[  405.091429] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  405.104499] br0: port 1(c1) entered blocking state
[  405.104544] br0: port 1(c1) entered disabled state
[  405.104575] c1: entered allmulticast mode
[  405.104622] c1: entered promiscuous mode
[  405.117971] br0: port 2(c2) entered blocking state
[  405.118038] br0: port 2(c2) entered disabled state
[  405.118101] c2: entered allmulticast mode
[  405.118176] c2: entered promiscuous mode
[  405.130404] br0: port 3(c3) entered blocking state
[  405.130467] br0: port 3(c3) entered disabled state
[  405.130529] c3: entered allmulticast mode
[  405.130602] c3: entered promiscuous mode
[  405.142736] br0: port 4(sender) entered blocking state
[  405.142801] br0: port 4(sender) entered disabled state
[  405.142866] sender: entered allmulticast mode
[  405.142947] sender: entered promiscuous mode
[  405.147656] br0: port 4(sender) entered blocking state
[  405.147692] br0: port 4(sender) entered forwarding state
[  405.147724] br0: port 3(c3) entered blocking state
[  405.147763] br0: port 3(c3) entered forwarding state
[  405.147792] br0: port 2(c2) entered blocking state
[  405.147823] br0: port 2(c2) entered forwarding state
[  405.147856] br0: port 1(c1) entered blocking state
[  405.147887] br0: port 1(c1) entered forwarding state
[  405.154757] Bridge firewalling registered
[  415.823825] br0: port 1(c1) entered disabled state
[  415.824070] c1 (unregistering): left allmulticast mode
[  415.824144] c1 (unregistering): left promiscuous mode
[  415.824264] br0: port 1(c1) entered disabled state
[  415.846775] br0: port 2(c2) entered disabled state
[  415.846972] c2 (unregistering): left allmulticast mode
[  415.847066] c2 (unregistering): left promiscuous mode
[  415.847133] br0: port 2(c2) entered disabled state
[  415.865812] br0: port 4(sender) entered disabled state
[  415.865939] br0: port 3(c3) entered disabled state
[  415.866128] sender (unregistering): left allmulticast mode
[  415.866199] sender (unregistering): left promiscuous mode
[  415.866286] br0: port 4(sender) entered disabled state
[  415.866597] c3 (unregistering): left allmulticast mode
[  415.866666] c3 (unregistering): left promiscuous mode
[  415.866764] br0: port 3(c3) entered disabled state