[  746.569588] bond0: (slave eth0): making interface the new active one
[  746.569699] bond0: (slave eth0): Enslaving as an active interface with an up link
[  746.590204] 8021q: adding VLAN 0 to HW filter on device bond0
[  750.737078] bond0: (slave eth0): Releasing backup interface
[  750.807014] bond0: (slave eth0): Enslaving as an active interface with an up link
[  750.826889] 8021q: adding VLAN 0 to HW filter on device bond0
[  754.958869] bond0: (slave eth0): Releasing backup interface
[  754.973812] bond0 (unregistering): Released all slaves