[  904.247046] 8021q: adding VLAN 0 to HW filter on device bond0
[  904.250710] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  904.254257] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  904.257804] br0: port 1(veth0) entered blocking state
[  904.257835] br0: port 1(veth0) entered disabled state
[  904.257873] veth0: entered allmulticast mode
[  904.257934] veth0: entered promiscuous mode
[  904.261476] br0: port 2(veth1) entered blocking state
[  904.261507] br0: port 2(veth1) entered disabled state
[  904.261543] veth1: entered allmulticast mode
[  904.261599] veth1: entered promiscuous mode
[  905.290451] br0: port 1(veth0) entered blocking state
[  905.290509] br0: port 1(veth0) entered forwarding state
[  905.290559] br0: port 2(veth1) entered blocking state
[  905.290589] br0: port 2(veth1) entered forwarding state
[  906.315430] bond0: (slave veth1): link status definitely up
[  906.315552] bond0: (slave veth1): making interface the new active one
[  906.315664] bond0: active interface up!
[  906.327197] veth1: left allmulticast mode
[  906.327270] veth1: left promiscuous mode
[  906.327352] br0: port 2(veth1) entered disabled state
[  906.327518] veth0: left allmulticast mode
[  906.327581] veth0: left promiscuous mode
[  906.327673] br0: port 1(veth0) entered disabled state
[  906.336173] bond0: (slave veth1): Releasing backup interface
[  906.339554] bond0: (slave veth0): Releasing backup interface
[  906.380467] bond0 (unregistering): Released all slaves