[  420.185720] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  420.200078] br0: port 1(c1) entered blocking state
[  420.200124] br0: port 1(c1) entered disabled state
[  420.200163] c1: entered allmulticast mode
[  420.200222] c1: entered promiscuous mode
[  420.212976] br0: port 2(c2) entered blocking state
[  420.213017] br0: port 2(c2) entered disabled state
[  420.213044] c2: entered allmulticast mode
[  420.213097] c2: entered promiscuous mode
[  420.225660] br0: port 3(c3) entered blocking state
[  420.225696] br0: port 3(c3) entered disabled state
[  420.225729] c3: entered allmulticast mode
[  420.225782] c3: entered promiscuous mode
[  420.238323] br0: port 4(sender) entered blocking state
[  420.238362] br0: port 4(sender) entered disabled state
[  420.238395] sender: entered allmulticast mode
[  420.238451] sender: entered promiscuous mode
[  420.243456] br0: port 4(sender) entered blocking state
[  420.243520] br0: port 4(sender) entered forwarding state
[  420.243585] br0: port 3(c3) entered blocking state
[  420.243646] br0: port 3(c3) entered forwarding state
[  420.243710] br0: port 2(c2) entered blocking state
[  420.243771] br0: port 2(c2) entered forwarding state
[  420.243846] br0: port 1(c1) entered blocking state
[  420.243907] br0: port 1(c1) entered forwarding state
[  420.251069] Bridge firewalling registered
[  430.875161] br0: port 1(c1) entered disabled state
[  430.875502] c1 (unregistering): left allmulticast mode
[  430.875637] c1 (unregistering): left promiscuous mode
[  430.875786] br0: port 1(c1) entered disabled state
[  430.901136] br0: port 2(c2) entered disabled state
[  430.901421] c2 (unregistering): left allmulticast mode
[  430.901505] c2 (unregistering): left promiscuous mode
[  430.901581] br0: port 2(c2) entered disabled state
[  430.920134] br0: port 4(sender) entered disabled state
[  430.920263] br0: port 3(c3) entered disabled state
[  430.920421] sender (unregistering): left allmulticast mode
[  430.920485] sender (unregistering): left promiscuous mode
[  430.920547] br0: port 4(sender) entered disabled state
[  430.920775] c3 (unregistering): left allmulticast mode
[  430.920848] c3 (unregistering): left promiscuous mode
[  430.920917] br0: port 3(c3) entered disabled state