[  391.450443] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  391.467774] br0: port 1(c1) entered blocking state
[  391.467811] br0: port 1(c1) entered disabled state
[  391.467839] c1: entered allmulticast mode
[  391.467885] c1: entered promiscuous mode
[  391.483830] br0: port 2(c2) entered blocking state
[  391.483902] br0: port 2(c2) entered disabled state
[  391.483966] c2: entered allmulticast mode
[  391.484060] c2: entered promiscuous mode
[  391.499878] br0: port 3(c3) entered blocking state
[  391.499914] br0: port 3(c3) entered disabled state
[  391.499946] c3: entered allmulticast mode
[  391.499996] c3: entered promiscuous mode
[  391.515348] br0: port 4(sender) entered blocking state
[  391.515409] br0: port 4(sender) entered disabled state
[  391.515472] sender: entered allmulticast mode
[  391.515552] sender: entered promiscuous mode
[  391.521548] br0: port 4(sender) entered blocking state
[  391.521584] br0: port 4(sender) entered forwarding state
[  391.521618] br0: port 3(c3) entered blocking state
[  391.521649] br0: port 3(c3) entered forwarding state
[  391.521683] br0: port 2(c2) entered blocking state
[  391.521713] br0: port 2(c2) entered forwarding state
[  391.521748] br0: port 1(c1) entered blocking state
[  391.521779] br0: port 1(c1) entered forwarding state
[  391.528928] Bridge firewalling registered
[  402.141147] br0: port 1(c1) entered disabled state
[  402.141316] c1 (unregistering): left allmulticast mode
[  402.141350] c1 (unregistering): left promiscuous mode
[  402.141382] br0: port 1(c1) entered disabled state
[  402.167151] br0: port 3(c3) entered disabled state
[  402.167248] br0: port 2(c2) entered disabled state
[  402.167440] c3 (unregistering): left allmulticast mode
[  402.167472] c3 (unregistering): left promiscuous mode
[  402.167502] br0: port 3(c3) entered disabled state
[  402.167767] c2 (unregistering): left allmulticast mode
[  402.167799] c2 (unregistering): left promiscuous mode
[  402.167829] br0: port 2(c2) entered disabled state
[  402.189169] sender: left allmulticast mode
[  402.189203] sender: left promiscuous mode
[  402.189238] br0: port 4(sender) entered disabled state