[  900.251601] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  900.251720] test-bond1: (slave test-bond0): making interface the new active one
[  900.251798] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  900.273554] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  900.283417] test-bond1: entered promiscuous mode
[  900.283447] test-bond0: entered promiscuous mode
[  901.285285] test-bond1: left promiscuous mode
[  901.285321] test-bond0: left promiscuous mode
[  901.941690] test-dummy0: entered promiscuous mode
[  903.956621] test-dummy0: left promiscuous mode
[  904.078207] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  904.082412] test-bond1 (unregistering): Released all slaves
[  904.092026] test-bond0 (unregistering): Released all slaves