[  446.052855] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  446.069198] br0: port 1(c1) entered blocking state
[  446.069271] br0: port 1(c1) entered disabled state
[  446.069343] c1: entered allmulticast mode
[  446.069431] c1: entered promiscuous mode
[  446.084663] br0: port 2(c2) entered blocking state
[  446.084704] br0: port 2(c2) entered disabled state
[  446.084738] c2: entered allmulticast mode
[  446.084781] c2: entered promiscuous mode
[  446.099785] br0: port 3(c3) entered blocking state
[  446.099820] br0: port 3(c3) entered disabled state
[  446.099856] c3: entered allmulticast mode
[  446.099908] c3: entered promiscuous mode
[  446.115345] br0: port 4(sender) entered blocking state
[  446.115377] br0: port 4(sender) entered disabled state
[  446.115414] sender: entered allmulticast mode
[  446.115472] sender: entered promiscuous mode
[  446.121225] br0: port 4(sender) entered blocking state
[  446.121258] br0: port 4(sender) entered forwarding state
[  446.121297] br0: port 3(c3) entered blocking state
[  446.121332] br0: port 3(c3) entered forwarding state
[  446.121366] br0: port 2(c2) entered blocking state
[  446.121397] br0: port 2(c2) entered forwarding state
[  446.121430] br0: port 1(c1) entered blocking state
[  446.121455] br0: port 1(c1) entered forwarding state
[  446.128211] Bridge firewalling registered
[  456.796742] br0: port 1(c1) entered disabled state
[  456.796972] c1 (unregistering): left allmulticast mode
[  456.797038] c1 (unregistering): left promiscuous mode
[  456.797112] br0: port 1(c1) entered disabled state
[  456.828751] br0: port 3(c3) entered disabled state
[  456.828836] br0: port 2(c2) entered disabled state
[  456.829001] c3 (unregistering): left allmulticast mode
[  456.829040] c3 (unregistering): left promiscuous mode
[  456.829070] br0: port 3(c3) entered disabled state
[  456.829331] c2 (unregistering): left allmulticast mode
[  456.829372] c2 (unregistering): left promiscuous mode
[  456.829403] br0: port 2(c2) entered disabled state
[  456.858780] sender: left allmulticast mode
[  456.858817] sender: left promiscuous mode
[  456.858852] br0: port 4(sender) entered disabled state