[  808.215831][T21320] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  808.216946][T21320] test-bond1: (slave test-bond0): making interface the new active one
[  808.217370][T21320] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  808.348911][T21328] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  808.443953][T21333] test-bond1: entered promiscuous mode
[  808.444179][T21333] test-bond0: entered promiscuous mode
[  809.471017][T21333] test-bond1: left promiscuous mode
[  809.471403][T21333] test-bond0: left promiscuous mode
[  811.037903][T21343] test-dummy0: entered promiscuous mode
[  813.095888][T21343] test-dummy0: left promiscuous mode
[  813.257260][T21346] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  813.263371][T21346] test-bond1 (unregistering): Released all slaves
[  813.306082][T21347] test-bond0 (unregistering): Released all slaves