[  517.790728] bond0: (slave eth0): making interface the new active one
[  517.790815] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.009674] bond0: (slave eth0): Releasing backup interface
[  522.127817] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.332082] bond0: (slave eth0): Releasing backup interface
[  526.376977] bond0 (unregistering): Released all slaves