[  848.158514][T19798] bond0: (slave eth0): making interface the new active one
[  848.159099][T19798] bond0: (slave eth0): Enslaving as an active interface with an up link
[  848.216055][T19799] 8021q: adding VLAN 0 to HW filter on device bond0
[  852.446463][T19802] bond0: (slave eth0): Releasing backup interface
[  852.601006][T19805] bond0: (slave eth0): Enslaving as an active interface with an up link
[  852.638519][T19806] 8021q: adding VLAN 0 to HW filter on device bond0
[  856.798703][   T12] bond0: (slave eth0): Releasing backup interface
[  856.855185][   T12] bond0 (unregistering): Released all slaves