[  457.222639] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  457.238022] br0: port 1(c1) entered blocking state
[  457.238101] br0: port 1(c1) entered disabled state
[  457.238173] c1: entered allmulticast mode
[  457.238257] c1: entered promiscuous mode
[  457.252643] br0: port 2(c2) entered blocking state
[  457.252682] br0: port 2(c2) entered disabled state
[  457.252719] c2: entered allmulticast mode
[  457.252765] c2: entered promiscuous mode
[  457.267065] br0: port 3(c3) entered blocking state
[  457.267142] br0: port 3(c3) entered disabled state
[  457.267211] c3: entered allmulticast mode
[  457.267291] c3: entered promiscuous mode
[  457.281732] br0: port 4(sender) entered blocking state
[  457.281808] br0: port 4(sender) entered disabled state
[  457.281881] sender: entered allmulticast mode
[  457.281975] sender: entered promiscuous mode
[  457.287630] br0: port 4(sender) entered blocking state
[  457.287666] br0: port 4(sender) entered forwarding state
[  457.287708] br0: port 3(c3) entered blocking state
[  457.287737] br0: port 3(c3) entered forwarding state
[  457.287768] br0: port 2(c2) entered blocking state
[  457.287798] br0: port 2(c2) entered forwarding state
[  457.287828] br0: port 1(c1) entered blocking state
[  457.287851] br0: port 1(c1) entered forwarding state
[  457.294841] Bridge firewalling registered
[  467.899936] br0: port 1(c1) entered disabled state
[  467.900230] c1 (unregistering): left allmulticast mode
[  467.900300] c1 (unregistering): left promiscuous mode
[  467.900327] br0: port 1(c1) entered disabled state
[  467.920236] br0: port 2(c2) entered disabled state
[  467.920430] c2 (unregistering): left allmulticast mode
[  467.920470] c2 (unregistering): left promiscuous mode
[  467.920501] br0: port 2(c2) entered disabled state
[  467.939162] br0: port 4(sender) entered disabled state
[  467.939238] br0: port 3(c3) entered disabled state
[  467.939453] sender (unregistering): left allmulticast mode
[  467.939492] sender (unregistering): left promiscuous mode
[  467.939517] br0: port 4(sender) entered disabled state
[  467.939856] c3 (unregistering): left allmulticast mode
[  467.939897] c3 (unregistering): left promiscuous mode
[  467.939929] br0: port 3(c3) entered disabled state