[  856.502345] bond0: (slave eth0): making interface the new active one
[  856.502457] bond0: (slave eth0): Enslaving as an active interface with an up link
[  856.509214] 8021q: adding VLAN 0 to HW filter on device bond0
[  860.631260] bond0: (slave eth0): Releasing backup interface
[  860.656860] bond0: (slave eth0): Enslaving as an active interface with an up link
[  860.663449] 8021q: adding VLAN 0 to HW filter on device bond0
[  864.788193] bond0: (slave eth0): Releasing backup interface
[  864.808962] bond0 (unregistering): Released all slaves