[  849.838181][T19539] bond0: (slave eth0): making interface the new active one
[  849.838650][T19539] bond0: (slave eth0): Enslaving as an active interface with an up link
[  849.900617][T19540] 8021q: adding VLAN 0 to HW filter on device bond0
[  854.186852][T19543] bond0: (slave eth0): Releasing backup interface
[  854.333455][T19546] bond0: (slave eth0): Enslaving as an active interface with an up link
[  854.382652][T19547] 8021q: adding VLAN 0 to HW filter on device bond0
[  858.618853][  T248] bond0: (slave eth0): Releasing backup interface
[  858.690957][  T248] bond0 (unregistering): Released all slaves