[  738.709774] br0: port 1(c1) entered blocking state
[  738.709849] br0: port 1(c1) entered disabled state
[  738.709924] c1: entered allmulticast mode
[  738.710003] c1: entered promiscuous mode
[  738.764852] br0: port 2(c2) entered blocking state
[  738.764970] br0: port 2(c2) entered disabled state
[  738.765063] c2: entered allmulticast mode
[  738.765161] c2: entered promiscuous mode
[  738.822764] br0: port 3(c3) entered blocking state
[  738.822835] br0: port 3(c3) entered disabled state
[  738.822908] c3: entered allmulticast mode
[  738.822998] c3: entered promiscuous mode
[  738.880972] br0: port 4(sender) entered blocking state
[  738.881062] br0: port 4(sender) entered disabled state
[  738.881132] sender: entered allmulticast mode
[  738.881246] sender: entered promiscuous mode
[  738.903520] br0: port 4(sender) entered blocking state
[  738.903603] br0: port 4(sender) entered forwarding state
[  738.903667] br0: port 3(c3) entered blocking state
[  738.903733] br0: port 3(c3) entered forwarding state
[  738.903792] br0: port 2(c2) entered blocking state
[  738.903857] br0: port 2(c2) entered forwarding state
[  738.903917] br0: port 1(c1) entered blocking state
[  738.903977] br0: port 1(c1) entered forwarding state
[  749.632507] br0: port 1(c1) entered disabled state
[  749.632883] c1 (unregistering): left allmulticast mode
[  749.632956] c1 (unregistering): left promiscuous mode
[  749.633020] br0: port 1(c1) entered disabled state
[  749.671506] br0: port 2(c2) entered disabled state
[  749.671841] c2 (unregistering): left allmulticast mode
[  749.671919] c2 (unregistering): left promiscuous mode
[  749.671983] br0: port 2(c2) entered disabled state
[  749.717448] br0: port 3(c3) entered disabled state
[  749.717828] c3 (unregistering): left allmulticast mode
[  749.717924] c3 (unregistering): left promiscuous mode
[  749.717977] br0: port 3(c3) entered disabled state
[  749.752667] br0: port 4(sender) entered disabled state
[  749.752925] sender (unregistering): left allmulticast mode
[  749.752985] sender (unregistering): left promiscuous mode
[  749.753037] br0: port 4(sender) entered disabled state