[ 517.691636] bond0: (slave eth0): making interface the new active one [ 517.691760] bond0: (slave eth0): Enslaving as an active interface with an up link [ 521.902221] bond0: (slave eth0): Releasing backup interface [ 521.974178] bond0: (slave eth0): Enslaving as an active interface with an up link [ 526.122720] bond0: (slave eth0): Releasing backup interface [ 526.149416] bond0 (unregistering): Released all slaves