[  505.992416] bond0: (slave eth0): making interface the new active one
[  505.992490] bond0: (slave eth0): Enslaving as an active interface with an up link
[  510.160656] bond0: (slave eth0): Releasing backup interface
[  510.235273] bond0: (slave eth0): Enslaving as an active interface with an up link
[  514.388252] bond0: (slave eth0): Releasing backup interface
[  514.419292] bond0 (unregistering): Released all slaves