[  859.581666][T19449] bond0: (slave eth0): making interface the new active one
[  859.588401][T19449] bond0: (slave eth0): Enslaving as an active interface with an up link
[  859.625836][T19450] 8021q: adding VLAN 0 to HW filter on device bond0
[  863.891571][T19453] bond0: (slave eth0): Releasing backup interface
[  864.035267][T19456] bond0: (slave eth0): Enslaving as an active interface with an up link
[  864.091064][T19457] 8021q: adding VLAN 0 to HW filter on device bond0
[  868.311375][ T8946] bond0: (slave eth0): Releasing backup interface
[  868.358682][ T8946] bond0 (unregistering): Released all slaves