[  837.070577] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  837.070744] test-bond1: (slave test-bond0): making interface the new active one
[  837.070854] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  837.095866] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  837.107092] test-bond1: entered promiscuous mode
[  837.107167] test-bond0: entered promiscuous mode
[  838.109452] test-bond1: left promiscuous mode
[  838.109546] test-bond0: left promiscuous mode
[  838.878947] test-dummy0: entered promiscuous mode
[  840.894924] test-dummy0: left promiscuous mode
[  841.013462] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  841.022264] test-bond1 (unregistering): Released all slaves
[  841.031172] test-bond0 (unregistering): Released all slaves