[ 502.212651] bond0: (slave eth0): making interface the new active one [ 502.212767] bond0: (slave eth0): Enslaving as an active interface with an up link [ 506.380536] bond0: (slave eth0): Releasing backup interface [ 506.454486] bond0: (slave eth0): Enslaving as an active interface with an up link [ 510.606368] bond0: (slave eth0): Releasing backup interface [ 510.638299] bond0 (unregistering): Released all slaves