[  522.693314] bond0: (slave eth0): making interface the new active one
[  522.693426] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.861357] bond0: (slave eth0): Releasing backup interface
[  526.924450] bond0: (slave eth0): Enslaving as an active interface with an up link
[  531.081424] bond0: (slave eth0): Releasing backup interface
[  531.106443] bond0 (unregistering): Released all slaves