[  837.350753][T21775] bond0: (slave eth0): making interface the new active one
[  837.351818][T21775] bond0: (slave eth0): Enslaving as an active interface with an up link
[  837.398548][T21776] 8021q: adding VLAN 0 to HW filter on device bond0
[  841.619716][T21779] bond0: (slave eth0): Releasing backup interface
[  841.772748][T21782] bond0: (slave eth0): Enslaving as an active interface with an up link
[  841.818071][T21783] 8021q: adding VLAN 0 to HW filter on device bond0
[  846.035859][T20904] bond0: (slave eth0): Releasing backup interface
[  846.083325][T20904] bond0 (unregistering): Released all slaves