[ 506.721082] bond0: (slave eth0): making interface the new active one [ 506.721178] bond0: (slave eth0): Enslaving as an active interface with an up link [ 510.931134] bond0: (slave eth0): Releasing backup interface [ 511.019872] bond0: (slave eth0): Enslaving as an active interface with an up link [ 515.218736] bond0: (slave eth0): Releasing backup interface [ 515.258886] bond0 (unregistering): Released all slaves