[  764.902484] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  764.902625] test-bond1: (slave test-bond0): making interface the new active one
[  764.902722] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  764.919085] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  764.927620] test-bond1: entered promiscuous mode
[  764.927686] test-bond0: entered promiscuous mode
[  765.929685] test-bond1: left promiscuous mode
[  765.929772] test-bond0: left promiscuous mode
[  766.576162] test-dummy0: entered promiscuous mode
[  768.597589] test-dummy0: left promiscuous mode
[  768.726324] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  768.730520] test-bond1 (unregistering): Released all slaves
[  768.743643] test-bond0 (unregistering): Released all slaves