[  900.502850] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  900.502962] test-bond1: (slave test-bond0): making interface the new active one
[  900.503052] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  900.526186] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  900.536703] test-bond1: entered promiscuous mode
[  900.536743] test-bond0: entered promiscuous mode
[  901.539435] test-bond1: left promiscuous mode
[  901.539488] test-bond0: left promiscuous mode
[  902.294775] test-dummy0: entered promiscuous mode
[  904.310567] test-dummy0: left promiscuous mode
[  904.424751] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  904.429727] test-bond1 (unregistering): Released all slaves
[  904.438452] test-bond0 (unregistering): Released all slaves