[  684.027142] bond0: (slave eth0): making interface the new active one
[  684.027257] bond0: (slave eth0): Enslaving as an active interface with an up link
[  684.032456] 8021q: adding VLAN 0 to HW filter on device bond0
[  688.179473] bond0: (slave eth0): Releasing backup interface
[  688.204657] bond0: (slave eth0): Enslaving as an active interface with an up link
[  688.209647] 8021q: adding VLAN 0 to HW filter on device bond0
[  692.345779] bond0: (slave eth0): Releasing backup interface