[  900.088715] 8021q: adding VLAN 0 to HW filter on device bond0
[  900.092179] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  900.095585] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  900.098993] br0: port 1(veth0) entered blocking state
[  900.099024] br0: port 1(veth0) entered disabled state
[  900.099060] veth0: entered allmulticast mode
[  900.099117] veth0: entered promiscuous mode
[  900.102492] br0: port 2(veth1) entered blocking state
[  900.102556] br0: port 2(veth1) entered disabled state
[  900.102628] veth1: entered allmulticast mode
[  900.102714] veth1: entered promiscuous mode
[  901.124375] br0: port 1(veth0) entered blocking state
[  901.124460] br0: port 1(veth0) entered forwarding state
[  901.124542] br0: port 2(veth1) entered blocking state
[  901.124604] br0: port 2(veth1) entered forwarding state
[  902.147359] bond0: (slave veth0): link status definitely up
[  902.147424] bond0: (slave veth1): link status definitely up
[  902.147477] bond0: (slave veth0): making interface the new active one
[  902.147530] bond0: active interface up!
[  902.261203] veth1: left allmulticast mode
[  902.261236] veth1: left promiscuous mode
[  902.261263] br0: port 2(veth1) entered disabled state
[  902.261437] veth0: left allmulticast mode
[  902.261464] veth0: left promiscuous mode
[  902.261494] br0: port 1(veth0) entered disabled state
[  902.268576] bond0: (slave veth1): Releasing backup interface
[  902.271497] bond0: (slave veth0): Releasing backup interface
[  902.299380] bond0 (unregistering): Released all slaves