[  880.529458][T20345] bond0: (slave eth0): making interface the new active one
[  880.529902][T20345] bond0: (slave eth0): Enslaving as an active interface with an up link
[  880.573350][T20346] 8021q: adding VLAN 0 to HW filter on device bond0
[  884.808438][T20349] bond0: (slave eth0): Releasing backup interface
[  884.985026][T20352] bond0: (slave eth0): Enslaving as an active interface with an up link
[  885.034202][T20353] 8021q: adding VLAN 0 to HW filter on device bond0
[  889.224411][   T73] bond0: (slave eth0): Releasing backup interface
[  889.286257][   T73] bond0 (unregistering): Released all slaves