[  522.319291] bond0: (slave eth0): making interface the new active one
[  522.319359] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.480213] bond0: (slave eth0): Releasing backup interface
[  526.539947] bond0: (slave eth0): Enslaving as an active interface with an up link
[  530.711831] bond0: (slave eth0): Releasing backup interface
[  530.740908] bond0 (unregistering): Released all slaves