[  743.636938] bond0: (slave eth0): making interface the new active one
[  743.637063] bond0: (slave eth0): Enslaving as an active interface with an up link
[  743.658618] 8021q: adding VLAN 0 to HW filter on device bond0
[  747.855035] bond0: (slave eth0): Releasing backup interface
[  747.919407] bond0: (slave eth0): Enslaving as an active interface with an up link
[  747.938499] 8021q: adding VLAN 0 to HW filter on device bond0
[  752.074759] bond0: (slave eth0): Releasing backup interface
[  752.094686] bond0 (unregistering): Released all slaves