[  839.798456] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  839.798558] test-bond1: (slave test-bond0): making interface the new active one
[  839.798643] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  839.819541] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  839.829956] test-bond1: entered promiscuous mode
[  839.829994] test-bond0: entered promiscuous mode
[  840.831971] test-bond1: left promiscuous mode
[  840.832023] test-bond0: left promiscuous mode
[  841.508003] test-dummy0: entered promiscuous mode
[  843.523585] test-dummy0: left promiscuous mode
[  843.635033] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  843.643920] test-bond1 (unregistering): Released all slaves
[  843.651983] test-bond0 (unregistering): Released all slaves