[  746.268296] bond0: (slave eth0): making interface the new active one
[  746.268386] bond0: (slave eth0): Enslaving as an active interface with an up link
[  746.289161] 8021q: adding VLAN 0 to HW filter on device bond0
[  750.473380] bond0: (slave eth0): Releasing backup interface
[  750.542450] bond0: (slave eth0): Enslaving as an active interface with an up link
[  750.563927] 8021q: adding VLAN 0 to HW filter on device bond0
[  754.705069] bond0: (slave eth0): Releasing backup interface
[  754.733035] bond0 (unregistering): Released all slaves