[  744.598811] bond0: (slave eth0): making interface the new active one
[  744.598895] bond0: (slave eth0): Enslaving as an active interface with an up link
[  744.616151] 8021q: adding VLAN 0 to HW filter on device bond0
[  748.743732] bond0: (slave eth0): Releasing backup interface
[  748.799712] bond0: (slave eth0): Enslaving as an active interface with an up link
[  748.817096] 8021q: adding VLAN 0 to HW filter on device bond0
[  752.971689] bond0: (slave eth0): Releasing backup interface
[  753.006697] bond0 (unregistering): Released all slaves