[  442.707800] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  442.726223] br0: port 1(c1) entered blocking state
[  442.726273] br0: port 1(c1) entered disabled state
[  442.726310] c1: entered allmulticast mode
[  442.726369] c1: entered promiscuous mode
[  442.743344] br0: port 2(c2) entered blocking state
[  442.743387] br0: port 2(c2) entered disabled state
[  442.743429] c2: entered allmulticast mode
[  442.743475] c2: entered promiscuous mode
[  442.760337] br0: port 3(c3) entered blocking state
[  442.760409] br0: port 3(c3) entered disabled state
[  442.760488] c3: entered allmulticast mode
[  442.760579] c3: entered promiscuous mode
[  442.777224] br0: port 4(sender) entered blocking state
[  442.777264] br0: port 4(sender) entered disabled state
[  442.777302] sender: entered allmulticast mode
[  442.777360] sender: entered promiscuous mode
[  442.783903] br0: port 4(sender) entered blocking state
[  442.783938] br0: port 4(sender) entered forwarding state
[  442.783980] br0: port 3(c3) entered blocking state
[  442.784014] br0: port 3(c3) entered forwarding state
[  442.784046] br0: port 2(c2) entered blocking state
[  442.784082] br0: port 2(c2) entered forwarding state
[  442.784109] br0: port 1(c1) entered blocking state
[  442.784141] br0: port 1(c1) entered forwarding state
[  442.791714] Bridge firewalling registered
[  453.401152] br0: port 1(c1) entered disabled state
[  453.401436] c1 (unregistering): left allmulticast mode
[  453.401512] c1 (unregistering): left promiscuous mode
[  453.401624] br0: port 1(c1) entered disabled state
[  453.422222] br0: port 2(c2) entered disabled state
[  453.422461] c2 (unregistering): left allmulticast mode
[  453.422579] c2 (unregistering): left promiscuous mode
[  453.422700] br0: port 2(c2) entered disabled state
[  453.440214] br0: port 3(c3) entered disabled state
[  453.440467] c3 (unregistering): left allmulticast mode
[  453.440541] c3 (unregistering): left promiscuous mode
[  453.440617] br0: port 3(c3) entered disabled state
[  453.458223] sender: left allmulticast mode
[  453.458325] sender: left promiscuous mode
[  453.458397] br0: port 4(sender) entered disabled state