[  433.363244] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  433.378868] br0: port 1(c1) entered blocking state
[  433.379078] br0: port 1(c1) entered disabled state
[  433.379221] c1: entered allmulticast mode
[  433.379315] c1: entered promiscuous mode
[  433.394370] br0: port 2(c2) entered blocking state
[  433.394444] br0: port 2(c2) entered disabled state
[  433.394521] c2: entered allmulticast mode
[  433.394607] c2: entered promiscuous mode
[  433.409756] br0: port 3(c3) entered blocking state
[  433.409830] br0: port 3(c3) entered disabled state
[  433.409899] c3: entered allmulticast mode
[  433.409978] c3: entered promiscuous mode
[  433.425313] br0: port 4(sender) entered blocking state
[  433.425385] br0: port 4(sender) entered disabled state
[  433.425461] sender: entered allmulticast mode
[  433.425561] sender: entered promiscuous mode
[  433.431631] br0: port 4(sender) entered blocking state
[  433.431667] br0: port 4(sender) entered forwarding state
[  433.431701] br0: port 3(c3) entered blocking state
[  433.431730] br0: port 3(c3) entered forwarding state
[  433.431759] br0: port 2(c2) entered blocking state
[  433.431792] br0: port 2(c2) entered forwarding state
[  433.431820] br0: port 1(c1) entered blocking state
[  433.431854] br0: port 1(c1) entered forwarding state
[  433.439013] Bridge firewalling registered
[  444.104614] br0: port 1(c1) entered disabled state
[  444.104909] c1 (unregistering): left allmulticast mode
[  444.104951] c1 (unregistering): left promiscuous mode
[  444.104985] br0: port 1(c1) entered disabled state
[  444.126723] br0: port 2(c2) entered disabled state
[  444.126966] c2 (unregistering): left allmulticast mode
[  444.127006] c2 (unregistering): left promiscuous mode
[  444.127040] br0: port 2(c2) entered disabled state
[  444.148890] br0: port 4(sender) entered disabled state
[  444.148977] br0: port 3(c3) entered disabled state
[  444.149173] sender (unregistering): left allmulticast mode
[  444.149216] sender (unregistering): left promiscuous mode
[  444.149248] br0: port 4(sender) entered disabled state
[  444.149612] c3 (unregistering): left allmulticast mode
[  444.149652] c3 (unregistering): left promiscuous mode
[  444.149684] br0: port 3(c3) entered disabled state