[ 517.602980] bond0: (slave eth0): making interface the new active one [ 517.603069] bond0: (slave eth0): Enslaving as an active interface with an up link [ 521.819921] bond0: (slave eth0): Releasing backup interface [ 521.924732] bond0: (slave eth0): Enslaving as an active interface with an up link [ 526.099953] bond0: (slave eth0): Releasing backup interface [ 526.133865] bond0 (unregistering): Released all slaves