[  522.833521] bond0: (slave eth0): making interface the new active one
[  522.833624] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.995738] bond0: (slave eth0): Releasing backup interface
[  527.061387] bond0: (slave eth0): Enslaving as an active interface with an up link
[  531.223898] bond0: (slave eth0): Releasing backup interface
[  531.249813] bond0 (unregistering): Released all slaves