[  680.508985] bond0: (slave eth0): making interface the new active one
[  680.509046] bond0: (slave eth0): Enslaving as an active interface with an up link
[  680.514188] 8021q: adding VLAN 0 to HW filter on device bond0
[  684.604694] bond0: (slave eth0): Releasing backup interface
[  684.624485] bond0: (slave eth0): Enslaving as an active interface with an up link
[  684.629663] 8021q: adding VLAN 0 to HW filter on device bond0
[  688.769135] bond0: (slave eth0): Releasing backup interface
[  688.798892] bond0 (unregistering): Released all slaves