[ 538.446216] bond0: (slave eth0): making interface the new active one [ 538.446296] bond0: (slave eth0): Enslaving as an active interface with an up link [ 542.677033] bond0: (slave eth0): Releasing backup interface [ 542.769844] bond0: (slave eth0): Enslaving as an active interface with an up link [ 547.162762] bond0: (slave eth0): Releasing backup interface [ 547.189805] bond0 (unregistering): Released all slaves