[  517.801770] bond0: (slave eth0): making interface the new active one
[  517.801857] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.022986] bond0: (slave eth0): Releasing backup interface
[  522.124854] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.306080] bond0: (slave eth0): Releasing backup interface
[  526.332006] bond0 (unregistering): Released all slaves