[ 1021.768273][T25216] bond0: (slave eth0): making interface the new active one
[ 1021.768712][T25216] bond0: (slave eth0): Enslaving as an active interface with an up link
[ 1021.820196][T25217] 8021q: adding VLAN 0 to HW filter on device bond0
[ 1026.070114][T25220] bond0: (slave eth0): Releasing backup interface
[ 1026.235608][T25223] bond0: (slave eth0): Enslaving as an active interface with an up link
[ 1026.285806][T25224] 8021q: adding VLAN 0 to HW filter on device bond0
[ 1030.464459][   T68] bond0: (slave eth0): Releasing backup interface
[ 1030.502047][   T68] bond0 (unregistering): Released all slaves