[  746.248216] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  746.248380] test-bond1: (slave test-bond0): making interface the new active one
[  746.248491] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  746.266431] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  746.275722] test-bond1: entered promiscuous mode
[  746.275761] test-bond0: entered promiscuous mode
[  747.278179] test-bond1: left promiscuous mode
[  747.278245] test-bond0: left promiscuous mode
[  747.953511] test-dummy0: entered promiscuous mode
[  749.967167] test-dummy0: left promiscuous mode
[  750.086019] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  750.094779] test-bond1 (unregistering): Released all slaves
[  750.103934] test-bond0 (unregistering): Released all slaves