[  414.736617] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  414.752982] br0: port 1(c1) entered blocking state
[  414.753066] br0: port 1(c1) entered disabled state
[  414.753142] c1: entered allmulticast mode
[  414.753252] c1: entered promiscuous mode
[  414.767157] br0: port 2(c2) entered blocking state
[  414.767263] br0: port 2(c2) entered disabled state
[  414.767329] c2: entered allmulticast mode
[  414.767405] c2: entered promiscuous mode
[  414.781244] br0: port 3(c3) entered blocking state
[  414.781332] br0: port 3(c3) entered disabled state
[  414.781397] c3: entered allmulticast mode
[  414.781485] c3: entered promiscuous mode
[  414.795229] br0: port 4(sender) entered blocking state
[  414.795306] br0: port 4(sender) entered disabled state
[  414.795339] sender: entered allmulticast mode
[  414.795395] sender: entered promiscuous mode
[  414.800803] br0: port 4(sender) entered blocking state
[  414.800872] br0: port 4(sender) entered forwarding state
[  414.800936] br0: port 3(c3) entered blocking state
[  414.801001] br0: port 3(c3) entered forwarding state
[  414.801068] br0: port 2(c2) entered blocking state
[  414.801137] br0: port 2(c2) entered forwarding state
[  414.801223] br0: port 1(c1) entered blocking state
[  414.801297] br0: port 1(c1) entered forwarding state
[  414.808422] Bridge firewalling registered
[  425.473364] br0: port 1(c1) entered disabled state
[  425.473635] c1 (unregistering): left allmulticast mode
[  425.473711] c1 (unregistering): left promiscuous mode
[  425.473773] br0: port 1(c1) entered disabled state
[  425.489325] br0: port 2(c2) entered disabled state
[  425.489549] c2 (unregistering): left allmulticast mode
[  425.489623] c2 (unregistering): left promiscuous mode
[  425.489754] br0: port 2(c2) entered disabled state
[  425.513331] br0: port 3(c3) entered disabled state
[  425.513541] c3 (unregistering): left allmulticast mode
[  425.513605] c3 (unregistering): left promiscuous mode
[  425.513673] br0: port 3(c3) entered disabled state
[  425.521317] sender: left allmulticast mode
[  425.521417] sender: left promiscuous mode
[  425.521484] br0: port 4(sender) entered disabled state