[  743.295359] bond0: (slave eth0): making interface the new active one
[  743.295449] bond0: (slave eth0): Enslaving as an active interface with an up link
[  743.311335] 8021q: adding VLAN 0 to HW filter on device bond0
[  747.482617] bond0: (slave eth0): Releasing backup interface
[  747.543621] bond0: (slave eth0): Enslaving as an active interface with an up link
[  747.561304] 8021q: adding VLAN 0 to HW filter on device bond0
[  751.713306] bond0: (slave eth0): Releasing backup interface
[  751.741012] bond0 (unregistering): Released all slaves