[  517.927934] bond0: (slave eth0): making interface the new active one
[  517.928003] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.131349] bond0: (slave eth0): Releasing backup interface
[  522.214497] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.360236] bond0: (slave eth0): Releasing backup interface
[  526.397192] bond0 (unregistering): Released all slaves