[  419.942319] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  419.957755] br0: port 1(c1) entered blocking state
[  419.957801] br0: port 1(c1) entered disabled state
[  419.957836] c1: entered allmulticast mode
[  419.957880] c1: entered promiscuous mode
[  419.972504] br0: port 2(c2) entered blocking state
[  419.972540] br0: port 2(c2) entered disabled state
[  419.972577] c2: entered allmulticast mode
[  419.972622] c2: entered promiscuous mode
[  419.987333] br0: port 3(c3) entered blocking state
[  419.987417] br0: port 3(c3) entered disabled state
[  419.987494] c3: entered allmulticast mode
[  419.987588] c3: entered promiscuous mode
[  420.002225] br0: port 4(sender) entered blocking state
[  420.002276] br0: port 4(sender) entered disabled state
[  420.002315] sender: entered allmulticast mode
[  420.002367] sender: entered promiscuous mode
[  420.008192] br0: port 4(sender) entered blocking state
[  420.008263] br0: port 4(sender) entered forwarding state
[  420.008335] br0: port 3(c3) entered blocking state
[  420.008401] br0: port 3(c3) entered forwarding state
[  420.008474] br0: port 2(c2) entered blocking state
[  420.008540] br0: port 2(c2) entered forwarding state
[  420.008610] br0: port 1(c1) entered blocking state
[  420.008702] br0: port 1(c1) entered forwarding state
[  420.016328] Bridge firewalling registered
[  430.647757] br0: port 1(c1) entered disabled state
[  430.647932] c1 (unregistering): left allmulticast mode
[  430.647970] c1 (unregistering): left promiscuous mode
[  430.647999] br0: port 1(c1) entered disabled state
[  430.678736] br0: port 2(c2) entered disabled state
[  430.678914] c2 (unregistering): left allmulticast mode
[  430.678953] c2 (unregistering): left promiscuous mode
[  430.678982] br0: port 2(c2) entered disabled state
[  430.705766] br0: port 4(sender) entered disabled state
[  430.705884] br0: port 3(c3) entered disabled state
[  430.706079] sender (unregistering): left allmulticast mode
[  430.706115] sender (unregistering): left promiscuous mode
[  430.706144] br0: port 4(sender) entered disabled state
[  430.706365] c3 (unregistering): left allmulticast mode
[  430.706410] c3 (unregistering): left promiscuous mode
[  430.706438] br0: port 3(c3) entered disabled state