[   11.260552] br0: port 1(c1) entered blocking state
[   11.260594] br0: port 1(c1) entered disabled state
[   11.260626] c1: entered allmulticast mode
[   11.260668] c1: entered promiscuous mode
[   11.277492] br0: port 2(c2) entered blocking state
[   11.277523] br0: port 2(c2) entered disabled state
[   11.277556] c2: entered allmulticast mode
[   11.277597] c2: entered promiscuous mode
[   11.294354] br0: port 3(c3) entered blocking state
[   11.294415] br0: port 3(c3) entered disabled state
[   11.294479] c3: entered allmulticast mode
[   11.294553] c3: entered promiscuous mode
[   11.311348] br0: port 4(sender) entered blocking state
[   11.311378] br0: port 4(sender) entered disabled state
[   11.311408] sender: entered allmulticast mode
[   11.311458] sender: entered promiscuous mode
[   11.318100] br0: port 4(sender) entered blocking state
[   11.318163] br0: port 4(sender) entered forwarding state
[   11.318229] br0: port 3(c3) entered blocking state
[   11.318290] br0: port 3(c3) entered forwarding state
[   11.318352] br0: port 2(c2) entered blocking state
[   11.318412] br0: port 2(c2) entered forwarding state
[   11.318474] br0: port 1(c1) entered blocking state
[   11.318535] br0: port 1(c1) entered forwarding state
[   21.982990] br0: port 1(c1) entered disabled state
[   21.983214] c1 (unregistering): left allmulticast mode
[   21.983246] c1 (unregistering): left promiscuous mode
[   21.983273] br0: port 1(c1) entered disabled state
[   21.999263] br0: port 2(c2) entered disabled state
[   21.999460] c2 (unregistering): left allmulticast mode
[   21.999523] c2 (unregistering): left promiscuous mode
[   21.999558] br0: port 2(c2) entered disabled state
[   22.010161] br0: port 3(c3) entered disabled state
[   22.010315] c3 (unregistering): left allmulticast mode
[   22.010354] c3 (unregistering): left promiscuous mode
[   22.010380] br0: port 3(c3) entered disabled state
[   22.023180] br0: port 4(sender) entered disabled state
[   22.023391] sender (unregistering): left allmulticast mode
[   22.023434] sender (unregistering): left promiscuous mode
[   22.023466] br0: port 4(sender) entered disabled state