[  870.905568] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  870.905721] test-bond1: (slave test-bond0): making interface the new active one
[  870.905823] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  870.922501] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  870.931248] test-bond1: entered promiscuous mode
[  870.931321] test-bond0: entered promiscuous mode
[  871.934078] test-bond1: left promiscuous mode
[  871.934157] test-bond0: left promiscuous mode
[  872.582593] test-dummy0: entered promiscuous mode
[  874.598960] test-dummy0: left promiscuous mode
[  874.715289] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  874.724970] test-bond1 (unregistering): Released all slaves
[  874.736094] test-bond0 (unregistering): Released all slaves