[ 516.581258] bond0: (slave eth0): making interface the new active one [ 516.581383] bond0: (slave eth0): Enslaving as an active interface with an up link [ 520.855659] bond0: (slave eth0): Releasing backup interface [ 520.973816] bond0: (slave eth0): Enslaving as an active interface with an up link [ 525.143178] bond0: (slave eth0): Releasing backup interface [ 525.174100] bond0 (unregistering): Released all slaves