[  858.087838][T21794] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  858.089008][T21794] test-bond1: (slave test-bond0): making interface the new active one
[  858.089453][T21794] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  858.237891][T21801] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  858.363200][T21807] test-bond1: entered promiscuous mode
[  858.363475][T21807] test-bond0: entered promiscuous mode
[  859.381601][T21807] test-bond1: left promiscuous mode
[  859.381855][T21807] test-bond0: left promiscuous mode
[  861.243767][T21817] test-dummy0: entered promiscuous mode
[  863.273178][T21817] test-dummy0: left promiscuous mode
[  863.509838][T21820] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  863.516393][T21820] test-bond1 (unregistering): Released all slaves
[  863.555906][T21821] test-bond0 (unregistering): Released all slaves