[  857.949849][T18884] bond0: (slave eth0): making interface the new active one
[  857.950282][T18884] bond0: (slave eth0): Enslaving as an active interface with an up link
[  857.990743][T18885] 8021q: adding VLAN 0 to HW filter on device bond0
[  862.205114][T18888] bond0: (slave eth0): Releasing backup interface
[  862.343305][T18891] bond0: (slave eth0): Enslaving as an active interface with an up link
[  862.387500][T18892] 8021q: adding VLAN 0 to HW filter on device bond0
[  866.555686][ T8821] bond0: (slave eth0): Releasing backup interface
[  866.619460][ T8821] bond0 (unregistering): Released all slaves