[   12.645183] br0: port 1(c1) entered blocking state
[   12.645226] br0: port 1(c1) entered disabled state
[   12.645252] c1: entered allmulticast mode
[   12.645290] c1: entered promiscuous mode
[   12.660193] br0: port 2(c2) entered blocking state
[   12.660226] br0: port 2(c2) entered disabled state
[   12.660251] c2: entered allmulticast mode
[   12.660287] c2: entered promiscuous mode
[   12.675316] br0: port 3(c3) entered blocking state
[   12.675380] br0: port 3(c3) entered disabled state
[   12.675440] c3: entered allmulticast mode
[   12.675509] c3: entered promiscuous mode
[   12.690765] br0: port 4(sender) entered blocking state
[   12.690797] br0: port 4(sender) entered disabled state
[   12.690831] sender: entered allmulticast mode
[   12.690880] sender: entered promiscuous mode
[   12.696941] br0: port 4(sender) entered blocking state
[   12.696974] br0: port 4(sender) entered forwarding state
[   12.697005] br0: port 3(c3) entered blocking state
[   12.697031] br0: port 3(c3) entered forwarding state
[   12.697064] br0: port 2(c2) entered blocking state
[   12.697093] br0: port 2(c2) entered forwarding state
[   12.697121] br0: port 1(c1) entered blocking state
[   12.697152] br0: port 1(c1) entered forwarding state
[   23.372927] br0: port 1(c1) entered disabled state
[   23.373091] c1 (unregistering): left allmulticast mode
[   23.373122] c1 (unregistering): left promiscuous mode
[   23.373149] br0: port 1(c1) entered disabled state
[   23.397906] br0: port 2(c2) entered disabled state
[   23.398037] c2 (unregistering): left allmulticast mode
[   23.398069] c2 (unregistering): left promiscuous mode
[   23.398092] br0: port 2(c2) entered disabled state
[   23.416908] sender: left allmulticast mode
[   23.416933] sender: left promiscuous mode
[   23.416968] br0: port 4(sender) entered disabled state
[   23.417160] c3: left allmulticast mode
[   23.417178] c3: left promiscuous mode
[   23.417196] br0: port 3(c3) entered disabled state