[  965.634647][T21859] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  965.640306][T21859] test-bond1: (slave test-bond0): making interface the new active one
[  965.640720][T21859] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  965.799151][T21864] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  965.861109][T21867] test-bond1: entered promiscuous mode
[  965.861253][T21867] test-bond0: entered promiscuous mode
[  966.871588][T21867] test-bond1: left promiscuous mode
[  966.871758][T21867] test-bond0: left promiscuous mode
[  968.476710][T21869] test-dummy0: entered promiscuous mode
[  970.526124][T21869] test-dummy0: left promiscuous mode
[  970.729255][T21872] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  970.739825][T21872] test-bond1 (unregistering): Released all slaves
[  970.804188][T21873] test-bond0 (unregistering): Released all slaves