[  518.367664] bond0: (slave eth0): making interface the new active one
[  518.367780] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.567805] bond0: (slave eth0): Releasing backup interface
[  522.632984] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.794287] bond0: (slave eth0): Releasing backup interface
[  526.828399] bond0 (unregistering): Released all slaves