[  857.756325] bond0: (slave eth0): making interface the new active one
[  857.756416] bond0: (slave eth0): Enslaving as an active interface with an up link
[  857.763039] 8021q: adding VLAN 0 to HW filter on device bond0
[  861.893041] bond0: (slave eth0): Releasing backup interface
[  861.917177] bond0: (slave eth0): Enslaving as an active interface with an up link
[  861.923557] 8021q: adding VLAN 0 to HW filter on device bond0
[  866.050676] bond0: (slave eth0): Releasing backup interface
[  866.071005] bond0 (unregistering): Released all slaves