[  876.804359] bond0: (slave eth0): making interface the new active one
[  876.804429] bond0: (slave eth0): Enslaving as an active interface with an up link
[  876.809374] 8021q: adding VLAN 0 to HW filter on device bond0
[  880.949200] bond0: (slave eth0): Releasing backup interface
[  880.972218] bond0: (slave eth0): Enslaving as an active interface with an up link
[  880.977904] 8021q: adding VLAN 0 to HW filter on device bond0
[  885.112458] bond0: (slave eth0): Releasing backup interface
[  885.141965] bond0 (unregistering): Released all slaves