[  403.580162] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  403.595339] br0: port 1(c1) entered blocking state
[  403.595389] br0: port 1(c1) entered disabled state
[  403.595424] c1: entered allmulticast mode
[  403.595470] c1: entered promiscuous mode
[  403.609625] br0: port 2(c2) entered blocking state
[  403.609665] br0: port 2(c2) entered disabled state
[  403.609701] c2: entered allmulticast mode
[  403.609744] c2: entered promiscuous mode
[  403.623649] br0: port 3(c3) entered blocking state
[  403.623715] br0: port 3(c3) entered disabled state
[  403.623781] c3: entered allmulticast mode
[  403.623861] c3: entered promiscuous mode
[  403.637851] br0: port 4(sender) entered blocking state
[  403.637898] br0: port 4(sender) entered disabled state
[  403.637932] sender: entered allmulticast mode
[  403.637980] sender: entered promiscuous mode
[  403.643351] br0: port 4(sender) entered blocking state
[  403.643384] br0: port 4(sender) entered forwarding state
[  403.643408] br0: port 3(c3) entered blocking state
[  403.643438] br0: port 3(c3) entered forwarding state
[  403.643475] br0: port 2(c2) entered blocking state
[  403.643509] br0: port 2(c2) entered forwarding state
[  403.643539] br0: port 1(c1) entered blocking state
[  403.643568] br0: port 1(c1) entered forwarding state
[  403.650099] Bridge firewalling registered
[  414.314641] br0: port 1(c1) entered disabled state
[  414.314808] c1 (unregistering): left allmulticast mode
[  414.314841] c1 (unregistering): left promiscuous mode
[  414.314867] br0: port 1(c1) entered disabled state
[  414.338625] br0: port 2(c2) entered disabled state
[  414.338760] c2 (unregistering): left allmulticast mode
[  414.338788] c2 (unregistering): left promiscuous mode
[  414.338816] br0: port 2(c2) entered disabled state
[  414.364643] br0: port 4(sender) entered disabled state
[  414.364719] br0: port 3(c3) entered disabled state
[  414.364876] sender (unregistering): left allmulticast mode
[  414.364904] sender (unregistering): left promiscuous mode
[  414.364936] br0: port 4(sender) entered disabled state
[  414.365136] c3 (unregistering): left allmulticast mode
[  414.365162] c3 (unregistering): left promiscuous mode
[  414.365190] br0: port 3(c3) entered disabled state