[  680.497215] bond0: (slave eth0): making interface the new active one
[  680.497276] bond0: (slave eth0): Enslaving as an active interface with an up link
[  680.502024] 8021q: adding VLAN 0 to HW filter on device bond0
[  684.607325] bond0: (slave eth0): Releasing backup interface
[  684.635061] bond0: (slave eth0): Enslaving as an active interface with an up link
[  684.639856] 8021q: adding VLAN 0 to HW filter on device bond0
[  688.772984] bond0: (slave eth0): Releasing backup interface
[  688.810875] bond0 (unregistering): Released all slaves