[  844.590750][T19537] bond0: (slave eth0): making interface the new active one
[  844.591249][T19537] bond0: (slave eth0): Enslaving as an active interface with an up link
[  844.640268][T19538] 8021q: adding VLAN 0 to HW filter on device bond0
[  848.897159][T19541] bond0: (slave eth0): Releasing backup interface
[  849.041032][T19544] bond0: (slave eth0): Enslaving as an active interface with an up link
[  849.081449][T19545] 8021q: adding VLAN 0 to HW filter on device bond0
[  853.248797][ T9137] bond0: (slave eth0): Releasing backup interface
[  853.314004][ T9137] bond0 (unregistering): Released all slaves