  422.084028] br0: port 1(c1) entered disabled state
[  422.084062] c1: entered allmulticast mode
[  422.084115] c1: entered promiscuous mode
[  422.097819] br0: port 2(c2) entered blocking state
[  422.097860] br0: port 2(c2) entered disabled state
[  422.097893] c2: entered allmulticast mode
[  422.097938] c2: entered promiscuous mode
[  422.110702] br0: port 3(c3) entered blocking state
[  422.110745] br0: port 3(c3) entered disabled state
[  422.110777] c3: entered allmulticast mode
[  422.110824] c3: entered promiscuous mode
[  422.123298] br0: port 4(sender) entered blocking state
[  422.123339] br0: port 4(sender) entered disabled state
[  422.123372] sender: entered allmulticast mode
[  422.123432] sender: entered promiscuous mode
[  422.128412] br0: port 4(sender) entered blocking state
[  422.128456] br0: port 4(sender) entered forwarding state
[  422.128497] br0: port 3(c3) entered blocking state
[  422.128536] br0: port 3(c3) entered forwarding state
[  422.128575] br0: port 2(c2) entered blocking state
[  422.128616] br0: port 2(c2) entered forwarding state
[  422.128651] br0: port 1(c1) entered blocking state
[  422.128688] br0: port 1(c1) entered forwarding state
[  422.135829] Bridge firewalling registered
[  432.763883] br0: port 1(c1) entered disabled state
[  432.764059] c1 (unregistering): left allmulticast mode
[  432.764098] c1 (unregistering): left promiscuous mode
[  432.764138] br0: port 1(c1) entered disabled state
[  432.786869] br0: port 2(c2) entered disabled state
[  432.787047] c2 (unregistering): left allmulticast mode
[  432.787085] c2 (unregistering): left promiscuous mode
[  432.787119] br0: port 2(c2) entered disabled state
[  432.808869] br0: port 4(sender) entered disabled state
[  432.808949] br0: port 3(c3) entered disabled state
[  432.809064] sender (unregistering): left allmulticast mode
[  432.809097] sender (unregistering): left promiscuous mode
[  432.809146] br0: port 4(sender) entered disabled state
[  432.809451] c3 (unregistering): left allmulticast mode
[  432.809486] c3 (unregistering): left promiscuous mode
[  432.809512] br0: port 3(c3) entered disabled state