[  394.435233] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  394.449266] br0: port 1(c1) entered blocking state
[  394.449312] br0: port 1(c1) entered disabled state
[  394.449349] c1: entered allmulticast mode
[  394.449397] c1: entered promiscuous mode
[  394.462361] br0: port 2(c2) entered blocking state
[  394.462398] br0: port 2(c2) entered disabled state
[  394.462431] c2: entered allmulticast mode
[  394.462484] c2: entered promiscuous mode
[  394.475003] br0: port 3(c3) entered blocking state
[  394.475042] br0: port 3(c3) entered disabled state
[  394.475073] c3: entered allmulticast mode
[  394.475110] c3: entered promiscuous mode
[  394.487533] br0: port 4(sender) entered blocking state
[  394.487571] br0: port 4(sender) entered disabled state
[  394.487603] sender: entered allmulticast mode
[  394.487647] sender: entered promiscuous mode
[  394.492627] br0: port 4(sender) entered blocking state
[  394.492659] br0: port 4(sender) entered forwarding state
[  394.492694] br0: port 3(c3) entered blocking state
[  394.492725] br0: port 3(c3) entered forwarding state
[  394.492754] br0: port 2(c2) entered blocking state
[  394.492786] br0: port 2(c2) entered forwarding state
[  394.492808] br0: port 1(c1) entered blocking state
[  394.492835] br0: port 1(c1) entered forwarding state
[  394.499780] Bridge firewalling registered
[  405.119358] br0: port 1(c1) entered disabled state
[  405.119614] c1 (unregistering): left allmulticast mode
[  405.119655] c1 (unregistering): left promiscuous mode
[  405.119700] br0: port 1(c1) entered disabled state
[  405.140353] br0: port 2(c2) entered disabled state
[  405.140495] c2 (unregistering): left allmulticast mode
[  405.140536] c2 (unregistering): left promiscuous mode
[  405.140573] br0: port 2(c2) entered disabled state
[  405.159338] br0: port 4(sender) entered disabled state
[  405.159443] br0: port 3(c3) entered disabled state
[  405.159642] sender (unregistering): left allmulticast mode
[  405.159683] sender (unregistering): left promiscuous mode
[  405.159711] br0: port 4(sender) entered disabled state
[  405.159942] c3 (unregistering): left allmulticast mode
[  405.159975] c3 (unregistering): left promiscuous mode
[  405.160004] br0: port 3(c3) entered disabled state