[  900.469405] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  900.469518] test-bond1: (slave test-bond0): making interface the new active one
[  900.469603] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  900.490693] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  900.501596] test-bond1: entered promiscuous mode
[  900.501631] test-bond0: entered promiscuous mode
[  901.503614] test-bond1: left promiscuous mode
[  901.503665] test-bond0: left promiscuous mode
[  902.205882] test-dummy0: entered promiscuous mode
[  904.231059] test-dummy0: left promiscuous mode
[  904.372839] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  904.379869] test-bond1 (unregistering): Released all slaves
[  904.393430] test-bond0 (unregistering): Released all slaves