[  896.570087] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  896.570231] test-bond1: (slave test-bond0): making interface the new active one
[  896.570332] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  896.591407] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  896.601967] test-bond1: entered promiscuous mode
[  896.602002] test-bond0: entered promiscuous mode
[  897.604206] test-bond1: left promiscuous mode
[  897.604261] test-bond0: left promiscuous mode
[  898.285382] test-dummy0: entered promiscuous mode
[  900.303735] test-dummy0: left promiscuous mode
[  900.419137] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  900.426196] test-bond1 (unregistering): Released all slaves
[  900.439051] test-bond0 (unregistering): Released all slaves