[ 515.647126] bond0: (slave eth0): making interface the new active one [ 515.647193] bond0: (slave eth0): Enslaving as an active interface with an up link [ 519.856145] bond0: (slave eth0): Releasing backup interface [ 520.025732] bond0: (slave eth0): Enslaving as an active interface with an up link [ 524.309919] bond0: (slave eth0): Releasing backup interface [ 524.355935] bond0 (unregistering): Released all slaves