[ 515.589086] bond0: (slave eth0): making interface the new active one [ 515.589170] bond0: (slave eth0): Enslaving as an active interface with an up link [ 519.851658] bond0: (slave eth0): Releasing backup interface [ 519.963226] bond0: (slave eth0): Enslaving as an active interface with an up link [ 524.132207] bond0: (slave eth0): Releasing backup interface [ 524.166130] bond0 (unregistering): Released all slaves