[  522.941724] bond0: (slave eth0): making interface the new active one
[  522.941812] bond0: (slave eth0): Enslaving as an active interface with an up link
[  527.118786] bond0: (slave eth0): Releasing backup interface
[  527.190256] bond0: (slave eth0): Enslaving as an active interface with an up link
[  531.349320] bond0: (slave eth0): Releasing backup interface
[  531.390835] bond0 (unregistering): Released all slaves