[ 517.529704] bond0: (slave eth0): making interface the new active one [ 517.529821] bond0: (slave eth0): Enslaving as an active interface with an up link [ 521.765423] bond0: (slave eth0): Releasing backup interface [ 521.886689] bond0: (slave eth0): Enslaving as an active interface with an up link [ 526.049137] bond0: (slave eth0): Releasing backup interface [ 526.077046] bond0 (unregistering): Released all slaves