[  391.657928] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  391.672261] br0: port 1(c1) entered blocking state
[  391.672344] br0: port 1(c1) entered disabled state
[  391.672416] c1: entered allmulticast mode
[  391.672500] c1: entered promiscuous mode
[  391.685513] br0: port 2(c2) entered blocking state
[  391.685590] br0: port 2(c2) entered disabled state
[  391.685661] c2: entered allmulticast mode
[  391.685743] c2: entered promiscuous mode
[  391.698563] br0: port 3(c3) entered blocking state
[  391.698636] br0: port 3(c3) entered disabled state
[  391.698701] c3: entered allmulticast mode
[  391.698797] c3: entered promiscuous mode
[  391.711433] br0: port 4(sender) entered blocking state
[  391.711498] br0: port 4(sender) entered disabled state
[  391.711562] sender: entered allmulticast mode
[  391.711642] sender: entered promiscuous mode
[  391.716517] br0: port 4(sender) entered blocking state
[  391.716560] br0: port 4(sender) entered forwarding state
[  391.716596] br0: port 3(c3) entered blocking state
[  391.716630] br0: port 3(c3) entered forwarding state
[  391.716664] br0: port 2(c2) entered blocking state
[  391.716692] br0: port 2(c2) entered forwarding state
[  391.716727] br0: port 1(c1) entered blocking state
[  391.716758] br0: port 1(c1) entered forwarding state
[  391.724140] Bridge firewalling registered
[  402.354873] br0: port 1(c1) entered disabled state
[  402.355042] c1 (unregistering): left allmulticast mode
[  402.355087] c1 (unregistering): left promiscuous mode
[  402.355124] br0: port 1(c1) entered disabled state
[  402.373857] br0: port 3(c3) entered disabled state
[  402.373946] br0: port 2(c2) entered disabled state
[  402.374059] c3 (unregistering): left allmulticast mode
[  402.374090] c3 (unregistering): left promiscuous mode
[  402.374125] br0: port 3(c3) entered disabled state
[  402.374331] c2 (unregistering): left allmulticast mode
[  402.374365] c2 (unregistering): left promiscuous mode
[  402.374393] br0: port 2(c2) entered disabled state
[  402.387895] sender: left allmulticast mode
[  402.387926] sender: left promiscuous mode
[  402.387959] br0: port 4(sender) entered disabled state