[  514.371879] bond0: (slave eth0): making interface the new active one
[  514.371959] bond0: (slave eth0): Enslaving as an active interface with an up link
[  518.630890] bond0: (slave eth0): Releasing backup interface
[  518.758691] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.984243] bond0: (slave eth0): Releasing backup interface
[  523.027050] bond0 (unregistering): Released all slaves