[  423.767487] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  423.786099] br0: port 1(c1) entered blocking state
[  423.786145] br0: port 1(c1) entered disabled state
[  423.786171] c1: entered allmulticast mode
[  423.786206] c1: entered promiscuous mode
[  423.802918] br0: port 2(c2) entered blocking state
[  423.802997] br0: port 2(c2) entered disabled state
[  423.803052] c2: entered allmulticast mode
[  423.803119] c2: entered promiscuous mode
[  423.819661] br0: port 3(c3) entered blocking state
[  423.819705] br0: port 3(c3) entered disabled state
[  423.819731] c3: entered allmulticast mode
[  423.819763] c3: entered promiscuous mode
[  423.836566] br0: port 4(sender) entered blocking state
[  423.836639] br0: port 4(sender) entered disabled state
[  423.836694] sender: entered allmulticast mode
[  423.836767] sender: entered promiscuous mode
[  423.843441] br0: port 4(sender) entered blocking state
[  423.843512] br0: port 4(sender) entered forwarding state
[  423.843574] br0: port 3(c3) entered blocking state
[  423.843626] br0: port 3(c3) entered forwarding state
[  423.843681] br0: port 2(c2) entered blocking state
[  423.843730] br0: port 2(c2) entered forwarding state
[  423.843781] br0: port 1(c1) entered blocking state
[  423.843829] br0: port 1(c1) entered forwarding state
[  423.851487] Bridge firewalling registered
[  434.500069] br0: port 1(c1) entered disabled state
[  434.500305] c1 (unregistering): left allmulticast mode
[  434.500369] c1 (unregistering): left promiscuous mode
[  434.500440] br0: port 1(c1) entered disabled state
[  434.532047] br0: port 4(sender) entered disabled state
[  434.532162] br0: port 3(c3) entered disabled state
[  434.532229] br0: port 2(c2) entered disabled state
[  434.532395] sender (unregistering): left allmulticast mode
[  434.532452] sender (unregistering): left promiscuous mode
[  434.532524] br0: port 4(sender) entered disabled state
[  434.532827] c3 (unregistering): left allmulticast mode
[  434.532884] c3 (unregistering): left promiscuous mode
[  434.532944] br0: port 3(c3) entered disabled state
[  434.533242] c2 (unregistering): left allmulticast mode
[  434.533311] c2 (unregistering): left promiscuous mode
[  434.533383] br0: port 2(c2) entered disabled state