[  517.773290] bond0: (slave eth0): making interface the new active one
[  517.773377] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.003132] bond0: (slave eth0): Releasing backup interface
[  522.107092] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.302316] bond0: (slave eth0): Releasing backup interface
[  526.333042] bond0 (unregistering): Released all slaves