[ 539.409180] bond0: (slave eth0): making interface the new active one [ 539.409275] bond0: (slave eth0): Enslaving as an active interface with an up link [ 543.638957] bond0: (slave eth0): Releasing backup interface [ 543.741803] bond0: (slave eth0): Enslaving as an active interface with an up link [ 547.925804] bond0: (slave eth0): Releasing backup interface [ 547.972798] bond0 (unregistering): Released all slaves