[  888.691713][T21823] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  888.693126][T21823] test-bond1: (slave test-bond0): making interface the new active one
[  888.693574][T21823] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  888.858891][T21835] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  888.965378][T21838] test-bond1: entered promiscuous mode
[  888.965553][T21838] test-bond0: entered promiscuous mode
[  889.987254][T21838] test-bond1: left promiscuous mode
[  889.987525][T21838] test-bond0: left promiscuous mode
[  891.632064][T21846] test-dummy0: entered promiscuous mode
[  893.709382][T21846] test-dummy0: left promiscuous mode
[  893.908166][T21849] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  893.915409][T21849] test-bond1 (unregistering): Released all slaves
[  893.968964][T21850] test-bond0 (unregistering): Released all slaves