[  850.123541][T19429] bond0: (slave eth0): making interface the new active one
[  850.123992][T19429] bond0: (slave eth0): Enslaving as an active interface with an up link
[  850.176020][T19430] 8021q: adding VLAN 0 to HW filter on device bond0
[  854.401234][T19433] bond0: (slave eth0): Releasing backup interface
[  854.531680][T19436] bond0: (slave eth0): Enslaving as an active interface with an up link
[  854.576583][T19437] 8021q: adding VLAN 0 to HW filter on device bond0
[  858.813238][   T71] bond0: (slave eth0): Releasing backup interface
[  858.874893][   T71] bond0 (unregistering): Released all slaves