[  512.589154] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  512.598477] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  512.607448] br0: port 1(veth0) entered blocking state
[  512.607510] br0: port 1(veth0) entered disabled state
[  512.607556] veth0: entered allmulticast mode
[  512.607626] veth0: entered promiscuous mode
[  512.616529] br0: port 2(veth1) entered blocking state
[  512.616603] br0: port 2(veth1) entered disabled state
[  512.616651] veth1: entered allmulticast mode
[  512.616725] veth1: entered promiscuous mode
[  513.059243] br0: port 1(veth0) entered blocking state
[  513.059330] br0: port 1(veth0) entered forwarding state
[  513.059418] br0: port 2(veth1) entered blocking state
[  513.059461] br0: port 2(veth1) entered forwarding state
[  514.611245] bond0: (slave veth1): link status definitely up
[  514.611372] bond0: (slave veth1): making interface the new active one
[  514.611464] bond0: active interface up!
[  514.656270] veth1: left allmulticast mode
[  514.656373] veth1: left promiscuous mode
[  514.656450] br0: port 2(veth1) entered disabled state
[  514.656647] veth0: left allmulticast mode
[  514.656713] veth0: left promiscuous mode
[  514.656779] br0: port 1(veth0) entered disabled state
[  514.680538] bond0: (slave veth1): Releasing backup interface
[  514.688520] bond0: (slave veth0): Releasing backup interface