[  851.325466][T18841] bond0: (slave eth0): making interface the new active one
[  851.325969][T18841] bond0: (slave eth0): Enslaving as an active interface with an up link
[  851.373695][T18842] 8021q: adding VLAN 0 to HW filter on device bond0
[  855.597996][T18845] bond0: (slave eth0): Releasing backup interface
[  855.750297][T18848] bond0: (slave eth0): Enslaving as an active interface with an up link
[  855.790213][T18849] 8021q: adding VLAN 0 to HW filter on device bond0
[  860.017179][   T74] bond0: (slave eth0): Releasing backup interface
[  860.079715][   T74] bond0 (unregistering): Released all slaves