[  849.615261][T19374] bond0: (slave eth0): making interface the new active one
[  849.615714][T19374] bond0: (slave eth0): Enslaving as an active interface with an up link
[  849.662607][T19375] 8021q: adding VLAN 0 to HW filter on device bond0
[  853.886831][T19378] bond0: (slave eth0): Releasing backup interface
[  854.042635][T19381] bond0: (slave eth0): Enslaving as an active interface with an up link
[  854.101092][T19382] 8021q: adding VLAN 0 to HW filter on device bond0
[  858.302610][  T248] bond0: (slave eth0): Releasing backup interface
[  858.345466][  T248] bond0 (unregistering): Released all slaves