[  850.576827][T21716] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  850.578163][T21716] test-bond1: (slave test-bond0): making interface the new active one
[  850.578561][T21716] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  850.715765][T21723] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  850.823880][T21731] test-bond1: entered promiscuous mode
[  850.824074][T21731] test-bond0: entered promiscuous mode
[  851.838282][T21731] test-bond1: left promiscuous mode
[  851.838642][T21731] test-bond0: left promiscuous mode
[  853.404892][T21739] test-dummy0: entered promiscuous mode
[  855.458557][T21739] test-dummy0: left promiscuous mode
[  855.649226][T21742] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  855.666274][T21742] test-bond1 (unregistering): Released all slaves
[  855.721481][T21743] test-bond0 (unregistering): Released all slaves