[ 515.910729] bond0: (slave eth0): making interface the new active one [ 515.910819] bond0: (slave eth0): Enslaving as an active interface with an up link [ 520.151322] bond0: (slave eth0): Releasing backup interface [ 520.244066] bond0: (slave eth0): Enslaving as an active interface with an up link [ 524.441330] bond0: (slave eth0): Releasing backup interface [ 524.462912] bond0 (unregistering): Released all slaves