[  740.245465] bond0: (slave eth0): making interface the new active one
[  740.245556] bond0: (slave eth0): Enslaving as an active interface with an up link
[  744.400826] bond0: (slave eth0): Releasing backup interface
[  744.473663] bond0: (slave eth0): Enslaving as an active interface with an up link
[  748.621967] bond0: (slave eth0): Releasing backup interface
[  748.638925] bond0 (unregistering): Released all slaves