[  375.621316] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  375.638638] br0: port 1(c1) entered blocking state
[  375.638676] br0: port 1(c1) entered disabled state
[  375.638709] c1: entered allmulticast mode
[  375.638756] c1: entered promiscuous mode
[  375.652021] br0: port 2(c2) entered blocking state
[  375.652060] br0: port 2(c2) entered disabled state
[  375.652095] c2: entered allmulticast mode
[  375.652137] c2: entered promiscuous mode
[  375.665044] br0: port 3(c3) entered blocking state
[  375.665087] br0: port 3(c3) entered disabled state
[  375.665125] c3: entered allmulticast mode
[  375.665164] c3: entered promiscuous mode
[  375.678070] br0: port 4(sender) entered blocking state
[  375.678107] br0: port 4(sender) entered disabled state
[  375.678142] sender: entered allmulticast mode
[  375.678187] sender: entered promiscuous mode
[  375.683210] br0: port 4(sender) entered blocking state
[  375.683248] br0: port 4(sender) entered forwarding state
[  375.683284] br0: port 3(c3) entered blocking state
[  375.683316] br0: port 3(c3) entered forwarding state
[  375.683345] br0: port 2(c2) entered blocking state
[  375.683373] br0: port 2(c2) entered forwarding state
[  375.683401] br0: port 1(c1) entered blocking state
[  375.683432] br0: port 1(c1) entered forwarding state
[  375.690525] Bridge firewalling registered
[  386.371980] br0: port 1(c1) entered disabled state
[  386.372242] c1 (unregistering): left allmulticast mode
[  386.372325] c1 (unregistering): left promiscuous mode
[  386.372434] br0: port 1(c1) entered disabled state
[  386.390914] br0: port 2(c2) entered disabled state
[  386.391204] c2 (unregistering): left allmulticast mode
[  386.391275] c2 (unregistering): left promiscuous mode
[  386.391361] br0: port 2(c2) entered disabled state
[  386.409965] br0: port 4(sender) entered disabled state
[  386.410138] br0: port 3(c3) entered disabled state
[  386.410395] sender (unregistering): left allmulticast mode
[  386.410513] sender (unregistering): left promiscuous mode
[  386.410612] br0: port 4(sender) entered disabled state
[  386.411038] c3 (unregistering): left allmulticast mode
[  386.411149] c3 (unregistering): left promiscuous mode
[  386.411223] br0: port 3(c3) entered disabled state