[  518.377385] bond0: (slave eth0): making interface the new active one
[  518.377451] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.593804] bond0: (slave eth0): Releasing backup interface
[  522.694930] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.883080] bond0: (slave eth0): Releasing backup interface
[  526.911919] bond0 (unregistering): Released all slaves