[  902.390993] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  902.391166] test-bond1: (slave test-bond0): making interface the new active one
[  902.391279] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  902.415136] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  902.425927] test-bond1: entered promiscuous mode
[  902.425962] test-bond0: entered promiscuous mode
[  903.428476] test-bond1: left promiscuous mode
[  903.428524] test-bond0: left promiscuous mode
[  904.186939] test-dummy0: entered promiscuous mode
[  906.202912] test-dummy0: left promiscuous mode
[  906.314590] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  906.321087] test-bond1 (unregistering): Released all slaves
[  906.329706] test-bond0 (unregistering): Released all slaves