[ 514.634930] bond0: (slave eth0): making interface the new active one [ 514.635001] bond0: (slave eth0): Enslaving as an active interface with an up link [ 518.877658] bond0: (slave eth0): Releasing backup interface [ 518.990429] bond0: (slave eth0): Enslaving as an active interface with an up link [ 523.224066] bond0: (slave eth0): Releasing backup interface [ 523.259010] bond0 (unregistering): Released all slaves