[  517.980203] bond0: (slave eth0): making interface the new active one
[  517.980282] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.189789] bond0: (slave eth0): Releasing backup interface
[  522.279697] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.484742] bond0: (slave eth0): Releasing backup interface
[  526.518649] bond0 (unregistering): Released all slaves