[  390.253194] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  390.266993] br0: port 1(c1) entered blocking state
[  390.267042] br0: port 1(c1) entered disabled state
[  390.267076] c1: entered allmulticast mode
[  390.267120] c1: entered promiscuous mode
[  390.279357] br0: port 2(c2) entered blocking state
[  390.279428] br0: port 2(c2) entered disabled state
[  390.279497] c2: entered allmulticast mode
[  390.279575] c2: entered promiscuous mode
[  390.291867] br0: port 3(c3) entered blocking state
[  390.291903] br0: port 3(c3) entered disabled state
[  390.291932] c3: entered allmulticast mode
[  390.291973] c3: entered promiscuous mode
[  390.304220] br0: port 4(sender) entered blocking state
[  390.304281] br0: port 4(sender) entered disabled state
[  390.304350] sender: entered allmulticast mode
[  390.304442] sender: entered promiscuous mode
[  390.309298] br0: port 4(sender) entered blocking state
[  390.309358] br0: port 4(sender) entered forwarding state
[  390.309433] br0: port 3(c3) entered blocking state
[  390.309498] br0: port 3(c3) entered forwarding state
[  390.309565] br0: port 2(c2) entered blocking state
[  390.309638] br0: port 2(c2) entered forwarding state
[  390.309705] br0: port 1(c1) entered blocking state
[  390.309770] br0: port 1(c1) entered forwarding state
[  390.316510] Bridge firewalling registered
[  400.936662] br0: port 1(c1) entered disabled state
[  400.936918] c1 (unregistering): left allmulticast mode
[  400.936992] c1 (unregistering): left promiscuous mode
[  400.937057] br0: port 1(c1) entered disabled state
[  400.959642] br0: port 2(c2) entered disabled state
[  400.959830] c2 (unregistering): left allmulticast mode
[  400.959896] c2 (unregistering): left promiscuous mode
[  400.959960] br0: port 2(c2) entered disabled state
[  400.982638] br0: port 4(sender) entered disabled state
[  400.982767] br0: port 3(c3) entered disabled state
[  400.982942] sender (unregistering): left allmulticast mode
[  400.983041] sender (unregistering): left promiscuous mode
[  400.983154] br0: port 4(sender) entered disabled state
[  400.983388] c3 (unregistering): left allmulticast mode
[  400.983454] c3 (unregistering): left promiscuous mode
[  400.983528] br0: port 3(c3) entered disabled state