[  836.195801] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  836.195942] test-bond1: (slave test-bond0): making interface the new active one
[  836.196057] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  836.220489] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  836.232025] test-bond1: entered promiscuous mode
[  836.232074] test-bond0: entered promiscuous mode
[  837.235003] test-bond1: left promiscuous mode
[  837.235066] test-bond0: left promiscuous mode
[  837.913866] test-dummy0: entered promiscuous mode
[  839.930009] test-dummy0: left promiscuous mode
[  840.055347] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  840.060002] test-bond1 (unregistering): Released all slaves
[  840.072790] test-bond0 (unregistering): Released all slaves