[  684.169473] bond0: (slave eth0): making interface the new active one
[  684.169564] bond0: (slave eth0): Enslaving as an active interface with an up link
[  684.174545] 8021q: adding VLAN 0 to HW filter on device bond0
[  688.269775] bond0: (slave eth0): Releasing backup interface
[  688.288991] bond0: (slave eth0): Enslaving as an active interface with an up link
[  688.293880] 8021q: adding VLAN 0 to HW filter on device bond0
[  692.434538] bond0: (slave eth0): Releasing backup interface