[ 535.729569] bond0: (slave eth0): making interface the new active one [ 535.729654] bond0: (slave eth0): Enslaving as an active interface with an up link [ 539.925996] bond0: (slave eth0): Releasing backup interface [ 540.015518] bond0: (slave eth0): Enslaving as an active interface with an up link [ 544.208805] bond0: (slave eth0): Releasing backup interface [ 544.232647] bond0 (unregistering): Released all slaves