[  951.689190][T21907] bond0: (slave eth0): making interface the new active one
[  951.689603][T21907] bond0: (slave eth0): Enslaving as an active interface with an up link
[  951.740277][T21908] 8021q: adding VLAN 0 to HW filter on device bond0
[  955.991335][T21911] bond0: (slave eth0): Releasing backup interface
[  956.159021][T21914] bond0: (slave eth0): Enslaving as an active interface with an up link
[  956.199348][T21915] 8021q: adding VLAN 0 to HW filter on device bond0
[  960.376601][T19869] bond0: (slave eth0): Releasing backup interface
[  960.413417][T19869] bond0 (unregistering): Released all slaves