[  900.402234] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  900.402346] test-bond1: (slave test-bond0): making interface the new active one
[  900.402440] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  900.423748] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  900.434869] test-bond1: entered promiscuous mode
[  900.434908] test-bond0: entered promiscuous mode
[  901.437330] test-bond1: left promiscuous mode
[  901.437385] test-bond0: left promiscuous mode
[  902.170392] test-dummy0: entered promiscuous mode
[  904.190088] test-dummy0: left promiscuous mode
[  904.335969] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  904.342108] test-bond1 (unregistering): Released all slaves
[  904.354997] test-bond0 (unregistering): Released all slaves