[  517.979742] bond0: (slave eth0): making interface the new active one
[  517.979834] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.189370] bond0: (slave eth0): Releasing backup interface
[  522.257600] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.411333] bond0: (slave eth0): Releasing backup interface
[  526.437142] bond0 (unregistering): Released all slaves