[   15.691448] bond0: (slave veth0): Enslaving as a backup interface with a down link
[   15.694264] bond0: (slave veth1): Enslaving as a backup interface with a down link
[   15.697058] br0: port 1(veth0) entered blocking state
[   15.697078] br0: port 1(veth0) entered disabled state
[   15.697095] veth0: entered allmulticast mode
[   15.697138] veth0: entered promiscuous mode
[   15.699929] br0: port 2(veth1) entered blocking state
[   15.699979] br0: port 2(veth1) entered disabled state
[   15.700036] veth1: entered allmulticast mode
[   15.700113] veth1: entered promiscuous mode
[   16.711444] br0: port 1(veth0) entered blocking state
[   16.711474] br0: port 1(veth0) entered forwarding state
[   16.711504] br0: port 2(veth1) entered blocking state
[   16.711519] br0: port 2(veth1) entered forwarding state
[   17.735437] bond0: (slave veth1): link status definitely up
[   17.735508] bond0: (slave veth1): making interface the new active one
[   17.735544] bond0: active interface up!
[   17.828245] veth1: left allmulticast mode
[   17.828273] veth1: left promiscuous mode
[   17.828293] br0: port 2(veth1) entered disabled state
[   17.828513] veth0: left allmulticast mode
[   17.828567] veth0: left promiscuous mode
[   17.828598] br0: port 1(veth0) entered disabled state
[   17.845551] bond0: (slave veth1): Releasing backup interface
[   17.852529] bond0: (slave veth0): Releasing backup interface
[   17.879464] bond0 (unregistering): Released all slaves