[  522.688260] bond0: (slave eth0): making interface the new active one
[  522.688376] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.859117] bond0: (slave eth0): Releasing backup interface
[  526.931091] bond0: (slave eth0): Enslaving as an active interface with an up link
[  531.086610] bond0: (slave eth0): Releasing backup interface
[  531.116287] bond0 (unregistering): Released all slaves