[  424.674539] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  424.690734] br0: port 1(c1) entered blocking state
[  424.690774] br0: port 1(c1) entered disabled state
[  424.690812] c1: entered allmulticast mode
[  424.690870] c1: entered promiscuous mode
[  424.705598] br0: port 2(c2) entered blocking state
[  424.705636] br0: port 2(c2) entered disabled state
[  424.705673] c2: entered allmulticast mode
[  424.705718] c2: entered promiscuous mode
[  424.720484] br0: port 3(c3) entered blocking state
[  424.720519] br0: port 3(c3) entered disabled state
[  424.720553] c3: entered allmulticast mode
[  424.720599] c3: entered promiscuous mode
[  424.735292] br0: port 4(sender) entered blocking state
[  424.735327] br0: port 4(sender) entered disabled state
[  424.735359] sender: entered allmulticast mode
[  424.735414] sender: entered promiscuous mode
[  424.741194] br0: port 4(sender) entered blocking state
[  424.741230] br0: port 4(sender) entered forwarding state
[  424.741260] br0: port 3(c3) entered blocking state
[  424.741290] br0: port 3(c3) entered forwarding state
[  424.741316] br0: port 2(c2) entered blocking state
[  424.741343] br0: port 2(c2) entered forwarding state
[  424.741381] br0: port 1(c1) entered blocking state
[  424.741415] br0: port 1(c1) entered forwarding state
[  424.748382] Bridge firewalling registered
[  435.411205] br0: port 1(c1) entered disabled state
[  435.411374] c1 (unregistering): left allmulticast mode
[  435.411407] c1 (unregistering): left promiscuous mode
[  435.411443] br0: port 1(c1) entered disabled state
[  435.439170] br0: port 3(c3) entered disabled state
[  435.439244] br0: port 2(c2) entered disabled state
[  435.439361] c3 (unregistering): left allmulticast mode
[  435.439393] c3 (unregistering): left promiscuous mode
[  435.439431] br0: port 3(c3) entered disabled state
[  435.439604] c2 (unregistering): left allmulticast mode
[  435.439637] c2 (unregistering): left promiscuous mode
[  435.439670] br0: port 2(c2) entered disabled state
[  435.459203] sender: left allmulticast mode
[  435.459235] sender: left promiscuous mode
[  435.459265] br0: port 4(sender) entered disabled state