[  873.282052] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  873.282165] test-bond1: (slave test-bond0): making interface the new active one
[  873.282230] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  873.305660] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  873.317141] test-bond1: entered promiscuous mode
[  873.317178] test-bond0: entered promiscuous mode
[  874.319409] test-bond1: left promiscuous mode
[  874.319468] test-bond0: left promiscuous mode
[  875.144370] test-dummy0: entered promiscuous mode
[  877.164770] test-dummy0: left promiscuous mode
[  877.314185] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  877.318603] test-bond1 (unregistering): Released all slaves
[  877.332687] test-bond0 (unregistering): Released all slaves