[  373.157651] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  373.171657] br0: port 1(c1) entered blocking state
[  373.171713] br0: port 1(c1) entered disabled state
[  373.171752] c1: entered allmulticast mode
[  373.171803] c1: entered promiscuous mode
[  373.184310] br0: port 2(c2) entered blocking state
[  373.184355] br0: port 2(c2) entered disabled state
[  373.184386] c2: entered allmulticast mode
[  373.184435] c2: entered promiscuous mode
[  373.196989] br0: port 3(c3) entered blocking state
[  373.197060] br0: port 3(c3) entered disabled state
[  373.197124] c3: entered allmulticast mode
[  373.197202] c3: entered promiscuous mode
[  373.209892] br0: port 4(sender) entered blocking state
[  373.209936] br0: port 4(sender) entered disabled state
[  373.209966] sender: entered allmulticast mode
[  373.210019] sender: entered promiscuous mode
[  373.215004] br0: port 4(sender) entered blocking state
[  373.215046] br0: port 4(sender) entered forwarding state
[  373.215078] br0: port 3(c3) entered blocking state
[  373.215111] br0: port 3(c3) entered forwarding state
[  373.215137] br0: port 2(c2) entered blocking state
[  373.215171] br0: port 2(c2) entered forwarding state
[  373.215202] br0: port 1(c1) entered blocking state
[  373.215228] br0: port 1(c1) entered forwarding state
[  373.222299] Bridge firewalling registered
[  383.820032] br0: port 1(c1) entered disabled state
[  383.820227] c1 (unregistering): left allmulticast mode
[  383.820263] c1 (unregistering): left promiscuous mode
[  383.820294] br0: port 1(c1) entered disabled state
[  383.849992] br0: port 3(c3) entered disabled state
[  383.850076] br0: port 2(c2) entered disabled state
[  383.850228] c3 (unregistering): left allmulticast mode
[  383.850268] c3 (unregistering): left promiscuous mode
[  383.850299] br0: port 3(c3) entered disabled state
[  383.850521] c2 (unregistering): left allmulticast mode
[  383.850557] c2 (unregistering): left promiscuous mode
[  383.850591] br0: port 2(c2) entered disabled state
[  383.868979] sender: left allmulticast mode
[  383.869061] sender: left promiscuous mode
[  383.869099] br0: port 4(sender) entered disabled state