[  750.575816] bond1: (slave dummy1): making interface the new active one
[  750.575937] bond1: (slave dummy1): Enslaving as an active interface with an up link
[  750.584513] bond1: (slave dummy2): Enslaving as a backup interface with an up link
[  750.595357] dummy1: entered promiscuous mode
[  750.639210] dummy1: left promiscuous mode
[  750.647994] bond1 (unregistering): (slave dummy1): Releasing backup interface
[  750.658930] bond1 (unregistering): (slave dummy2): Releasing backup interface
[  750.667891] bond1 (unregistering): Released all slaves
[  750.834872] bond1: (slave dummy1): Enslaving as a backup interface with an up link
[  750.844432] bond1: (slave dummy2): Enslaving as a backup interface with an up link
[  750.855987] dummy1: entered promiscuous mode
[  750.856067] dummy2: entered promiscuous mode
[  750.902953] dummy1: left promiscuous mode
[  750.903013] dummy2: left promiscuous mode
[  750.912483] bond1 (unregistering): (slave dummy1): Releasing backup interface
[  750.916935] bond1 (unregistering): (slave dummy2): Releasing backup interface
[  750.924918] bond1 (unregistering): Released all slaves
[  751.079580] bond1: (slave dummy1): Enslaving as a backup interface with an up link
[  751.088763] bond1: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  751.123705] bond1: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  751.141562] bond1: (slave dummy1): Removing an active aggregator
[  751.141662] bond1: (slave dummy1): Releasing backup interface
[  751.197784] bond1 (unregistering): Released all slaves
[  751.271590] bond1: (slave dummy1): Enslaving as a backup interface with an up link
[  751.306659] bond1: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  751.324278] bond1: (slave dummy1): Removing an active aggregator
[  751.324375] bond1: (slave dummy1): Releasing backup interface
[  751.382484] bond1 (unregistering): Released all slaves