[  422.484495] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  422.500713] br0: port 1(c1) entered blocking state
[  422.500758] br0: port 1(c1) entered disabled state
[  422.500791] c1: entered allmulticast mode
[  422.500835] c1: entered promiscuous mode
[  422.517930] br0: port 2(c2) entered blocking state
[  422.517975] br0: port 2(c2) entered disabled state
[  422.518012] c2: entered allmulticast mode
[  422.518066] c2: entered promiscuous mode
[  422.535771] br0: port 3(c3) entered blocking state
[  422.535818] br0: port 3(c3) entered disabled state
[  422.535852] c3: entered allmulticast mode
[  422.535900] c3: entered promiscuous mode
[  422.551874] br0: port 4(sender) entered blocking state
[  422.551920] br0: port 4(sender) entered disabled state
[  422.551956] sender: entered allmulticast mode
[  422.552011] sender: entered promiscuous mode
[  422.558153] br0: port 4(sender) entered blocking state
[  422.558187] br0: port 4(sender) entered forwarding state
[  422.558221] br0: port 3(c3) entered blocking state
[  422.558251] br0: port 3(c3) entered forwarding state
[  422.558287] br0: port 2(c2) entered blocking state
[  422.558321] br0: port 2(c2) entered forwarding state
[  422.558355] br0: port 1(c1) entered blocking state
[  422.558390] br0: port 1(c1) entered forwarding state
[  422.565636] Bridge firewalling registered
[  433.226245] br0: port 1(c1) entered disabled state
[  433.226434] c1 (unregistering): left allmulticast mode
[  433.226470] c1 (unregistering): left promiscuous mode
[  433.226497] br0: port 1(c1) entered disabled state
[  433.249339] br0: port 2(c2) entered disabled state
[  433.249562] c2 (unregistering): left allmulticast mode
[  433.249601] c2 (unregistering): left promiscuous mode
[  433.249632] br0: port 2(c2) entered disabled state
[  433.272332] br0: port 4(sender) entered disabled state
[  433.272412] br0: port 3(c3) entered disabled state
[  433.272583] sender (unregistering): left allmulticast mode
[  433.272624] sender (unregistering): left promiscuous mode
[  433.272727] br0: port 4(sender) entered disabled state
[  433.273066] c3 (unregistering): left allmulticast mode
[  433.273117] c3 (unregistering): left promiscuous mode
[  433.273165] br0: port 3(c3) entered disabled state