[  517.982541] bond0: (slave eth0): making interface the new active one
[  517.982638] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.134925] bond0: (slave eth0): Releasing backup interface
[  522.222957] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.422466] bond0: (slave eth0): Releasing backup interface
[  526.450398] bond0 (unregistering): Released all slaves