[  422.691637] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  422.706259] br0: port 1(c1) entered blocking state
[  422.706313] br0: port 1(c1) entered disabled state
[  422.706350] c1: entered allmulticast mode
[  422.706402] c1: entered promiscuous mode
[  422.720078] br0: port 2(c2) entered blocking state
[  422.720120] br0: port 2(c2) entered disabled state
[  422.720164] c2: entered allmulticast mode
[  422.720224] c2: entered promiscuous mode
[  422.733910] br0: port 3(c3) entered blocking state
[  422.733979] br0: port 3(c3) entered disabled state
[  422.734044] c3: entered allmulticast mode
[  422.734126] c3: entered promiscuous mode
[  422.747904] br0: port 4(sender) entered blocking state
[  422.747980] br0: port 4(sender) entered disabled state
[  422.748050] sender: entered allmulticast mode
[  422.748139] sender: entered promiscuous mode
[  422.753337] br0: port 4(sender) entered blocking state
[  422.753383] br0: port 4(sender) entered forwarding state
[  422.753424] br0: port 3(c3) entered blocking state
[  422.753468] br0: port 3(c3) entered forwarding state
[  422.753502] br0: port 2(c2) entered blocking state
[  422.753539] br0: port 2(c2) entered forwarding state
[  422.753586] br0: port 1(c1) entered blocking state
[  422.753625] br0: port 1(c1) entered forwarding state
[  422.761100] Bridge firewalling registered
[  433.430395] br0: port 1(c1) entered disabled state
[  433.430849] c1 (unregistering): left allmulticast mode
[  433.430923] c1 (unregistering): left promiscuous mode
[  433.430958] br0: port 1(c1) entered disabled state
[  433.456416] br0: port 2(c2) entered disabled state
[  433.456637] c2 (unregistering): left allmulticast mode
[  433.456681] c2 (unregistering): left promiscuous mode
[  433.456714] br0: port 2(c2) entered disabled state
[  433.478366] sender: left allmulticast mode
[  433.478459] sender: left promiscuous mode
[  433.478496] br0: port 4(sender) entered disabled state
[  433.478614] c3: left allmulticast mode
[  433.478645] c3: left promiscuous mode
[  433.478685] br0: port 3(c3) entered disabled state