[  743.881504] br0: port 1(c1) entered blocking state
[  743.881574] br0: port 1(c1) entered disabled state
[  743.881624] c1: entered allmulticast mode
[  743.881691] c1: entered promiscuous mode
[  743.936353] br0: port 2(c2) entered blocking state
[  743.936414] br0: port 2(c2) entered disabled state
[  743.936485] c2: entered allmulticast mode
[  743.936561] c2: entered promiscuous mode
[  743.988463] br0: port 3(c3) entered blocking state
[  743.988520] br0: port 3(c3) entered disabled state
[  743.988588] c3: entered allmulticast mode
[  743.988682] c3: entered promiscuous mode
[  744.041488] br0: port 4(sender) entered blocking state
[  744.041570] br0: port 4(sender) entered disabled state
[  744.041639] sender: entered allmulticast mode
[  744.041745] sender: entered promiscuous mode
[  744.062206] br0: port 4(sender) entered blocking state
[  744.062287] br0: port 4(sender) entered forwarding state
[  744.062348] br0: port 3(c3) entered blocking state
[  744.062406] br0: port 3(c3) entered forwarding state
[  744.062469] br0: port 2(c2) entered blocking state
[  744.062528] br0: port 2(c2) entered forwarding state
[  744.062583] br0: port 1(c1) entered blocking state
[  744.062638] br0: port 1(c1) entered forwarding state
[  754.774617] br0: port 1(c1) entered disabled state
[  754.774925] c1 (unregistering): left allmulticast mode
[  754.774991] c1 (unregistering): left promiscuous mode
[  754.775050] br0: port 1(c1) entered disabled state
[  754.825628] br0: port 2(c2) entered disabled state
[  754.826220] c2 (unregistering): left allmulticast mode
[  754.826294] c2 (unregistering): left promiscuous mode
[  754.826352] br0: port 2(c2) entered disabled state
[  754.874772] br0: port 3(c3) entered disabled state
[  754.875158] c3 (unregistering): left allmulticast mode
[  754.875229] c3 (unregistering): left promiscuous mode
[  754.875282] br0: port 3(c3) entered disabled state
[  754.920597] br0: port 4(sender) entered disabled state
[  754.920873] sender (unregistering): left allmulticast mode
[  754.920924] sender (unregistering): left promiscuous mode
[  754.920978] br0: port 4(sender) entered disabled state