[  684.798755] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  684.809157] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  684.820280] br0: port 1(veth0) entered blocking state
[  684.820382] br0: port 1(veth0) entered disabled state
[  684.820462] veth0: entered allmulticast mode
[  684.820582] veth0: entered promiscuous mode
[  684.830118] br0: port 2(veth1) entered blocking state
[  684.830187] br0: port 2(veth1) entered disabled state
[  684.830243] veth1: entered allmulticast mode
[  684.830336] veth1: entered promiscuous mode
[  685.094090] br0: port 1(veth0) entered blocking state
[  685.094215] br0: port 1(veth0) entered forwarding state
[  685.094311] br0: port 2(veth1) entered blocking state
[  685.094359] br0: port 2(veth1) entered forwarding state
[  686.839022] bond0: (slave veth1): link status definitely up
[  686.839080] bond0: (slave veth1): making interface the new active one
[  686.839141] bond0: active interface up!
[  686.975497] veth1: left allmulticast mode
[  686.975549] veth1: left promiscuous mode
[  686.975595] br0: port 2(veth1) entered disabled state
[  686.975741] veth0: left allmulticast mode
[  686.975775] veth0: left promiscuous mode
[  686.975818] br0: port 1(veth0) entered disabled state
[  686.993488] bond0: (slave veth1): Releasing backup interface
[  686.996178] bond0: (slave veth0): Releasing backup interface
[  687.040265] bond0 (unregistering): Released all slaves