[  838.803292][T21271] bond0: (slave eth0): making interface the new active one
[  838.803893][T21271] bond0: (slave eth0): Enslaving as an active interface with an up link
[  838.851600][T21272] 8021q: adding VLAN 0 to HW filter on device bond0
[  843.098976][T21275] bond0: (slave eth0): Releasing backup interface
[  843.249651][T21278] bond0: (slave eth0): Enslaving as an active interface with an up link
[  843.300913][T21279] 8021q: adding VLAN 0 to HW filter on device bond0
[  847.440324][ T9995] bond0: (slave eth0): Releasing backup interface
[  847.496798][ T9995] bond0 (unregistering): Released all slaves