[   11.535472] br0: port 1(c1) entered blocking state
[   11.535521] br0: port 1(c1) entered disabled state
[   11.535558] c1: entered allmulticast mode
[   11.535612] c1: entered promiscuous mode
[   11.548943] br0: port 2(c2) entered blocking state
[   11.548979] br0: port 2(c2) entered disabled state
[   11.549012] c2: entered allmulticast mode
[   11.549050] c2: entered promiscuous mode
[   11.562337] br0: port 3(c3) entered blocking state
[   11.562372] br0: port 3(c3) entered disabled state
[   11.562402] c3: entered allmulticast mode
[   11.562443] c3: entered promiscuous mode
[   11.575791] br0: port 4(sender) entered blocking state
[   11.575856] br0: port 4(sender) entered disabled state
[   11.575925] sender: entered allmulticast mode
[   11.576014] sender: entered promiscuous mode
[   11.581253] br0: port 4(sender) entered blocking state
[   11.581289] br0: port 4(sender) entered forwarding state
[   11.581319] br0: port 3(c3) entered blocking state
[   11.581351] br0: port 3(c3) entered forwarding state
[   11.581381] br0: port 2(c2) entered blocking state
[   11.581417] br0: port 2(c2) entered forwarding state
[   11.581441] br0: port 1(c1) entered blocking state
[   11.581466] br0: port 1(c1) entered forwarding state
[   22.230676] br0: port 1(c1) entered disabled state
[   22.230948] c1 (unregistering): left allmulticast mode
[   22.231006] c1 (unregistering): left promiscuous mode
[   22.231061] br0: port 1(c1) entered disabled state
[   22.265676] br0: port 3(c3) entered disabled state
[   22.265779] br0: port 2(c2) entered disabled state
[   22.266126] c3 (unregistering): left allmulticast mode
[   22.266226] c3 (unregistering): left promiscuous mode
[   22.266280] br0: port 3(c3) entered disabled state
[   22.266519] c2 (unregistering): left allmulticast mode
[   22.266574] c2 (unregistering): left promiscuous mode
[   22.266645] br0: port 2(c2) entered disabled state
[   22.281686] sender: left allmulticast mode
[   22.281740] sender: left promiscuous mode
[   22.281796] br0: port 4(sender) entered disabled state