[  874.015033] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  874.015128] test-bond1: (slave test-bond0): making interface the new active one
[  874.015211] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  874.037384] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  874.048440] test-bond1: entered promiscuous mode
[  874.048476] test-bond0: entered promiscuous mode
[  875.050555] test-bond1: left promiscuous mode
[  875.050608] test-bond0: left promiscuous mode
[  875.718849] test-dummy0: entered promiscuous mode
[  877.741457] test-dummy0: left promiscuous mode
[  877.868101] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  877.873175] test-bond1 (unregistering): Released all slaves
[  877.887922] test-bond0 (unregistering): Released all slaves