[  522.306629] bond0: (slave eth0): making interface the new active one
[  522.306696] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.477264] bond0: (slave eth0): Releasing backup interface
[  526.545945] bond0: (slave eth0): Enslaving as an active interface with an up link
[  530.708344] bond0: (slave eth0): Releasing backup interface
[  530.737215] bond0 (unregistering): Released all slaves