[  855.129513] bond0: (slave eth0): making interface the new active one
[  855.129590] bond0: (slave eth0): Enslaving as an active interface with an up link
[  855.135123] 8021q: adding VLAN 0 to HW filter on device bond0
[  859.269710] bond0: (slave eth0): Releasing backup interface
[  859.294480] bond0: (slave eth0): Enslaving as an active interface with an up link
[  859.300622] 8021q: adding VLAN 0 to HW filter on device bond0
[  863.426514] bond0: (slave eth0): Releasing backup interface
[  863.451674] bond0 (unregistering): Released all slaves