[  474.456427] br0: port 1(c1) entered blocking state
[  474.456505] br0: port 1(c1) entered disabled state
[  474.456586] c1: entered allmulticast mode
[  474.456663] c1: entered promiscuous mode
[  474.511834] br0: port 2(c2) entered blocking state
[  474.511965] br0: port 2(c2) entered disabled state
[  474.512058] c2: entered allmulticast mode
[  474.512165] c2: entered promiscuous mode
[  474.566460] br0: port 3(c3) entered blocking state
[  474.566524] br0: port 3(c3) entered disabled state
[  474.566587] c3: entered allmulticast mode
[  474.566664] c3: entered promiscuous mode
[  474.616171] br0: port 4(sender) entered blocking state
[  474.616259] br0: port 4(sender) entered disabled state
[  474.616327] sender: entered allmulticast mode
[  474.616415] sender: entered promiscuous mode
[  474.635336] br0: port 4(sender) entered blocking state
[  474.635428] br0: port 4(sender) entered forwarding state
[  474.635483] br0: port 3(c3) entered blocking state
[  474.635532] br0: port 3(c3) entered forwarding state
[  474.635581] br0: port 2(c2) entered blocking state
[  474.635628] br0: port 2(c2) entered forwarding state
[  474.635676] br0: port 1(c1) entered blocking state
[  474.635723] br0: port 1(c1) entered forwarding state
[  485.337142] br0: port 1(c1) entered disabled state
[  485.337451] c1 (unregistering): left allmulticast mode
[  485.337527] c1 (unregistering): left promiscuous mode
[  485.337559] br0: port 1(c1) entered disabled state
[  485.376109] br0: port 2(c2) entered disabled state
[  485.376408] c2 (unregistering): left allmulticast mode
[  485.376450] c2 (unregistering): left promiscuous mode
[  485.376490] br0: port 2(c2) entered disabled state
[  485.410125] br0: port 3(c3) entered disabled state
[  485.410470] c3 (unregistering): left allmulticast mode
[  485.410525] c3 (unregistering): left promiscuous mode
[  485.410564] br0: port 3(c3) entered disabled state
[  485.447124] br0: port 4(sender) entered disabled state
[  485.447496] sender (unregistering): left allmulticast mode
[  485.447557] sender (unregistering): left promiscuous mode
[  485.447597] br0: port 4(sender) entered disabled state