[  873.159047] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  873.159164] test-bond1: (slave test-bond0): making interface the new active one
[  873.159245] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  873.181533] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  873.192376] test-bond1: entered promiscuous mode
[  873.192417] test-bond0: entered promiscuous mode
[  874.195065] test-bond1: left promiscuous mode
[  874.195124] test-bond0: left promiscuous mode
[  874.909098] test-dummy0: entered promiscuous mode
[  876.928786] test-dummy0: left promiscuous mode
[  877.057514] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  877.061704] test-bond1 (unregistering): Released all slaves
[  877.075859] test-bond0 (unregistering): Released all slaves