[   28.313463] br0: port 1(c1) entered blocking state
[   28.313529] br0: port 1(c1) entered disabled state
[   28.313587] c1: entered allmulticast mode
[   28.313692] c1: entered promiscuous mode
[   28.355015] br0: port 2(c2) entered blocking state
[   28.355078] br0: port 2(c2) entered disabled state
[   28.355142] c2: entered allmulticast mode
[   28.355214] c2: entered promiscuous mode
[   28.397840] br0: port 3(c3) entered blocking state
[   28.397892] br0: port 3(c3) entered disabled state
[   28.397934] c3: entered allmulticast mode
[   28.397994] c3: entered promiscuous mode
[   28.440523] br0: port 4(sender) entered blocking state
[   28.440610] br0: port 4(sender) entered disabled state
[   28.440688] sender: entered allmulticast mode
[   28.440785] sender: entered promiscuous mode
[   28.457608] br0: port 4(sender) entered blocking state
[   28.457694] br0: port 4(sender) entered forwarding state
[   28.457748] br0: port 3(c3) entered blocking state
[   28.457796] br0: port 3(c3) entered forwarding state
[   28.457845] br0: port 2(c2) entered blocking state
[   28.457891] br0: port 2(c2) entered forwarding state
[   28.457942] br0: port 1(c1) entered blocking state
[   28.457990] br0: port 1(c1) entered forwarding state
[   39.197794] br0: port 1(c1) entered disabled state
[   39.198351] c1 (unregistering): left allmulticast mode
[   39.198418] c1 (unregistering): left promiscuous mode
[   39.198465] br0: port 1(c1) entered disabled state
[   39.244800] br0: port 2(c2) entered disabled state
[   39.245104] c2 (unregistering): left allmulticast mode
[   39.245156] c2 (unregistering): left promiscuous mode
[   39.245202] br0: port 2(c2) entered disabled state
[   39.284741] br0: port 3(c3) entered disabled state
[   39.284979] c3 (unregistering): left allmulticast mode
[   39.285028] c3 (unregistering): left promiscuous mode
[   39.285074] br0: port 3(c3) entered disabled state
[   39.325737] br0: port 4(sender) entered disabled state
[   39.325926] sender (unregistering): left allmulticast mode
[   39.325974] sender (unregistering): left promiscuous mode
[   39.326019] br0: port 4(sender) entered disabled state