[  522.313317] bond0: (slave eth0): making interface the new active one
[  522.313399] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.484067] bond0: (slave eth0): Releasing backup interface
[  526.564961] bond0: (slave eth0): Enslaving as an active interface with an up link
[  530.708786] bond0: (slave eth0): Releasing backup interface
[  530.734523] bond0 (unregistering): Released all slaves