[  489.213175] br0: port 1(c1) entered blocking state
[  489.213245] br0: port 1(c1) entered disabled state
[  489.213303] c1: entered allmulticast mode
[  489.213377] c1: entered promiscuous mode
[  489.268932] br0: port 2(c2) entered blocking state
[  489.269006] br0: port 2(c2) entered disabled state
[  489.269083] c2: entered allmulticast mode
[  489.269174] c2: entered promiscuous mode
[  489.328033] br0: port 3(c3) entered blocking state
[  489.328101] br0: port 3(c3) entered disabled state
[  489.328155] c3: entered allmulticast mode
[  489.328234] c3: entered promiscuous mode
[  489.382139] br0: port 4(sender) entered blocking state
[  489.382218] br0: port 4(sender) entered disabled state
[  489.382281] sender: entered allmulticast mode
[  489.382361] sender: entered promiscuous mode
[  489.402802] br0: port 4(sender) entered blocking state
[  489.402857] br0: port 4(sender) entered forwarding state
[  489.402903] br0: port 3(c3) entered blocking state
[  489.402944] br0: port 3(c3) entered forwarding state
[  489.402987] br0: port 2(c2) entered blocking state
[  489.403028] br0: port 2(c2) entered forwarding state
[  489.403084] br0: port 1(c1) entered blocking state
[  489.403129] br0: port 1(c1) entered forwarding state
[  500.120293] br0: port 1(c1) entered disabled state
[  500.120690] c1 (unregistering): left allmulticast mode
[  500.120765] c1 (unregistering): left promiscuous mode
[  500.120820] br0: port 1(c1) entered disabled state
[  500.153264] br0: port 2(c2) entered disabled state
[  500.153597] c2 (unregistering): left allmulticast mode
[  500.153647] c2 (unregistering): left promiscuous mode
[  500.153699] br0: port 2(c2) entered disabled state
[  500.195299] br0: port 3(c3) entered disabled state
[  500.195731] c3 (unregistering): left allmulticast mode
[  500.195805] c3 (unregistering): left promiscuous mode
[  500.195854] br0: port 3(c3) entered disabled state
[  500.235275] br0: port 4(sender) entered disabled state
[  500.235643] sender (unregistering): left allmulticast mode
[  500.235713] sender (unregistering): left promiscuous mode
[  500.235756] br0: port 4(sender) entered disabled state