[  566.943360] br0: port 1(c1) entered blocking state
[  566.943422] br0: port 1(c1) entered disabled state
[  566.943472] c1: entered allmulticast mode
[  566.943530] c1: entered promiscuous mode
[  567.017210] br0: port 2(c2) entered blocking state
[  567.017282] br0: port 2(c2) entered disabled state
[  567.017356] c2: entered allmulticast mode
[  567.017431] c2: entered promiscuous mode
[  567.093621] br0: port 3(c3) entered blocking state
[  567.093680] br0: port 3(c3) entered disabled state
[  567.093731] c3: entered allmulticast mode
[  567.093821] c3: entered promiscuous mode
[  567.169257] br0: port 4(sender) entered blocking state
[  567.169316] br0: port 4(sender) entered disabled state
[  567.169368] sender: entered allmulticast mode
[  567.169437] sender: entered promiscuous mode
[  567.200283] br0: port 4(sender) entered blocking state
[  567.200334] br0: port 4(sender) entered forwarding state
[  567.200382] br0: port 3(c3) entered blocking state
[  567.200419] br0: port 3(c3) entered forwarding state
[  567.200456] br0: port 2(c2) entered blocking state
[  567.200491] br0: port 2(c2) entered forwarding state
[  567.200537] br0: port 1(c1) entered blocking state
[  567.200573] br0: port 1(c1) entered forwarding state
[  577.976843] br0: port 1(c1) entered disabled state
[  577.977095] c1 (unregistering): left allmulticast mode
[  577.977139] c1 (unregistering): left promiscuous mode
[  577.977177] br0: port 1(c1) entered disabled state
[  578.033826] br0: port 2(c2) entered disabled state
[  578.034384] c2 (unregistering): left allmulticast mode
[  578.034427] c2 (unregistering): left promiscuous mode
[  578.034458] br0: port 2(c2) entered disabled state
[  578.087832] br0: port 3(c3) entered disabled state
[  578.088160] c3 (unregistering): left allmulticast mode
[  578.088201] c3 (unregistering): left promiscuous mode
[  578.088231] br0: port 3(c3) entered disabled state
[  578.154838] br0: port 4(sender) entered disabled state
[  578.155127] sender (unregistering): left allmulticast mode
[  578.155170] sender (unregistering): left promiscuous mode
[  578.155219] br0: port 4(sender) entered disabled state