[   28.370017] br0: port 1(c1) entered blocking state
[   28.370071] br0: port 1(c1) entered disabled state
[   28.370133] c1: entered allmulticast mode
[   28.370199] c1: entered promiscuous mode
[   28.412130] br0: port 2(c2) entered blocking state
[   28.412210] br0: port 2(c2) entered disabled state
[   28.412266] c2: entered allmulticast mode
[   28.412341] c2: entered promiscuous mode
[   28.451961] br0: port 3(c3) entered blocking state
[   28.452046] br0: port 3(c3) entered disabled state
[   28.452101] c3: entered allmulticast mode
[   28.452176] c3: entered promiscuous mode
[   28.493111] br0: port 4(sender) entered blocking state
[   28.493179] br0: port 4(sender) entered disabled state
[   28.493236] sender: entered allmulticast mode
[   28.493326] sender: entered promiscuous mode
[   28.508565] br0: port 4(sender) entered blocking state
[   28.508621] br0: port 4(sender) entered forwarding state
[   28.508672] br0: port 3(c3) entered blocking state
[   28.508711] br0: port 3(c3) entered forwarding state
[   28.508759] br0: port 2(c2) entered blocking state
[   28.508797] br0: port 2(c2) entered forwarding state
[   28.508834] br0: port 1(c1) entered blocking state
[   28.508872] br0: port 1(c1) entered forwarding state
[   39.317523] br0: port 1(c1) entered disabled state
[   39.317788] c1 (unregistering): left allmulticast mode
[   39.317858] c1 (unregistering): left promiscuous mode
[   39.317925] br0: port 1(c1) entered disabled state
[   39.357541] br0: port 2(c2) entered disabled state
[   39.357868] c2 (unregistering): left allmulticast mode
[   39.357935] c2 (unregistering): left promiscuous mode
[   39.357994] br0: port 2(c2) entered disabled state
[   39.394529] br0: port 3(c3) entered disabled state
[   39.394775] c3 (unregistering): left allmulticast mode
[   39.394824] c3 (unregistering): left promiscuous mode
[   39.394863] br0: port 3(c3) entered disabled state
[   39.455546] br0: port 4(sender) entered disabled state
[   39.455771] sender (unregistering): left allmulticast mode
[   39.455821] sender (unregistering): left promiscuous mode
[   39.455860] br0: port 4(sender) entered disabled state