[  856.493562] bond0: (slave eth0): making interface the new active one
[  856.493656] bond0: (slave eth0): Enslaving as an active interface with an up link
[  856.500270] 8021q: adding VLAN 0 to HW filter on device bond0
[  860.622551] bond0: (slave eth0): Releasing backup interface
[  860.650255] bond0: (slave eth0): Enslaving as an active interface with an up link
[  860.656950] 8021q: adding VLAN 0 to HW filter on device bond0
[  864.779347] bond0: (slave eth0): Releasing backup interface
[  864.795083] bond0 (unregistering): Released all slaves