[  839.979165] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  839.979311] test-bond1: (slave test-bond0): making interface the new active one
[  839.979404] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  840.001892] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  840.012231] test-bond1: entered promiscuous mode
[  840.012272] test-bond0: entered promiscuous mode
[  841.015629] test-bond1: left promiscuous mode
[  841.015691] test-bond0: left promiscuous mode
[  841.702190] test-dummy0: entered promiscuous mode
[  843.722573] test-dummy0: left promiscuous mode
[  843.846479] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  843.853172] test-bond1 (unregistering): Released all slaves
[  843.862027] test-bond0 (unregistering): Released all slaves