[  518.094726] bond0: (slave eth0): making interface the new active one
[  518.094826] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.335290] bond0: (slave eth0): Releasing backup interface
[  522.444517] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.627194] bond0: (slave eth0): Releasing backup interface
[  526.661324] bond0 (unregistering): Released all slaves