[  393.322272] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  393.338615] br0: port 1(c1) entered blocking state
[  393.338666] br0: port 1(c1) entered disabled state
[  393.338706] c1: entered allmulticast mode
[  393.338758] c1: entered promiscuous mode
[  393.352755] br0: port 2(c2) entered blocking state
[  393.352824] br0: port 2(c2) entered disabled state
[  393.352863] c2: entered allmulticast mode
[  393.352920] c2: entered promiscuous mode
[  393.367135] br0: port 3(c3) entered blocking state
[  393.367218] br0: port 3(c3) entered disabled state
[  393.367289] c3: entered allmulticast mode
[  393.367376] c3: entered promiscuous mode
[  393.381470] br0: port 4(sender) entered blocking state
[  393.381546] br0: port 4(sender) entered disabled state
[  393.381633] sender: entered allmulticast mode
[  393.381688] sender: entered promiscuous mode
[  393.387469] br0: port 4(sender) entered blocking state
[  393.387521] br0: port 4(sender) entered forwarding state
[  393.387554] br0: port 3(c3) entered blocking state
[  393.387595] br0: port 3(c3) entered forwarding state
[  393.387628] br0: port 2(c2) entered blocking state
[  393.387661] br0: port 2(c2) entered forwarding state
[  393.387696] br0: port 1(c1) entered blocking state
[  393.387727] br0: port 1(c1) entered forwarding state
[  393.395899] Bridge firewalling registered
[  404.062997] br0: port 1(c1) entered disabled state
[  404.063391] c1 (unregistering): left allmulticast mode
[  404.063445] c1 (unregistering): left promiscuous mode
[  404.063477] br0: port 1(c1) entered disabled state
[  404.095977] br0: port 3(c3) entered disabled state
[  404.096089] br0: port 2(c2) entered disabled state
[  404.096271] c3 (unregistering): left allmulticast mode
[  404.096338] c3 (unregistering): left promiscuous mode
[  404.096373] br0: port 3(c3) entered disabled state
[  404.096733] c2 (unregistering): left allmulticast mode
[  404.096769] c2 (unregistering): left promiscuous mode
[  404.096799] br0: port 2(c2) entered disabled state
[  404.110000] sender: left allmulticast mode
[  404.110084] sender: left promiscuous mode
[  404.110148] br0: port 4(sender) entered disabled state