[  440.517900] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  440.536821] br0: port 1(c1) entered blocking state
[  440.536857] br0: port 1(c1) entered disabled state
[  440.536896] c1: entered allmulticast mode
[  440.536945] c1: entered promiscuous mode
[  440.554743] br0: port 2(c2) entered blocking state
[  440.554811] br0: port 2(c2) entered disabled state
[  440.554884] c2: entered allmulticast mode
[  440.554970] c2: entered promiscuous mode
[  440.572661] br0: port 3(c3) entered blocking state
[  440.572728] br0: port 3(c3) entered disabled state
[  440.572803] c3: entered allmulticast mode
[  440.572891] c3: entered promiscuous mode
[  440.590700] br0: port 4(sender) entered blocking state
[  440.590763] br0: port 4(sender) entered disabled state
[  440.590839] sender: entered allmulticast mode
[  440.590936] sender: entered promiscuous mode
[  440.597912] br0: port 4(sender) entered blocking state
[  440.597954] br0: port 4(sender) entered forwarding state
[  440.597988] br0: port 3(c3) entered blocking state
[  440.598015] br0: port 3(c3) entered forwarding state
[  440.598053] br0: port 2(c2) entered blocking state
[  440.598084] br0: port 2(c2) entered forwarding state
[  440.598118] br0: port 1(c1) entered blocking state
[  440.598147] br0: port 1(c1) entered forwarding state
[  440.606324] Bridge firewalling registered
[  451.269877] br0: port 1(c1) entered disabled state
[  451.270074] c1 (unregistering): left allmulticast mode
[  451.270105] c1 (unregistering): left promiscuous mode
[  451.270142] br0: port 1(c1) entered disabled state
[  451.287293] br0: port 2(c2) entered disabled state
[  451.287445] c2 (unregistering): left allmulticast mode
[  451.287477] c2 (unregistering): left promiscuous mode
[  451.287510] br0: port 2(c2) entered disabled state
[  451.306325] br0: port 4(sender) entered disabled state
[  451.306399] br0: port 3(c3) entered disabled state
[  451.306544] sender (unregistering): left allmulticast mode
[  451.306573] sender (unregistering): left promiscuous mode
[  451.306602] br0: port 4(sender) entered disabled state
[  451.306831] c3 (unregistering): left allmulticast mode
[  451.306858] c3 (unregistering): left promiscuous mode
[  451.306890] br0: port 3(c3) entered disabled state