[ 536.997908] bond0: (slave eth0): making interface the new active one [ 536.997980] bond0: (slave eth0): Enslaving as an active interface with an up link [ 541.198399] bond0: (slave eth0): Releasing backup interface [ 541.279015] bond0: (slave eth0): Enslaving as an active interface with an up link [ 545.485723] bond0: (slave eth0): Releasing backup interface [ 545.510687] bond0 (unregistering): Released all slaves