[  848.814829][T19539] bond0: (slave eth0): making interface the new active one
[  848.815296][T19539] bond0: (slave eth0): Enslaving as an active interface with an up link
[  848.864003][T19540] 8021q: adding VLAN 0 to HW filter on device bond0
[  853.131269][T19543] bond0: (slave eth0): Releasing backup interface
[  853.272859][T19546] bond0: (slave eth0): Enslaving as an active interface with an up link
[  853.319520][T19547] 8021q: adding VLAN 0 to HW filter on device bond0
[  857.541446][  T249] bond0: (slave eth0): Releasing backup interface
[  857.584846][  T249] bond0 (unregistering): Released all slaves