[  514.182902] bond0: (slave eth0): making interface the new active one
[  514.182985] bond0: (slave eth0): Enslaving as an active interface with an up link
[  518.426642] bond0: (slave eth0): Releasing backup interface
[  518.542670] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.710081] bond0: (slave eth0): Releasing backup interface
[  522.732924] bond0 (unregistering): Released all slaves