[  531.124849] br0: port 1(c1) entered blocking state
[  531.124908] br0: port 1(c1) entered disabled state
[  531.124951] c1: entered allmulticast mode
[  531.125006] c1: entered promiscuous mode
[  531.141645] br0: port 2(c2) entered blocking state
[  531.141692] br0: port 2(c2) entered disabled state
[  531.141730] c2: entered allmulticast mode
[  531.141776] c2: entered promiscuous mode
[  531.157542] br0: port 3(c3) entered blocking state
[  531.157600] br0: port 3(c3) entered disabled state
[  531.157637] c3: entered allmulticast mode
[  531.157679] c3: entered promiscuous mode
[  531.173845] br0: port 4(sender) entered blocking state
[  531.173893] br0: port 4(sender) entered disabled state
[  531.173944] sender: entered allmulticast mode
[  531.174017] sender: entered promiscuous mode
[  531.180233] br0: port 4(sender) entered blocking state
[  531.180303] br0: port 4(sender) entered forwarding state
[  531.180372] br0: port 3(c3) entered blocking state
[  531.180435] br0: port 3(c3) entered forwarding state
[  531.180503] br0: port 2(c2) entered blocking state
[  531.180566] br0: port 2(c2) entered forwarding state
[  531.180642] br0: port 1(c1) entered blocking state
[  531.180709] br0: port 1(c1) entered forwarding state
[  541.854087] br0: port 1(c1) entered disabled state
[  541.854319] c1 (unregistering): left allmulticast mode
[  541.854353] c1 (unregistering): left promiscuous mode
[  541.854383] br0: port 1(c1) entered disabled state
[  541.894134] br0: port 3(c3) entered disabled state
[  541.894247] br0: port 2(c2) entered disabled state
[  541.894443] c3 (unregistering): left allmulticast mode
[  541.894477] c3 (unregistering): left promiscuous mode
[  541.894502] br0: port 3(c3) entered disabled state
[  541.894797] c2 (unregistering): left allmulticast mode
[  541.894826] c2 (unregistering): left promiscuous mode
[  541.894855] br0: port 2(c2) entered disabled state
[  541.925145] sender: left allmulticast mode
[  541.925192] sender: left promiscuous mode
[  541.925235] br0: port 4(sender) entered disabled state