[  394.353092] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  394.366917] br0: port 1(c1) entered blocking state
[  394.366981] br0: port 1(c1) entered disabled state
[  394.367050] c1: entered allmulticast mode
[  394.367133] c1: entered promiscuous mode
[  394.382400] br0: port 2(c2) entered blocking state
[  394.382438] br0: port 2(c2) entered disabled state
[  394.382469] c2: entered allmulticast mode
[  394.382512] c2: entered promiscuous mode
[  394.396500] br0: port 3(c3) entered blocking state
[  394.396534] br0: port 3(c3) entered disabled state
[  394.396576] c3: entered allmulticast mode
[  394.396618] c3: entered promiscuous mode
[  394.410324] br0: port 4(sender) entered blocking state
[  394.410359] br0: port 4(sender) entered disabled state
[  394.410389] sender: entered allmulticast mode
[  394.410436] sender: entered promiscuous mode
[  394.415594] br0: port 4(sender) entered blocking state
[  394.415657] br0: port 4(sender) entered forwarding state
[  394.415724] br0: port 3(c3) entered blocking state
[  394.415792] br0: port 3(c3) entered forwarding state
[  394.415857] br0: port 2(c2) entered blocking state
[  394.415919] br0: port 2(c2) entered forwarding state
[  394.415984] br0: port 1(c1) entered blocking state
[  394.416051] br0: port 1(c1) entered forwarding state
[  394.423835] Bridge firewalling registered
[  405.091886] br0: port 1(c1) entered disabled state
[  405.092196] c1 (unregistering): left allmulticast mode
[  405.092299] c1 (unregistering): left promiscuous mode
[  405.092364] br0: port 1(c1) entered disabled state
[  405.112821] br0: port 2(c2) entered disabled state
[  405.113001] c2 (unregistering): left allmulticast mode
[  405.113066] c2 (unregistering): left promiscuous mode
[  405.113164] br0: port 2(c2) entered disabled state
[  405.132825] br0: port 3(c3) entered disabled state
[  405.133021] c3 (unregistering): left allmulticast mode
[  405.133087] c3 (unregistering): left promiscuous mode
[  405.133151] br0: port 3(c3) entered disabled state
[  405.149861] sender: left allmulticast mode
[  405.149920] sender: left promiscuous mode
[  405.150016] br0: port 4(sender) entered disabled state