[  570.888227] br0: port 1(c1) entered blocking state
[  570.888305] br0: port 1(c1) entered disabled state
[  570.888356] c1: entered allmulticast mode
[  570.888431] c1: entered promiscuous mode
[  570.995026] br0: port 2(c2) entered blocking state
[  570.995097] br0: port 2(c2) entered disabled state
[  570.995162] c2: entered allmulticast mode
[  570.995244] c2: entered promiscuous mode
[  571.097759] br0: port 3(c3) entered blocking state
[  571.097872] br0: port 3(c3) entered disabled state
[  571.097943] c3: entered allmulticast mode
[  571.098046] c3: entered promiscuous mode
[  571.189851] br0: port 4(sender) entered blocking state
[  571.189910] br0: port 4(sender) entered disabled state
[  571.189966] sender: entered allmulticast mode
[  571.190054] sender: entered promiscuous mode
[  571.225285] br0: port 4(sender) entered blocking state
[  571.225357] br0: port 4(sender) entered forwarding state
[  571.225409] br0: port 3(c3) entered blocking state
[  571.225459] br0: port 3(c3) entered forwarding state
[  571.225504] br0: port 2(c2) entered blocking state
[  571.225543] br0: port 2(c2) entered forwarding state
[  571.225584] br0: port 1(c1) entered blocking state
[  571.225626] br0: port 1(c1) entered forwarding state
[  582.071300] br0: port 1(c1) entered disabled state
[  582.071660] c1 (unregistering): left allmulticast mode
[  582.071718] c1 (unregistering): left promiscuous mode
[  582.071766] br0: port 1(c1) entered disabled state
[  582.133023] br0: port 2(c2) entered disabled state
[  582.133329] c2 (unregistering): left allmulticast mode
[  582.133384] c2 (unregistering): left promiscuous mode
[  582.133436] br0: port 2(c2) entered disabled state
[  582.203042] br0: port 3(c3) entered disabled state
[  582.203399] c3 (unregistering): left allmulticast mode
[  582.203461] c3 (unregistering): left promiscuous mode
[  582.203529] br0: port 3(c3) entered disabled state
[  582.268066] br0: port 4(sender) entered disabled state
[  582.268427] sender (unregistering): left allmulticast mode
[  582.268476] sender (unregistering): left promiscuous mode
[  582.268530] br0: port 4(sender) entered disabled state