[   10.877877] br0: port 1(c1) entered blocking state
[   10.877923] br0: port 1(c1) entered disabled state
[   10.877952] c1: entered allmulticast mode
[   10.877998] c1: entered promiscuous mode
[   10.890189] br0: port 2(c2) entered blocking state
[   10.890252] br0: port 2(c2) entered disabled state
[   10.890315] c2: entered allmulticast mode
[   10.890392] c2: entered promiscuous mode
[   10.902394] br0: port 3(c3) entered blocking state
[   10.902430] br0: port 3(c3) entered disabled state
[   10.902455] c3: entered allmulticast mode
[   10.902504] c3: entered promiscuous mode
[   10.914726] br0: port 4(sender) entered blocking state
[   10.914757] br0: port 4(sender) entered disabled state
[   10.914789] sender: entered allmulticast mode
[   10.914833] sender: entered promiscuous mode
[   10.919606] br0: port 4(sender) entered blocking state
[   10.919677] br0: port 4(sender) entered forwarding state
[   10.919735] br0: port 3(c3) entered blocking state
[   10.919788] br0: port 3(c3) entered forwarding state
[   10.919849] br0: port 2(c2) entered blocking state
[   10.919903] br0: port 2(c2) entered forwarding state
[   10.919963] br0: port 1(c1) entered blocking state
[   10.920017] br0: port 1(c1) entered forwarding state
[   21.614748] br0: port 1(c1) entered disabled state
[   21.615063] c1 (unregistering): left allmulticast mode
[   21.615167] c1 (unregistering): left promiscuous mode
[   21.615235] br0: port 1(c1) entered disabled state
[   21.648752] br0: port 3(c3) entered disabled state
[   21.648878] br0: port 2(c2) entered disabled state
[   21.649057] c3 (unregistering): left allmulticast mode
[   21.649119] c3 (unregistering): left promiscuous mode
[   21.649220] br0: port 3(c3) entered disabled state
[   21.649526] c2 (unregistering): left allmulticast mode
[   21.649587] c2 (unregistering): left promiscuous mode
[   21.649649] br0: port 2(c2) entered disabled state
[   21.668729] sender: left allmulticast mode
[   21.668793] sender: left promiscuous mode
[   21.668859] br0: port 4(sender) entered disabled state