[  684.030834] bond0: (slave eth0): making interface the new active one
[  684.030915] bond0: (slave eth0): Enslaving as an active interface with an up link
[  684.036054] 8021q: adding VLAN 0 to HW filter on device bond0
[  688.138158] bond0: (slave eth0): Releasing backup interface
[  688.161443] bond0: (slave eth0): Enslaving as an active interface with an up link
[  688.167020] 8021q: adding VLAN 0 to HW filter on device bond0
[  692.306109] bond0: (slave eth0): Releasing backup interface
[  692.332034] bond0 (unregistering): Released all slaves