[  952.892075][T21371] bond0: (slave eth0): making interface the new active one
[  952.893067][T21371] bond0: (slave eth0): Enslaving as an active interface with an up link
[  952.963321][T21372] 8021q: adding VLAN 0 to HW filter on device bond0
[  957.219383][T21375] bond0: (slave eth0): Releasing backup interface
[  957.420729][T21378] bond0: (slave eth0): Enslaving as an active interface with an up link
[  957.488253][T21379] 8021q: adding VLAN 0 to HW filter on device bond0
[  961.663565][  T196] bond0: (slave eth0): Releasing backup interface
[  961.710763][  T196] bond0 (unregistering): Released all slaves