[  796.551401][T21219] bond0: (slave eth0): making interface the new active one
[  796.552353][T21219] bond0: (slave eth0): Enslaving as an active interface with an up link
[  796.593264][T21220] 8021q: adding VLAN 0 to HW filter on device bond0
[  800.845289][T21223] bond0: (slave eth0): Releasing backup interface
[  800.990900][T21226] bond0: (slave eth0): Enslaving as an active interface with an up link
[  801.032287][T21227] 8021q: adding VLAN 0 to HW filter on device bond0
[  805.192402][   T70] bond0: (slave eth0): Releasing backup interface
[  805.238437][   T70] bond0 (unregistering): Released all slaves