[  423.388115] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  423.404534] br0: port 1(c1) entered blocking state
[  423.404621] br0: port 1(c1) entered disabled state
[  423.404695] c1: entered allmulticast mode
[  423.404792] c1: entered promiscuous mode
[  423.420896] br0: port 2(c2) entered blocking state
[  423.420975] br0: port 2(c2) entered disabled state
[  423.421050] c2: entered allmulticast mode
[  423.421152] c2: entered promiscuous mode
[  423.437039] br0: port 3(c3) entered blocking state
[  423.437123] br0: port 3(c3) entered disabled state
[  423.437198] c3: entered allmulticast mode
[  423.437289] c3: entered promiscuous mode
[  423.452854] br0: port 4(sender) entered blocking state
[  423.452923] br0: port 4(sender) entered disabled state
[  423.452995] sender: entered allmulticast mode
[  423.453098] sender: entered promiscuous mode
[  423.459386] br0: port 4(sender) entered blocking state
[  423.459422] br0: port 4(sender) entered forwarding state
[  423.459458] br0: port 3(c3) entered blocking state
[  423.459490] br0: port 3(c3) entered forwarding state
[  423.459522] br0: port 2(c2) entered blocking state
[  423.459555] br0: port 2(c2) entered forwarding state
[  423.459591] br0: port 1(c1) entered blocking state
[  423.459625] br0: port 1(c1) entered forwarding state
[  423.466348] Bridge firewalling registered
[  434.110379] br0: port 1(c1) entered disabled state
[  434.110799] c1 (unregistering): left allmulticast mode
[  434.110840] c1 (unregistering): left promiscuous mode
[  434.110877] br0: port 1(c1) entered disabled state
[  434.135247] br0: port 2(c2) entered disabled state
[  434.135441] c2 (unregistering): left allmulticast mode
[  434.135482] c2 (unregistering): left promiscuous mode
[  434.135514] br0: port 2(c2) entered disabled state
[  434.160275] br0: port 4(sender) entered disabled state
[  434.160373] br0: port 3(c3) entered disabled state
[  434.160577] sender (unregistering): left allmulticast mode
[  434.160616] sender (unregistering): left promiscuous mode
[  434.160652] br0: port 4(sender) entered disabled state
[  434.161050] c3 (unregistering): left allmulticast mode
[  434.161103] c3 (unregistering): left promiscuous mode
[  434.161194] br0: port 3(c3) entered disabled state