[  746.149624] br0: port 1(c1) entered blocking state
[  746.149722] br0: port 1(c1) entered disabled state
[  746.149790] c1: entered allmulticast mode
[  746.149879] c1: entered promiscuous mode
[  746.195908] br0: port 2(c2) entered blocking state
[  746.195976] br0: port 2(c2) entered disabled state
[  746.196042] c2: entered allmulticast mode
[  746.196115] c2: entered promiscuous mode
[  746.242945] br0: port 3(c3) entered blocking state
[  746.243027] br0: port 3(c3) entered disabled state
[  746.243102] c3: entered allmulticast mode
[  746.243193] c3: entered promiscuous mode
[  746.287772] br0: port 4(sender) entered blocking state
[  746.287823] br0: port 4(sender) entered disabled state
[  746.287877] sender: entered allmulticast mode
[  746.287952] sender: entered promiscuous mode
[  746.313854] br0: port 4(sender) entered blocking state
[  746.313985] br0: port 4(sender) entered forwarding state
[  746.314073] br0: port 3(c3) entered blocking state
[  746.314132] br0: port 3(c3) entered forwarding state
[  746.314194] br0: port 2(c2) entered blocking state
[  746.314261] br0: port 2(c2) entered forwarding state
[  746.314317] br0: port 1(c1) entered blocking state
[  746.314377] br0: port 1(c1) entered forwarding state
[  757.122189] br0: port 1(c1) entered disabled state
[  757.122565] c1 (unregistering): left allmulticast mode
[  757.122647] c1 (unregistering): left promiscuous mode
[  757.122712] br0: port 1(c1) entered disabled state
[  757.175236] br0: port 2(c2) entered disabled state
[  757.175665] c2 (unregistering): left allmulticast mode
[  757.175730] c2 (unregistering): left promiscuous mode
[  757.175786] br0: port 2(c2) entered disabled state
[  757.218308] br0: port 3(c3) entered disabled state
[  757.218641] c3 (unregistering): left allmulticast mode
[  757.218710] c3 (unregistering): left promiscuous mode
[  757.218772] br0: port 3(c3) entered disabled state
[  757.263366] br0: port 4(sender) entered disabled state
[  757.263729] sender (unregistering): left allmulticast mode
[  757.263814] sender (unregistering): left promiscuous mode
[  757.263870] br0: port 4(sender) entered disabled state