[  577.353052] br0: port 1(c1) entered blocking state
[  577.353131] br0: port 1(c1) entered disabled state
[  577.353185] c1: entered allmulticast mode
[  577.353248] c1: entered promiscuous mode
[  577.438665] br0: port 2(c2) entered blocking state
[  577.438744] br0: port 2(c2) entered disabled state
[  577.438816] c2: entered allmulticast mode
[  577.438902] c2: entered promiscuous mode
[  577.534910] br0: port 3(c3) entered blocking state
[  577.535002] br0: port 3(c3) entered disabled state
[  577.535074] c3: entered allmulticast mode
[  577.535151] c3: entered promiscuous mode
[  577.617817] br0: port 4(sender) entered blocking state
[  577.617901] br0: port 4(sender) entered disabled state
[  577.617961] sender: entered allmulticast mode
[  577.618041] sender: entered promiscuous mode
[  577.651100] br0: port 4(sender) entered blocking state
[  577.651175] br0: port 4(sender) entered forwarding state
[  577.651230] br0: port 3(c3) entered blocking state
[  577.651278] br0: port 3(c3) entered forwarding state
[  577.651322] br0: port 2(c2) entered blocking state
[  577.651362] br0: port 2(c2) entered forwarding state
[  577.651408] br0: port 1(c1) entered blocking state
[  577.651447] br0: port 1(c1) entered forwarding state
[  588.472938] br0: port 1(c1) entered disabled state
[  588.473232] c1 (unregistering): left allmulticast mode
[  588.473287] c1 (unregistering): left promiscuous mode
[  588.473331] br0: port 1(c1) entered disabled state
[  588.531974] br0: port 2(c2) entered disabled state
[  588.532323] c2 (unregistering): left allmulticast mode
[  588.532377] c2 (unregistering): left promiscuous mode
[  588.532426] br0: port 2(c2) entered disabled state
[  588.585944] br0: port 3(c3) entered disabled state
[  588.586208] c3 (unregistering): left allmulticast mode
[  588.586263] c3 (unregistering): left promiscuous mode
[  588.586305] br0: port 3(c3) entered disabled state
[  588.650885] br0: port 4(sender) entered disabled state
[  588.651124] sender (unregistering): left allmulticast mode
[  588.651165] sender (unregistering): left promiscuous mode
[  588.651204] br0: port 4(sender) entered disabled state