[  397.532114] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  397.548906] br0: port 1(c1) entered blocking state
[  397.548953] br0: port 1(c1) entered disabled state
[  397.548988] c1: entered allmulticast mode
[  397.549033] c1: entered promiscuous mode
[  397.563483] br0: port 2(c2) entered blocking state
[  397.563529] br0: port 2(c2) entered disabled state
[  397.563562] c2: entered allmulticast mode
[  397.563604] c2: entered promiscuous mode
[  397.577338] br0: port 3(c3) entered blocking state
[  397.577381] br0: port 3(c3) entered disabled state
[  397.577415] c3: entered allmulticast mode
[  397.577454] c3: entered promiscuous mode
[  397.591094] br0: port 4(sender) entered blocking state
[  397.591130] br0: port 4(sender) entered disabled state
[  397.591172] sender: entered allmulticast mode
[  397.591217] sender: entered promiscuous mode
[  397.596690] br0: port 4(sender) entered blocking state
[  397.596729] br0: port 4(sender) entered forwarding state
[  397.596760] br0: port 3(c3) entered blocking state
[  397.596792] br0: port 3(c3) entered forwarding state
[  397.596818] br0: port 2(c2) entered blocking state
[  397.596843] br0: port 2(c2) entered forwarding state
[  397.596873] br0: port 1(c1) entered blocking state
[  397.596900] br0: port 1(c1) entered forwarding state
[  397.604155] Bridge firewalling registered
[  408.226214] br0: port 1(c1) entered disabled state
[  408.226500] c1 (unregistering): left allmulticast mode
[  408.226618] c1 (unregistering): left promiscuous mode
[  408.226684] br0: port 1(c1) entered disabled state
[  408.255167] br0: port 3(c3) entered disabled state
[  408.255303] br0: port 2(c2) entered disabled state
[  408.255491] c3 (unregistering): left allmulticast mode
[  408.255594] c3 (unregistering): left promiscuous mode
[  408.255740] br0: port 3(c3) entered disabled state
[  408.255962] c2 (unregistering): left allmulticast mode
[  408.256029] c2 (unregistering): left promiscuous mode
[  408.256155] br0: port 2(c2) entered disabled state
[  408.271181] sender: left allmulticast mode
[  408.271273] sender: left promiscuous mode
[  408.271363] br0: port 4(sender) entered disabled state