[  847.737336][T18989] bond0: (slave eth0): making interface the new active one
[  847.738440][T18989] bond0: (slave eth0): Enslaving as an active interface with an up link
[  847.789255][T18990] 8021q: adding VLAN 0 to HW filter on device bond0
[  852.011805][T18993] bond0: (slave eth0): Releasing backup interface
[  852.163767][T18996] bond0: (slave eth0): Enslaving as an active interface with an up link
[  852.207313][T18997] 8021q: adding VLAN 0 to HW filter on device bond0
[  856.439275][  T231] bond0: (slave eth0): Releasing backup interface
[  856.504548][  T231] bond0 (unregistering): Released all slaves