[  670.663719] br0: port 1(c1) entered blocking state
[  670.663784] br0: port 1(c1) entered disabled state
[  670.663838] c1: entered allmulticast mode
[  670.663918] c1: entered promiscuous mode
[  670.711945] br0: port 2(c2) entered blocking state
[  670.712038] br0: port 2(c2) entered disabled state
[  670.712107] c2: entered allmulticast mode
[  670.712198] c2: entered promiscuous mode
[  670.761070] br0: port 3(c3) entered blocking state
[  670.761136] br0: port 3(c3) entered disabled state
[  670.761196] c3: entered allmulticast mode
[  670.761268] c3: entered promiscuous mode
[  670.809433] br0: port 4(sender) entered blocking state
[  670.809528] br0: port 4(sender) entered disabled state
[  670.809600] sender: entered allmulticast mode
[  670.809750] sender: entered promiscuous mode
[  670.828047] br0: port 4(sender) entered blocking state
[  670.828139] br0: port 4(sender) entered forwarding state
[  670.828208] br0: port 3(c3) entered blocking state
[  670.828271] br0: port 3(c3) entered forwarding state
[  670.828327] br0: port 2(c2) entered blocking state
[  670.828385] br0: port 2(c2) entered forwarding state
[  670.828454] br0: port 1(c1) entered blocking state
[  670.828507] br0: port 1(c1) entered forwarding state
[  681.561852] br0: port 1(c1) entered disabled state
[  681.562112] c1 (unregistering): left allmulticast mode
[  681.562180] c1 (unregistering): left promiscuous mode
[  681.562229] br0: port 1(c1) entered disabled state
[  681.597808] br0: port 2(c2) entered disabled state
[  681.598285] c2 (unregistering): left allmulticast mode
[  681.598343] c2 (unregistering): left promiscuous mode
[  681.598387] br0: port 2(c2) entered disabled state
[  681.643825] br0: port 3(c3) entered disabled state
[  681.644104] c3 (unregistering): left allmulticast mode
[  681.644161] c3 (unregistering): left promiscuous mode
[  681.644208] br0: port 3(c3) entered disabled state
[  681.673893] br0: port 4(sender) entered disabled state
[  681.674170] sender (unregistering): left allmulticast mode
[  681.674226] sender (unregistering): left promiscuous mode
[  681.674273] br0: port 4(sender) entered disabled state