[  988.081302][T23952] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  988.094372][T23952] test-bond1: (slave test-bond0): making interface the new active one
[  988.095084][T23952] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  988.313785][T23960] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  988.405578][T23963] test-bond1: entered promiscuous mode
[  988.405739][T23963] test-bond0: entered promiscuous mode
[  989.426071][T23963] test-bond1: left promiscuous mode
[  989.426789][T23963] test-bond0: left promiscuous mode
[  990.844953][T23965] test-dummy0: entered promiscuous mode
[  992.888517][T23965] test-dummy0: left promiscuous mode
[  993.059227][T23968] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  993.068569][T23968] test-bond1 (unregistering): Released all slaves
[  993.107918][T23969] test-bond0 (unregistering): Released all slaves