[  403.508451] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  403.522607] br0: port 1(c1) entered blocking state
[  403.522647] br0: port 1(c1) entered disabled state
[  403.522681] c1: entered allmulticast mode
[  403.522729] c1: entered promiscuous mode
[  403.535502] br0: port 2(c2) entered blocking state
[  403.535542] br0: port 2(c2) entered disabled state
[  403.535573] c2: entered allmulticast mode
[  403.535612] c2: entered promiscuous mode
[  403.548320] br0: port 3(c3) entered blocking state
[  403.548385] br0: port 3(c3) entered disabled state
[  403.548448] c3: entered allmulticast mode
[  403.548523] c3: entered promiscuous mode
[  403.561136] br0: port 4(sender) entered blocking state
[  403.561171] br0: port 4(sender) entered disabled state
[  403.561207] sender: entered allmulticast mode
[  403.561254] sender: entered promiscuous mode
[  403.566113] br0: port 4(sender) entered blocking state
[  403.566176] br0: port 4(sender) entered forwarding state
[  403.566239] br0: port 3(c3) entered blocking state
[  403.566305] br0: port 3(c3) entered forwarding state
[  403.566374] br0: port 2(c2) entered blocking state
[  403.566438] br0: port 2(c2) entered forwarding state
[  403.566500] br0: port 1(c1) entered blocking state
[  403.566558] br0: port 1(c1) entered forwarding state
[  403.573592] Bridge firewalling registered
[  414.190061] br0: port 1(c1) entered disabled state
[  414.190282] c1 (unregistering): left allmulticast mode
[  414.190352] c1 (unregistering): left promiscuous mode
[  414.190421] br0: port 1(c1) entered disabled state
[  414.214051] br0: port 2(c2) entered disabled state
[  414.214267] c2 (unregistering): left allmulticast mode
[  414.214340] c2 (unregistering): left promiscuous mode
[  414.214416] br0: port 2(c2) entered disabled state
[  414.238049] br0: port 4(sender) entered disabled state
[  414.238216] br0: port 3(c3) entered disabled state
[  414.238417] sender (unregistering): left allmulticast mode
[  414.238494] sender (unregistering): left promiscuous mode
[  414.238606] br0: port 4(sender) entered disabled state
[  414.238849] c3 (unregistering): left allmulticast mode
[  414.238951] c3 (unregistering): left promiscuous mode
[  414.239069] br0: port 3(c3) entered disabled state