[  517.794593] bond0: (slave eth0): making interface the new active one
[  517.794683] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.000676] bond0: (slave eth0): Releasing backup interface
[  522.081995] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.230213] bond0: (slave eth0): Releasing backup interface
[  526.254180] bond0 (unregistering): Released all slaves