[  440.122568] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  440.138161] br0: port 1(c1) entered blocking state
[  440.138205] br0: port 1(c1) entered disabled state
[  440.138243] c1: entered allmulticast mode
[  440.138289] c1: entered promiscuous mode
[  440.152342] br0: port 2(c2) entered blocking state
[  440.152414] br0: port 2(c2) entered disabled state
[  440.152483] c2: entered allmulticast mode
[  440.152562] c2: entered promiscuous mode
[  440.166789] br0: port 3(c3) entered blocking state
[  440.166854] br0: port 3(c3) entered disabled state
[  440.166924] c3: entered allmulticast mode
[  440.167010] c3: entered promiscuous mode
[  440.181253] br0: port 4(sender) entered blocking state
[  440.181321] br0: port 4(sender) entered disabled state
[  440.181392] sender: entered allmulticast mode
[  440.181480] sender: entered promiscuous mode
[  440.186981] br0: port 4(sender) entered blocking state
[  440.187014] br0: port 4(sender) entered forwarding state
[  440.187045] br0: port 3(c3) entered blocking state
[  440.187074] br0: port 3(c3) entered forwarding state
[  440.187103] br0: port 2(c2) entered blocking state
[  440.187132] br0: port 2(c2) entered forwarding state
[  440.187164] br0: port 1(c1) entered blocking state
[  440.187204] br0: port 1(c1) entered forwarding state
[  440.193651] Bridge firewalling registered
[  450.828616] br0: port 1(c1) entered disabled state
[  450.828824] c1 (unregistering): left allmulticast mode
[  450.828855] c1 (unregistering): left promiscuous mode
[  450.828887] br0: port 1(c1) entered disabled state
[  450.847326] br0: port 2(c2) entered disabled state
[  450.847464] c2 (unregistering): left allmulticast mode
[  450.847492] c2 (unregistering): left promiscuous mode
[  450.847524] br0: port 2(c2) entered disabled state
[  450.862301] br0: port 3(c3) entered disabled state
[  450.862435] c3 (unregistering): left allmulticast mode
[  450.862466] c3 (unregistering): left promiscuous mode
[  450.862499] br0: port 3(c3) entered disabled state
[  450.880313] sender: left allmulticast mode
[  450.880348] sender: left promiscuous mode
[  450.880378] br0: port 4(sender) entered disabled state