[  496.835429] br0: port 1(c1) entered blocking state
[  496.835495] br0: port 1(c1) entered disabled state
[  496.835555] c1: entered allmulticast mode
[  496.835638] c1: entered promiscuous mode
[  496.878856] br0: port 2(c2) entered blocking state
[  496.878916] br0: port 2(c2) entered disabled state
[  496.878974] c2: entered allmulticast mode
[  496.879051] c2: entered promiscuous mode
[  496.922683] br0: port 3(c3) entered blocking state
[  496.922745] br0: port 3(c3) entered disabled state
[  496.922793] c3: entered allmulticast mode
[  496.922857] c3: entered promiscuous mode
[  496.964800] br0: port 4(sender) entered blocking state
[  496.964860] br0: port 4(sender) entered disabled state
[  496.964904] sender: entered allmulticast mode
[  496.964978] sender: entered promiscuous mode
[  496.981678] br0: port 4(sender) entered blocking state
[  496.981735] br0: port 4(sender) entered forwarding state
[  496.981778] br0: port 3(c3) entered blocking state
[  496.981816] br0: port 3(c3) entered forwarding state
[  496.981853] br0: port 2(c2) entered blocking state
[  496.981890] br0: port 2(c2) entered forwarding state
[  496.981927] br0: port 1(c1) entered blocking state
[  496.981964] br0: port 1(c1) entered forwarding state
[  507.680261] br0: port 1(c1) entered disabled state
[  507.680678] c1 (unregistering): left allmulticast mode
[  507.680737] c1 (unregistering): left promiscuous mode
[  507.680783] br0: port 1(c1) entered disabled state
[  507.723308] br0: port 2(c2) entered disabled state
[  507.723682] c2 (unregistering): left allmulticast mode
[  507.723728] c2 (unregistering): left promiscuous mode
[  507.723772] br0: port 2(c2) entered disabled state
[  507.764196] br0: port 3(c3) entered disabled state
[  507.764488] c3 (unregistering): left allmulticast mode
[  507.764529] c3 (unregistering): left promiscuous mode
[  507.764569] br0: port 3(c3) entered disabled state
[  507.795166] br0: port 4(sender) entered disabled state
[  507.795492] sender (unregistering): left allmulticast mode
[  507.795547] sender (unregistering): left promiscuous mode
[  507.795594] br0: port 4(sender) entered disabled state