[  756.476794] bond0: (slave eth0): making interface the new active one
[  756.476911] bond0: (slave eth0): Enslaving as an active interface with an up link
[  756.482408] 8021q: adding VLAN 0 to HW filter on device bond0
[  760.588845] bond0: (slave eth0): Releasing backup interface
[  760.610027] bond0: (slave eth0): Enslaving as an active interface with an up link
[  760.615515] 8021q: adding VLAN 0 to HW filter on device bond0
[  764.747375] bond0: (slave eth0): Releasing backup interface
[  764.782546] bond0 (unregistering): Released all slaves