[  872.470382] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  872.470478] test-bond1: (slave test-bond0): making interface the new active one
[  872.470561] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  872.492999] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  872.503761] test-bond1: entered promiscuous mode
[  872.503828] test-bond0: entered promiscuous mode
[  873.506137] test-bond1: left promiscuous mode
[  873.506229] test-bond0: left promiscuous mode
[  874.178702] test-dummy0: entered promiscuous mode
[  876.195053] test-dummy0: left promiscuous mode
[  876.320460] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  876.332798] test-bond1 (unregistering): Released all slaves
[  876.347528] test-bond0 (unregistering): Released all slaves