[    9.709871] br0: port 1(c1) entered blocking state
[    9.709955] br0: port 1(c1) entered disabled state
[    9.710023] c1: entered allmulticast mode
[    9.710101] c1: entered promiscuous mode
[    9.724199] br0: port 2(c2) entered blocking state
[    9.724237] br0: port 2(c2) entered disabled state
[    9.724270] c2: entered allmulticast mode
[    9.724314] c2: entered promiscuous mode
[    9.738268] br0: port 3(c3) entered blocking state
[    9.738331] br0: port 3(c3) entered disabled state
[    9.738404] c3: entered allmulticast mode
[    9.738481] c3: entered promiscuous mode
[    9.752284] br0: port 4(sender) entered blocking state
[    9.752350] br0: port 4(sender) entered disabled state
[    9.752426] sender: entered allmulticast mode
[    9.752509] sender: entered promiscuous mode
[    9.757887] br0: port 4(sender) entered blocking state
[    9.757920] br0: port 4(sender) entered forwarding state
[    9.757951] br0: port 3(c3) entered blocking state
[    9.757978] br0: port 3(c3) entered forwarding state
[    9.758016] br0: port 2(c2) entered blocking state
[    9.758050] br0: port 2(c2) entered forwarding state
[    9.758081] br0: port 1(c1) entered blocking state
[    9.758104] br0: port 1(c1) entered forwarding state
[   20.394500] br0: port 1(c1) entered disabled state
[   20.394801] c1 (unregistering): left allmulticast mode
[   20.394852] c1 (unregistering): left promiscuous mode
[   20.394881] br0: port 1(c1) entered disabled state
[   20.408336] br0: port 2(c2) entered disabled state
[   20.408500] c2 (unregistering): left allmulticast mode
[   20.408537] c2 (unregistering): left promiscuous mode
[   20.408563] br0: port 2(c2) entered disabled state
[   20.424336] br0: port 3(c3) entered disabled state
[   20.424475] c3 (unregistering): left allmulticast mode
[   20.424503] c3 (unregistering): left promiscuous mode
[   20.424532] br0: port 3(c3) entered disabled state
[   20.441360] br0: port 4(sender) entered disabled state
[   20.441550] sender (unregistering): left allmulticast mode
[   20.441587] sender (unregistering): left promiscuous mode
[   20.441615] br0: port 4(sender) entered disabled state