[  522.336184] bond0: (slave eth0): making interface the new active one
[  522.336255] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.476251] bond0: (slave eth0): Releasing backup interface
[  526.544214] bond0: (slave eth0): Enslaving as an active interface with an up link
[  530.701606] bond0: (slave eth0): Releasing backup interface
[  530.731427] bond0 (unregistering): Released all slaves