[ 1072.385865][T21958] bond0: (slave eth0): making interface the new active one
[ 1072.386383][T21958] bond0: (slave eth0): Enslaving as an active interface with an up link
[ 1072.437856][T21959] 8021q: adding VLAN 0 to HW filter on device bond0
[ 1076.724946][T21962] bond0: (slave eth0): Releasing backup interface
[ 1076.921343][T21965] bond0: (slave eth0): Enslaving as an active interface with an up link
[ 1076.972458][T21966] 8021q: adding VLAN 0 to HW filter on device bond0
[ 1081.154348][   T12] bond0: (slave eth0): Releasing backup interface
[ 1081.191568][   T12] bond0 (unregistering): Released all slaves