[  684.139336] bond0: (slave eth0): making interface the new active one
[  684.139403] bond0: (slave eth0): Enslaving as an active interface with an up link
[  684.144286] 8021q: adding VLAN 0 to HW filter on device bond0
[  688.242268] bond0: (slave eth0): Releasing backup interface
[  688.265590] bond0: (slave eth0): Enslaving as an active interface with an up link
[  688.270513] 8021q: adding VLAN 0 to HW filter on device bond0
[  692.406857] bond0: (slave eth0): Releasing backup interface
[  692.431769] bond0 (unregistering): Released all slaves