[  499.895752] br0: port 1(c1) entered blocking state
[  499.895810] br0: port 1(c1) entered disabled state
[  499.895870] c1: entered allmulticast mode
[  499.895937] c1: entered promiscuous mode
[  499.952757] br0: port 2(c2) entered blocking state
[  499.952820] br0: port 2(c2) entered disabled state
[  499.952884] c2: entered allmulticast mode
[  499.952955] c2: entered promiscuous mode
[  500.009386] br0: port 3(c3) entered blocking state
[  500.009453] br0: port 3(c3) entered disabled state
[  500.009527] c3: entered allmulticast mode
[  500.009611] c3: entered promiscuous mode
[  500.067927] br0: port 4(sender) entered blocking state
[  500.067987] br0: port 4(sender) entered disabled state
[  500.068043] sender: entered allmulticast mode
[  500.068138] sender: entered promiscuous mode
[  500.090168] br0: port 4(sender) entered blocking state
[  500.090227] br0: port 4(sender) entered forwarding state
[  500.090280] br0: port 3(c3) entered blocking state
[  500.090322] br0: port 3(c3) entered forwarding state
[  500.090365] br0: port 2(c2) entered blocking state
[  500.090405] br0: port 2(c2) entered forwarding state
[  500.090444] br0: port 1(c1) entered blocking state
[  500.090487] br0: port 1(c1) entered forwarding state
[  510.815292] br0: port 1(c1) entered disabled state
[  510.815702] c1 (unregistering): left allmulticast mode
[  510.815769] c1 (unregistering): left promiscuous mode
[  510.815810] br0: port 1(c1) entered disabled state
[  510.861303] br0: port 2(c2) entered disabled state
[  510.861696] c2 (unregistering): left allmulticast mode
[  510.861753] c2 (unregistering): left promiscuous mode
[  510.861800] br0: port 2(c2) entered disabled state
[  510.903287] br0: port 3(c3) entered disabled state
[  510.903621] c3 (unregistering): left allmulticast mode
[  510.903667] c3 (unregistering): left promiscuous mode
[  510.903712] br0: port 3(c3) entered disabled state
[  510.949271] br0: port 4(sender) entered disabled state
[  510.949685] sender (unregistering): left allmulticast mode
[  510.949789] sender (unregistering): left promiscuous mode
[  510.949879] br0: port 4(sender) entered disabled state