[  906.917726] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  906.917838] test-bond1: (slave test-bond0): making interface the new active one
[  906.917919] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  906.940547] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  906.950919] test-bond1: entered promiscuous mode
[  906.950984] test-bond0: entered promiscuous mode
[  907.953415] test-bond1: left promiscuous mode
[  907.953497] test-bond0: left promiscuous mode
[  908.614685] test-dummy0: entered promiscuous mode
[  910.634804] test-dummy0: left promiscuous mode
[  910.750973] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  910.761736] test-bond1 (unregistering): Released all slaves
[  910.774540] test-bond0 (unregistering): Released all slaves