[  517.861095] bond0: (slave eth0): making interface the new active one
[  517.861206] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.062635] bond0: (slave eth0): Releasing backup interface
[  522.142543] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.285250] bond0: (slave eth0): Releasing backup interface
[  526.323236] bond0 (unregistering): Released all slaves