[  396.251589] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  396.265352] br0: port 1(c1) entered blocking state
[  396.265388] br0: port 1(c1) entered disabled state
[  396.265422] c1: entered allmulticast mode
[  396.265472] c1: entered promiscuous mode
[  396.278197] br0: port 2(c2) entered blocking state
[  396.278233] br0: port 2(c2) entered disabled state
[  396.278266] c2: entered allmulticast mode
[  396.278305] c2: entered promiscuous mode
[  396.290919] br0: port 3(c3) entered blocking state
[  396.290982] br0: port 3(c3) entered disabled state
[  396.291046] c3: entered allmulticast mode
[  396.291121] c3: entered promiscuous mode
[  396.303659] br0: port 4(sender) entered blocking state
[  396.303694] br0: port 4(sender) entered disabled state
[  396.303737] sender: entered allmulticast mode
[  396.303785] sender: entered promiscuous mode
[  396.308672] br0: port 4(sender) entered blocking state
[  396.308706] br0: port 4(sender) entered forwarding state
[  396.308740] br0: port 3(c3) entered blocking state
[  396.308778] br0: port 3(c3) entered forwarding state
[  396.308803] br0: port 2(c2) entered blocking state
[  396.308835] br0: port 2(c2) entered forwarding state
[  396.308868] br0: port 1(c1) entered blocking state
[  396.308899] br0: port 1(c1) entered forwarding state
[  396.315683] Bridge firewalling registered
[  406.965891] br0: port 1(c1) entered disabled state
[  406.966162] c1 (unregistering): left allmulticast mode
[  406.966219] c1 (unregistering): left promiscuous mode
[  406.966275] br0: port 1(c1) entered disabled state
[  406.985801] br0: port 2(c2) entered disabled state
[  406.985988] c2 (unregistering): left allmulticast mode
[  406.986032] c2 (unregistering): left promiscuous mode
[  406.986062] br0: port 2(c2) entered disabled state
[  407.018861] br0: port 4(sender) entered disabled state
[  407.019098] br0: port 3(c3) entered disabled state
[  407.019384] sender (unregistering): left allmulticast mode
[  407.019450] sender (unregistering): left promiscuous mode
[  407.019502] br0: port 4(sender) entered disabled state
[  407.019855] c3 (unregistering): left allmulticast mode
[  407.019894] c3 (unregistering): left promiscuous mode
[  407.019927] br0: port 3(c3) entered disabled state