[  394.021073] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  394.035801] br0: port 1(c1) entered blocking state
[  394.035840] br0: port 1(c1) entered disabled state
[  394.035872] c1: entered allmulticast mode
[  394.035920] c1: entered promiscuous mode
[  394.048901] br0: port 2(c2) entered blocking state
[  394.048968] br0: port 2(c2) entered disabled state
[  394.049036] c2: entered allmulticast mode
[  394.049115] c2: entered promiscuous mode
[  394.062150] br0: port 3(c3) entered blocking state
[  394.062214] br0: port 3(c3) entered disabled state
[  394.062292] c3: entered allmulticast mode
[  394.062369] c3: entered promiscuous mode
[  394.075076] br0: port 4(sender) entered blocking state
[  394.075139] br0: port 4(sender) entered disabled state
[  394.075204] sender: entered allmulticast mode
[  394.075303] sender: entered promiscuous mode
[  394.080379] br0: port 4(sender) entered blocking state
[  394.080442] br0: port 4(sender) entered forwarding state
[  394.080508] br0: port 3(c3) entered blocking state
[  394.080571] br0: port 3(c3) entered forwarding state
[  394.080636] br0: port 2(c2) entered blocking state
[  394.080709] br0: port 2(c2) entered forwarding state
[  394.080775] br0: port 1(c1) entered blocking state
[  394.080838] br0: port 1(c1) entered forwarding state
[  394.087884] Bridge firewalling registered
[  404.762363] br0: port 1(c1) entered disabled state
[  404.762528] c1 (unregistering): left allmulticast mode
[  404.762560] c1 (unregistering): left promiscuous mode
[  404.762593] br0: port 1(c1) entered disabled state
[  404.788355] br0: port 2(c2) entered disabled state
[  404.788493] c2 (unregistering): left allmulticast mode
[  404.788524] c2 (unregistering): left promiscuous mode
[  404.788557] br0: port 2(c2) entered disabled state
[  404.808333] br0: port 4(sender) entered disabled state
[  404.808410] br0: port 3(c3) entered disabled state
[  404.808548] sender (unregistering): left allmulticast mode
[  404.808578] sender (unregistering): left promiscuous mode
[  404.808610] br0: port 4(sender) entered disabled state
[  404.808795] c3 (unregistering): left allmulticast mode
[  404.808836] c3 (unregistering): left promiscuous mode
[  404.808874] br0: port 3(c3) entered disabled state