[  422.294487] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  422.310950] br0: port 1(c1) entered blocking state
[  422.310985] br0: port 1(c1) entered disabled state
[  422.311018] c1: entered allmulticast mode
[  422.311075] c1: entered promiscuous mode
[  422.325834] br0: port 2(c2) entered blocking state
[  422.325875] br0: port 2(c2) entered disabled state
[  422.325909] c2: entered allmulticast mode
[  422.325955] c2: entered promiscuous mode
[  422.341122] br0: port 3(c3) entered blocking state
[  422.341157] br0: port 3(c3) entered disabled state
[  422.341195] c3: entered allmulticast mode
[  422.341239] c3: entered promiscuous mode
[  422.355981] br0: port 4(sender) entered blocking state
[  422.356016] br0: port 4(sender) entered disabled state
[  422.356068] sender: entered allmulticast mode
[  422.356116] sender: entered promiscuous mode
[  422.361856] br0: port 4(sender) entered blocking state
[  422.361899] br0: port 4(sender) entered forwarding state
[  422.361931] br0: port 3(c3) entered blocking state
[  422.361974] br0: port 3(c3) entered forwarding state
[  422.362008] br0: port 2(c2) entered blocking state
[  422.362038] br0: port 2(c2) entered forwarding state
[  422.362070] br0: port 1(c1) entered blocking state
[  422.362105] br0: port 1(c1) entered forwarding state
[  422.368843] Bridge firewalling registered
[  433.018364] br0: port 1(c1) entered disabled state
[  433.018597] c1 (unregistering): left allmulticast mode
[  433.018665] c1 (unregistering): left promiscuous mode
[  433.018730] br0: port 1(c1) entered disabled state
[  433.046412] br0: port 3(c3) entered disabled state
[  433.046497] br0: port 2(c2) entered disabled state
[  433.046700] c3 (unregistering): left allmulticast mode
[  433.046741] c3 (unregistering): left promiscuous mode
[  433.046766] br0: port 3(c3) entered disabled state
[  433.047072] c2 (unregistering): left allmulticast mode
[  433.047123] c2 (unregistering): left promiscuous mode
[  433.047156] br0: port 2(c2) entered disabled state
[  433.073387] sender: left allmulticast mode
[  433.073456] sender: left promiscuous mode
[  433.073486] br0: port 4(sender) entered disabled state