[  510.984799] bond0: (slave eth0): making interface the new active one
[  510.984878] bond0: (slave eth0): Enslaving as an active interface with an up link
[  515.216906] bond0: (slave eth0): Releasing backup interface
[  515.314825] bond0: (slave eth0): Enslaving as an active interface with an up link
[  519.508026] bond0: (slave eth0): Releasing backup interface
[  519.542954] bond0 (unregistering): Released all slaves