[  846.374172][T18911] bond0: (slave eth0): making interface the new active one
[  846.374672][T18911] bond0: (slave eth0): Enslaving as an active interface with an up link
[  846.419218][T18912] 8021q: adding VLAN 0 to HW filter on device bond0
[  850.612033][T18915] bond0: (slave eth0): Releasing backup interface
[  850.763705][T18918] bond0: (slave eth0): Enslaving as an active interface with an up link
[  850.801509][T18919] 8021q: adding VLAN 0 to HW filter on device bond0
[  854.972443][ T8777] bond0: (slave eth0): Releasing backup interface
[  855.029363][ T8777] bond0 (unregistering): Released all slaves