[  721.672903] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  721.673014] test-bond1: (slave test-bond0): making interface the new active one
[  721.673089] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  721.691347] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  721.702123] test-bond1: entered promiscuous mode
[  721.702158] test-bond0: entered promiscuous mode
[  722.704466] test-bond1: left promiscuous mode
[  722.704525] test-bond0: left promiscuous mode
[  723.349608] test-dummy0: entered promiscuous mode
[  725.366931] test-dummy0: left promiscuous mode
[  725.489724] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  725.495827] test-bond1 (unregistering): Released all slaves
[  725.503752] test-bond0 (unregistering): Released all slaves