[  522.630723] bond0: (slave eth0): making interface the new active one
[  522.630795] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.791654] bond0: (slave eth0): Releasing backup interface
[  526.855489] bond0: (slave eth0): Enslaving as an active interface with an up link
[  531.018253] bond0: (slave eth0): Releasing backup interface
[  531.051215] bond0 (unregistering): Released all slaves