[  900.284259] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  900.284371] test-bond1: (slave test-bond0): making interface the new active one
[  900.284455] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  900.308225] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  900.320413] test-bond1: entered promiscuous mode
[  900.320455] test-bond0: entered promiscuous mode
[  901.322964] test-bond1: left promiscuous mode
[  901.323022] test-bond0: left promiscuous mode
[  902.105959] test-dummy0: entered promiscuous mode
[  904.128651] test-dummy0: left promiscuous mode
[  904.254346] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  904.259099] test-bond1 (unregistering): Released all slaves
[  904.278078] test-bond0 (unregistering): Released all slaves