[  849.965569][T19812] bond0: (slave eth0): making interface the new active one
[  849.966001][T19812] bond0: (slave eth0): Enslaving as an active interface with an up link
[  850.008779][T19813] 8021q: adding VLAN 0 to HW filter on device bond0
[  854.278645][T19816] bond0: (slave eth0): Releasing backup interface
[  854.421132][T19819] bond0: (slave eth0): Enslaving as an active interface with an up link
[  854.458067][T19820] 8021q: adding VLAN 0 to HW filter on device bond0
[  858.630936][T18511] bond0: (slave eth0): Releasing backup interface
[  858.689626][T18511] bond0 (unregistering): Released all slaves