[   11.222642] br0: port 1(c1) entered blocking state
[   11.222720] br0: port 1(c1) entered disabled state
[   11.222798] c1: entered allmulticast mode
[   11.222877] c1: entered promiscuous mode
[   11.239647] br0: port 2(c2) entered blocking state
[   11.239679] br0: port 2(c2) entered disabled state
[   11.239717] c2: entered allmulticast mode
[   11.239756] c2: entered promiscuous mode
[   11.256582] br0: port 3(c3) entered blocking state
[   11.256614] br0: port 3(c3) entered disabled state
[   11.256650] c3: entered allmulticast mode
[   11.256687] c3: entered promiscuous mode
[   11.273370] br0: port 4(sender) entered blocking state
[   11.273428] br0: port 4(sender) entered disabled state
[   11.273492] sender: entered allmulticast mode
[   11.273575] sender: entered promiscuous mode
[   11.280219] br0: port 4(sender) entered blocking state
[   11.280250] br0: port 4(sender) entered forwarding state
[   11.280288] br0: port 3(c3) entered blocking state
[   11.280320] br0: port 3(c3) entered forwarding state
[   11.280348] br0: port 2(c2) entered blocking state
[   11.280377] br0: port 2(c2) entered forwarding state
[   11.280405] br0: port 1(c1) entered blocking state
[   11.280433] br0: port 1(c1) entered forwarding state
[   21.994998] br0: port 1(c1) entered disabled state
[   21.995180] c1 (unregistering): left allmulticast mode
[   21.995211] c1 (unregistering): left promiscuous mode
[   21.995248] br0: port 1(c1) entered disabled state
[   22.008968] br0: port 2(c2) entered disabled state
[   22.009135] c2 (unregistering): left allmulticast mode
[   22.009165] c2 (unregistering): left promiscuous mode
[   22.009197] br0: port 2(c2) entered disabled state
[   22.022877] br0: port 3(c3) entered disabled state
[   22.023015] c3 (unregistering): left allmulticast mode
[   22.023048] c3 (unregistering): left promiscuous mode
[   22.023086] br0: port 3(c3) entered disabled state
[   22.036659] br0: port 4(sender) entered disabled state
[   22.036812] sender (unregistering): left allmulticast mode
[   22.036843] sender (unregistering): left promiscuous mode
[   22.036872] br0: port 4(sender) entered disabled state