[  407.434274] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  407.452084] br0: port 1(c1) entered blocking state
[  407.452120] br0: port 1(c1) entered disabled state
[  407.452150] c1: entered allmulticast mode
[  407.452197] c1: entered promiscuous mode
[  407.465581] br0: port 2(c2) entered blocking state
[  407.465617] br0: port 2(c2) entered disabled state
[  407.465649] c2: entered allmulticast mode
[  407.465695] c2: entered promiscuous mode
[  407.479237] br0: port 3(c3) entered blocking state
[  407.479272] br0: port 3(c3) entered disabled state
[  407.479303] c3: entered allmulticast mode
[  407.479342] c3: entered promiscuous mode
[  407.492890] br0: port 4(sender) entered blocking state
[  407.492934] br0: port 4(sender) entered disabled state
[  407.492965] sender: entered allmulticast mode
[  407.493013] sender: entered promiscuous mode
[  407.498222] br0: port 4(sender) entered blocking state
[  407.498261] br0: port 4(sender) entered forwarding state
[  407.498291] br0: port 3(c3) entered blocking state
[  407.498322] br0: port 3(c3) entered forwarding state
[  407.498352] br0: port 2(c2) entered blocking state
[  407.498377] br0: port 2(c2) entered forwarding state
[  407.498413] br0: port 1(c1) entered blocking state
[  407.498438] br0: port 1(c1) entered forwarding state
[  407.505715] Bridge firewalling registered
[  418.173957] br0: port 1(c1) entered disabled state
[  418.174253] c1 (unregistering): left allmulticast mode
[  418.174378] c1 (unregistering): left promiscuous mode
[  418.174443] br0: port 1(c1) entered disabled state
[  418.202930] br0: port 3(c3) entered disabled state
[  418.203079] br0: port 2(c2) entered disabled state
[  418.203293] c3 (unregistering): left allmulticast mode
[  418.203366] c3 (unregistering): left promiscuous mode
[  418.203437] br0: port 3(c3) entered disabled state
[  418.203805] c2 (unregistering): left allmulticast mode
[  418.203891] c2 (unregistering): left promiscuous mode
[  418.203963] br0: port 2(c2) entered disabled state
[  418.221959] sender: left allmulticast mode
[  418.222036] sender: left promiscuous mode
[  418.222158] br0: port 4(sender) entered disabled state