[  435.336920] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  435.351983] br0: port 1(c1) entered blocking state
[  435.352057] br0: port 1(c1) entered disabled state
[  435.352125] c1: entered allmulticast mode
[  435.352212] c1: entered promiscuous mode
[  435.366491] br0: port 2(c2) entered blocking state
[  435.366559] br0: port 2(c2) entered disabled state
[  435.366630] c2: entered allmulticast mode
[  435.366712] c2: entered promiscuous mode
[  435.381090] br0: port 3(c3) entered blocking state
[  435.381125] br0: port 3(c3) entered disabled state
[  435.381156] c3: entered allmulticast mode
[  435.381200] c3: entered promiscuous mode
[  435.395475] br0: port 4(sender) entered blocking state
[  435.395545] br0: port 4(sender) entered disabled state
[  435.395614] sender: entered allmulticast mode
[  435.395706] sender: entered promiscuous mode
[  435.401363] br0: port 4(sender) entered blocking state
[  435.401395] br0: port 4(sender) entered forwarding state
[  435.401427] br0: port 3(c3) entered blocking state
[  435.401461] br0: port 3(c3) entered forwarding state
[  435.401492] br0: port 2(c2) entered blocking state
[  435.401522] br0: port 2(c2) entered forwarding state
[  435.401554] br0: port 1(c1) entered blocking state
[  435.401584] br0: port 1(c1) entered forwarding state
[  435.408072] Bridge firewalling registered
[  446.078418] br0: port 1(c1) entered disabled state
[  446.078683] c1 (unregistering): left allmulticast mode
[  446.078752] c1 (unregistering): left promiscuous mode
[  446.078840] br0: port 1(c1) entered disabled state
[  446.100421] br0: port 2(c2) entered disabled state
[  446.100675] c2 (unregistering): left allmulticast mode
[  446.100767] c2 (unregistering): left promiscuous mode
[  446.100833] br0: port 2(c2) entered disabled state
[  446.120439] br0: port 4(sender) entered disabled state
[  446.120570] br0: port 3(c3) entered disabled state
[  446.120776] sender (unregistering): left allmulticast mode
[  446.120871] sender (unregistering): left promiscuous mode
[  446.120938] br0: port 4(sender) entered disabled state
[  446.121267] c3 (unregistering): left allmulticast mode
[  446.121357] c3 (unregistering): left promiscuous mode
[  446.121454] br0: port 3(c3) entered disabled state