[  837.579239] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  837.579388] test-bond1: (slave test-bond0): making interface the new active one
[  837.579484] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  837.603603] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  837.615031] test-bond1: entered promiscuous mode
[  837.615072] test-bond0: entered promiscuous mode
[  838.617245] test-bond1: left promiscuous mode
[  838.617294] test-bond0: left promiscuous mode
[  839.338898] test-dummy0: entered promiscuous mode
[  841.362031] test-dummy0: left promiscuous mode
[  841.498976] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  841.509841] test-bond1 (unregistering): Released all slaves
[  841.518781] test-bond0 (unregistering): Released all slaves