[  956.806500][T22499] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  956.813456][T22499] test-bond1: (slave test-bond0): making interface the new active one
[  956.814543][T22499] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  956.943383][T22504] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  957.008741][T22508] test-bond1: entered promiscuous mode
[  957.008893][T22508] test-bond0: entered promiscuous mode
[  958.019247][T22508] test-bond1: left promiscuous mode
[  958.019403][T22508] test-bond0: left promiscuous mode
[  959.617693][T22510] test-dummy0: entered promiscuous mode
[  961.655722][T22510] test-dummy0: left promiscuous mode
[  961.829306][T22513] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  961.836953][T22513] test-bond1 (unregistering): Released all slaves
[  961.876209][T22514] test-bond0 (unregistering): Released all slaves