[  517.947531] bond0: (slave eth0): making interface the new active one
[  517.947612] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.134065] bond0: (slave eth0): Releasing backup interface
[  522.227463] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.419775] bond0: (slave eth0): Releasing backup interface
[  526.458828] bond0 (unregistering): Released all slaves