[  857.041570] bond0: (slave eth0): making interface the new active one
[  857.041637] bond0: (slave eth0): Enslaving as an active interface with an up link
[  857.048114] 8021q: adding VLAN 0 to HW filter on device bond0
[  861.200768] bond0: (slave eth0): Releasing backup interface
[  861.223759] bond0: (slave eth0): Enslaving as an active interface with an up link
[  861.229934] 8021q: adding VLAN 0 to HW filter on device bond0
[  865.357743] bond0: (slave eth0): Releasing backup interface
[  865.379095] bond0 (unregistering): Released all slaves