[  679.953115] bond0: (slave eth0): making interface the new active one
[  679.953230] bond0: (slave eth0): Enslaving as an active interface with an up link
[  679.958959] 8021q: adding VLAN 0 to HW filter on device bond0
[  684.095295] bond0: (slave eth0): Releasing backup interface
[  684.119130] bond0: (slave eth0): Enslaving as an active interface with an up link
[  684.123951] 8021q: adding VLAN 0 to HW filter on device bond0
[  688.261906] bond0: (slave eth0): Releasing backup interface
[  688.287794] bond0 (unregistering): Released all slaves