[  739.568840] br0: port 1(c1) entered blocking state
[  739.568907] br0: port 1(c1) entered disabled state
[  739.568966] c1: entered allmulticast mode
[  739.569054] c1: entered promiscuous mode
[  739.627673] br0: port 2(c2) entered blocking state
[  739.627781] br0: port 2(c2) entered disabled state
[  739.627854] c2: entered allmulticast mode
[  739.627937] c2: entered promiscuous mode
[  739.685080] br0: port 3(c3) entered blocking state
[  739.685142] br0: port 3(c3) entered disabled state
[  739.685195] c3: entered allmulticast mode
[  739.685262] c3: entered promiscuous mode
[  739.743668] br0: port 4(sender) entered blocking state
[  739.743765] br0: port 4(sender) entered disabled state
[  739.743837] sender: entered allmulticast mode
[  739.743946] sender: entered promiscuous mode
[  739.767688] br0: port 4(sender) entered blocking state
[  739.767786] br0: port 4(sender) entered forwarding state
[  739.767850] br0: port 3(c3) entered blocking state
[  739.767908] br0: port 3(c3) entered forwarding state
[  739.767965] br0: port 2(c2) entered blocking state
[  739.768018] br0: port 2(c2) entered forwarding state
[  739.768073] br0: port 1(c1) entered blocking state
[  739.768125] br0: port 1(c1) entered forwarding state
[  750.487581] br0: port 1(c1) entered disabled state
[  750.487900] c1 (unregistering): left allmulticast mode
[  750.487961] c1 (unregistering): left promiscuous mode
[  750.488019] br0: port 1(c1) entered disabled state
[  750.531529] br0: port 2(c2) entered disabled state
[  750.531899] c2 (unregistering): left allmulticast mode
[  750.531993] c2 (unregistering): left promiscuous mode
[  750.532067] br0: port 2(c2) entered disabled state
[  750.578531] br0: port 3(c3) entered disabled state
[  750.578788] c3 (unregistering): left allmulticast mode
[  750.578848] c3 (unregistering): left promiscuous mode
[  750.578904] br0: port 3(c3) entered disabled state
[  750.608512] br0: port 4(sender) entered disabled state
[  750.608854] sender (unregistering): left allmulticast mode
[  750.608942] sender (unregistering): left promiscuous mode
[  750.609001] br0: port 4(sender) entered disabled state