[  555.466855] br0: port 1(c1) entered blocking state
[  555.466938] br0: port 1(c1) entered disabled state
[  555.467004] c1: entered allmulticast mode
[  555.467087] c1: entered promiscuous mode
[  555.543035] br0: port 2(c2) entered blocking state
[  555.543113] br0: port 2(c2) entered disabled state
[  555.543169] c2: entered allmulticast mode
[  555.543248] c2: entered promiscuous mode
[  555.625577] br0: port 3(c3) entered blocking state
[  555.625640] br0: port 3(c3) entered disabled state
[  555.625699] c3: entered allmulticast mode
[  555.625787] c3: entered promiscuous mode
[  555.714110] br0: port 4(sender) entered blocking state
[  555.714186] br0: port 4(sender) entered disabled state
[  555.714244] sender: entered allmulticast mode
[  555.714330] sender: entered promiscuous mode
[  555.750275] br0: port 4(sender) entered blocking state
[  555.750336] br0: port 4(sender) entered forwarding state
[  555.750380] br0: port 3(c3) entered blocking state
[  555.750419] br0: port 3(c3) entered forwarding state
[  555.750459] br0: port 2(c2) entered blocking state
[  555.750497] br0: port 2(c2) entered forwarding state
[  555.750537] br0: port 1(c1) entered blocking state
[  555.750575] br0: port 1(c1) entered forwarding state
[  566.536907] br0: port 1(c1) entered disabled state
[  566.537196] c1 (unregistering): left allmulticast mode
[  566.537243] c1 (unregistering): left promiscuous mode
[  566.537287] br0: port 1(c1) entered disabled state
[  566.592128] br0: port 2(c2) entered disabled state
[  566.592440] c2 (unregistering): left allmulticast mode
[  566.592477] c2 (unregistering): left promiscuous mode
[  566.592510] br0: port 2(c2) entered disabled state
[  566.648008] br0: port 3(c3) entered disabled state
[  566.648343] c3 (unregistering): left allmulticast mode
[  566.648385] c3 (unregistering): left promiscuous mode
[  566.648420] br0: port 3(c3) entered disabled state
[  566.709921] br0: port 4(sender) entered disabled state
[  566.710195] sender (unregistering): left allmulticast mode
[  566.710246] sender (unregistering): left promiscuous mode
[  566.710294] br0: port 4(sender) entered disabled state