[ 506.429711] bond0: (slave eth0): making interface the new active one [ 506.429796] bond0: (slave eth0): Enslaving as an active interface with an up link [ 510.604806] bond0: (slave eth0): Releasing backup interface [ 510.656438] bond0: (slave eth0): Enslaving as an active interface with an up link [ 514.834241] bond0: (slave eth0): Releasing backup interface [ 514.864139] bond0 (unregistering): Released all slaves