[  900.146770] bond0: (slave eth0): making interface the new active one
[  900.146860] bond0: (slave eth0): Enslaving as an active interface with an up link
[  900.170910] 8021q: adding VLAN 0 to HW filter on device bond0
[  904.375251] bond0: (slave eth0): Releasing backup interface
[  904.451111] bond0: (slave eth0): Enslaving as an active interface with an up link
[  904.473753] 8021q: adding VLAN 0 to HW filter on device bond0
[  908.599433] bond0: (slave eth0): Releasing backup interface
[  908.614414] bond0 (unregistering): Released all slaves