[  376.605837] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  376.619802] br0: port 1(c1) entered blocking state
[  376.619852] br0: port 1(c1) entered disabled state
[  376.619890] c1: entered allmulticast mode
[  376.619930] c1: entered promiscuous mode
[  376.632396] br0: port 2(c2) entered blocking state
[  376.632470] br0: port 2(c2) entered disabled state
[  376.632534] c2: entered allmulticast mode
[  376.632611] c2: entered promiscuous mode
[  376.645234] br0: port 3(c3) entered blocking state
[  376.645282] br0: port 3(c3) entered disabled state
[  376.645323] c3: entered allmulticast mode
[  376.645364] c3: entered promiscuous mode
[  376.657801] br0: port 4(sender) entered blocking state
[  376.657842] br0: port 4(sender) entered disabled state
[  376.657879] sender: entered allmulticast mode
[  376.657925] sender: entered promiscuous mode
[  376.662799] br0: port 4(sender) entered blocking state
[  376.662872] br0: port 4(sender) entered forwarding state
[  376.662941] br0: port 3(c3) entered blocking state
[  376.663006] br0: port 3(c3) entered forwarding state
[  376.663073] br0: port 2(c2) entered blocking state
[  376.663138] br0: port 2(c2) entered forwarding state
[  376.663211] br0: port 1(c1) entered blocking state
[  376.663276] br0: port 1(c1) entered forwarding state
[  376.670260] Bridge firewalling registered
[  387.310970] br0: port 1(c1) entered disabled state
[  387.311312] c1 (unregistering): left allmulticast mode
[  387.311381] c1 (unregistering): left promiscuous mode
[  387.311449] br0: port 1(c1) entered disabled state
[  387.330909] br0: port 2(c2) entered disabled state
[  387.331119] c2 (unregistering): left allmulticast mode
[  387.331183] c2 (unregistering): left promiscuous mode
[  387.331248] br0: port 2(c2) entered disabled state
[  387.359932] br0: port 4(sender) entered disabled state
[  387.360118] br0: port 3(c3) entered disabled state
[  387.360386] sender (unregistering): left allmulticast mode
[  387.360462] sender (unregistering): left promiscuous mode
[  387.360531] br0: port 4(sender) entered disabled state
[  387.360845] c3 (unregistering): left allmulticast mode
[  387.360920] c3 (unregistering): left promiscuous mode
[  387.360987] br0: port 3(c3) entered disabled state