[  752.813339] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  752.813460] test-bond1: (slave test-bond0): making interface the new active one
[  752.813552] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  752.831065] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  752.842475] test-bond1: entered promiscuous mode
[  752.842517] test-bond0: entered promiscuous mode
[  753.844731] test-bond1: left promiscuous mode
[  753.844795] test-bond0: left promiscuous mode
[  754.533025] test-dummy0: entered promiscuous mode
[  756.553230] test-dummy0: left promiscuous mode
[  756.662768] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  756.673358] test-bond1 (unregistering): Released all slaves
[  756.682996] test-bond0 (unregistering): Released all slaves