[  438.803650] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  438.821962] br0: port 1(c1) entered blocking state
[  438.822031] br0: port 1(c1) entered disabled state
[  438.822107] c1: entered allmulticast mode
[  438.822192] c1: entered promiscuous mode
[  438.839260] br0: port 2(c2) entered blocking state
[  438.839326] br0: port 2(c2) entered disabled state
[  438.839403] c2: entered allmulticast mode
[  438.839494] c2: entered promiscuous mode
[  438.857046] br0: port 3(c3) entered blocking state
[  438.857079] br0: port 3(c3) entered disabled state
[  438.857114] c3: entered allmulticast mode
[  438.857157] c3: entered promiscuous mode
[  438.874643] br0: port 4(sender) entered blocking state
[  438.874675] br0: port 4(sender) entered disabled state
[  438.874707] sender: entered allmulticast mode
[  438.874757] sender: entered promiscuous mode
[  438.881570] br0: port 4(sender) entered blocking state
[  438.881601] br0: port 4(sender) entered forwarding state
[  438.881634] br0: port 3(c3) entered blocking state
[  438.881665] br0: port 3(c3) entered forwarding state
[  438.881699] br0: port 2(c2) entered blocking state
[  438.881732] br0: port 2(c2) entered forwarding state
[  438.881759] br0: port 1(c1) entered blocking state
[  438.881795] br0: port 1(c1) entered forwarding state
[  438.889661] Bridge firewalling registered
[  449.536427] br0: port 1(c1) entered disabled state
[  449.536696] c1 (unregistering): left allmulticast mode
[  449.536766] c1 (unregistering): left promiscuous mode
[  449.536883] br0: port 1(c1) entered disabled state
[  449.557953] br0: port 2(c2) entered disabled state
[  449.558186] c2 (unregistering): left allmulticast mode
[  449.558249] c2 (unregistering): left promiscuous mode
[  449.558312] br0: port 2(c2) entered disabled state
[  449.577963] br0: port 4(sender) entered disabled state
[  449.578088] br0: port 3(c3) entered disabled state
[  449.578317] sender (unregistering): left allmulticast mode
[  449.578389] sender (unregistering): left promiscuous mode
[  449.578453] br0: port 4(sender) entered disabled state
[  449.578715] c3 (unregistering): left allmulticast mode
[  449.578782] c3 (unregistering): left promiscuous mode
[  449.578875] br0: port 3(c3) entered disabled state