[  731.975940] br0: port 1(c1) entered blocking state
[  731.976004] br0: port 1(c1) entered disabled state
[  731.976075] c1: entered allmulticast mode
[  731.976154] c1: entered promiscuous mode
[  732.020155] br0: port 2(c2) entered blocking state
[  732.020253] br0: port 2(c2) entered disabled state
[  732.020320] c2: entered allmulticast mode
[  732.020430] c2: entered promiscuous mode
[  732.065300] br0: port 3(c3) entered blocking state
[  732.065367] br0: port 3(c3) entered disabled state
[  732.065439] c3: entered allmulticast mode
[  732.065520] c3: entered promiscuous mode
[  732.109974] br0: port 4(sender) entered blocking state
[  732.110063] br0: port 4(sender) entered disabled state
[  732.110129] sender: entered allmulticast mode
[  732.110217] sender: entered promiscuous mode
[  732.126851] br0: port 4(sender) entered blocking state
[  732.126943] br0: port 4(sender) entered forwarding state
[  732.126995] br0: port 3(c3) entered blocking state
[  732.127059] br0: port 3(c3) entered forwarding state
[  732.127108] br0: port 2(c2) entered blocking state
[  732.127154] br0: port 2(c2) entered forwarding state
[  732.127202] br0: port 1(c1) entered blocking state
[  732.127246] br0: port 1(c1) entered forwarding state
[  742.819579] br0: port 1(c1) entered disabled state
[  742.819957] c1 (unregistering): left allmulticast mode
[  742.820018] c1 (unregistering): left promiscuous mode
[  742.820075] br0: port 1(c1) entered disabled state
[  742.859566] br0: port 2(c2) entered disabled state
[  742.859964] c2 (unregistering): left allmulticast mode
[  742.860011] c2 (unregistering): left promiscuous mode
[  742.860080] br0: port 2(c2) entered disabled state
[  742.890568] br0: port 3(c3) entered disabled state
[  742.891019] c3 (unregistering): left allmulticast mode
[  742.891085] c3 (unregistering): left promiscuous mode
[  742.891127] br0: port 3(c3) entered disabled state
[  742.929580] br0: port 4(sender) entered disabled state
[  742.929952] sender (unregistering): left allmulticast mode
[  742.930015] sender (unregistering): left promiscuous mode
[  742.930061] br0: port 4(sender) entered disabled state