[  685.492299] bond0: (slave eth0): making interface the new active one
[  685.492359] bond0: (slave eth0): Enslaving as an active interface with an up link
[  685.497334] 8021q: adding VLAN 0 to HW filter on device bond0
[  689.599919] bond0: (slave eth0): Releasing backup interface
[  689.626184] bond0: (slave eth0): Enslaving as an active interface with an up link
[  689.630939] 8021q: adding VLAN 0 to HW filter on device bond0
[  693.764131] bond0: (slave eth0): Releasing backup interface
[  693.798081] bond0 (unregistering): Released all slaves