[  743.325025] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  743.336065] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  743.347504] br0: port 1(veth0) entered blocking state
[  743.347636] br0: port 1(veth0) entered disabled state
[  743.347705] veth0: entered allmulticast mode
[  743.347828] veth0: entered promiscuous mode
[  743.358671] br0: port 2(veth1) entered blocking state
[  743.358749] br0: port 2(veth1) entered disabled state
[  743.358817] veth1: entered allmulticast mode
[  743.358922] veth1: entered promiscuous mode
[  743.591823] br0: port 1(veth0) entered blocking state
[  743.591965] br0: port 1(veth0) entered forwarding state
[  743.592060] br0: port 2(veth1) entered blocking state
[  743.592127] br0: port 2(veth1) entered forwarding state
[  745.400792] bond0: (slave veth1): link status definitely up
[  745.400960] bond0: (slave veth1): making interface the new active one
[  745.401060] bond0: active interface up!
[  745.438751] veth1: left allmulticast mode
[  745.438890] veth1: left promiscuous mode
[  745.438970] br0: port 2(veth1) entered disabled state
[  745.439112] veth0: left allmulticast mode
[  745.439186] veth0: left promiscuous mode
[  745.439263] br0: port 1(veth0) entered disabled state
[  745.454102] bond0: (slave veth1): Releasing backup interface
[  745.457436] bond0: (slave veth0): Releasing backup interface
[  745.483968] bond0 (unregistering): Released all slaves