[  637.301563] br0: port 1(c1) entered blocking state
[  637.301622] br0: port 1(c1) entered disabled state
[  637.301685] c1: entered allmulticast mode
[  637.301758] c1: entered promiscuous mode
[  637.352046] br0: port 2(c2) entered blocking state
[  637.352104] br0: port 2(c2) entered disabled state
[  637.352158] c2: entered allmulticast mode
[  637.352225] c2: entered promiscuous mode
[  637.406154] br0: port 3(c3) entered blocking state
[  637.406269] br0: port 3(c3) entered disabled state
[  637.406356] c3: entered allmulticast mode
[  637.406451] c3: entered promiscuous mode
[  637.458586] br0: port 4(sender) entered blocking state
[  637.458648] br0: port 4(sender) entered disabled state
[  637.458707] sender: entered allmulticast mode
[  637.458813] sender: entered promiscuous mode
[  637.480555] br0: port 4(sender) entered blocking state
[  637.480611] br0: port 4(sender) entered forwarding state
[  637.480671] br0: port 3(c3) entered blocking state
[  637.480715] br0: port 3(c3) entered forwarding state
[  637.480762] br0: port 2(c2) entered blocking state
[  637.480810] br0: port 2(c2) entered forwarding state
[  637.480858] br0: port 1(c1) entered blocking state
[  637.480907] br0: port 1(c1) entered forwarding state
[  648.177910] br0: port 1(c1) entered disabled state
[  648.178228] c1 (unregistering): left allmulticast mode
[  648.178273] c1 (unregistering): left promiscuous mode
[  648.178311] br0: port 1(c1) entered disabled state
[  648.217915] br0: port 2(c2) entered disabled state
[  648.218257] c2 (unregistering): left allmulticast mode
[  648.218319] c2 (unregistering): left promiscuous mode
[  648.218372] br0: port 2(c2) entered disabled state
[  648.251922] br0: port 3(c3) entered disabled state
[  648.252187] c3 (unregistering): left allmulticast mode
[  648.252242] c3 (unregistering): left promiscuous mode
[  648.252293] br0: port 3(c3) entered disabled state
[  648.287918] br0: port 4(sender) entered disabled state
[  648.288263] sender (unregistering): left allmulticast mode
[  648.288309] sender (unregistering): left promiscuous mode
[  648.288361] br0: port 4(sender) entered disabled state