[  684.320670] bond0: (slave eth0): making interface the new active one
[  684.320739] bond0: (slave eth0): Enslaving as an active interface with an up link
[  684.325693] 8021q: adding VLAN 0 to HW filter on device bond0
[  688.434720] bond0: (slave eth0): Releasing backup interface
[  688.457014] bond0: (slave eth0): Enslaving as an active interface with an up link
[  688.462022] 8021q: adding VLAN 0 to HW filter on device bond0
[  692.598997] bond0: (slave eth0): Releasing backup interface
[  692.629918] bond0 (unregistering): Released all slaves