[  684.086501] bond0: (slave eth0): making interface the new active one
[  684.086564] bond0: (slave eth0): Enslaving as an active interface with an up link
[  684.091532] 8021q: adding VLAN 0 to HW filter on device bond0
[  688.182260] bond0: (slave eth0): Releasing backup interface
[  688.206975] bond0: (slave eth0): Enslaving as an active interface with an up link
[  688.212010] 8021q: adding VLAN 0 to HW filter on device bond0
[  692.346528] bond0: (slave eth0): Releasing backup interface
[  692.373286] bond0 (unregistering): Released all slaves