[  848.466294][T19286] bond0: (slave eth0): making interface the new active one
[  848.466833][T19286] bond0: (slave eth0): Enslaving as an active interface with an up link
[  848.522338][T19287] 8021q: adding VLAN 0 to HW filter on device bond0
[  852.771820][T19290] bond0: (slave eth0): Releasing backup interface
[  852.906954][T19293] bond0: (slave eth0): Enslaving as an active interface with an up link
[  852.947248][T19294] 8021q: adding VLAN 0 to HW filter on device bond0
[  857.132149][  T257] bond0: (slave eth0): Releasing backup interface
[  857.186758][  T257] bond0 (unregistering): Released all slaves