[  684.035115] bond0: (slave eth0): making interface the new active one
[  684.035184] bond0: (slave eth0): Enslaving as an active interface with an up link
[  684.040243] 8021q: adding VLAN 0 to HW filter on device bond0
[  688.180430] bond0: (slave eth0): Releasing backup interface
[  688.205938] bond0: (slave eth0): Enslaving as an active interface with an up link
[  688.211128] 8021q: adding VLAN 0 to HW filter on device bond0
[  692.345520] bond0: (slave eth0): Releasing backup interface
[  692.374443] bond0 (unregistering): Released all slaves