[  770.872336] 8021q: adding VLAN 0 to HW filter on device bond0
[  770.875271] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  770.878210] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  770.881144] br0: port 1(veth0) entered blocking state
[  770.881168] br0: port 1(veth0) entered disabled state
[  770.881192] veth0: entered allmulticast mode
[  770.881235] veth0: entered promiscuous mode
[  770.884103] br0: port 2(veth1) entered blocking state
[  770.884154] br0: port 2(veth1) entered disabled state
[  770.884206] veth1: entered allmulticast mode
[  770.884294] veth1: entered promiscuous mode
[  771.907717] br0: port 1(veth0) entered blocking state
[  771.907748] br0: port 1(veth0) entered forwarding state
[  771.907812] br0: port 2(veth1) entered blocking state
[  771.907868] br0: port 2(veth1) entered forwarding state
[  772.931713] bond0: (slave veth1): link status definitely up
[  772.931785] bond0: (slave veth1): making interface the new active one
[  772.931823] bond0: active interface up!
[  773.012136] veth1: left allmulticast mode
[  773.012157] veth1: left promiscuous mode
[  773.012175] br0: port 2(veth1) entered disabled state
[  773.012302] veth0: left allmulticast mode
[  773.012317] veth0: left promiscuous mode
[  773.012331] br0: port 1(veth0) entered disabled state
[  773.027847] bond0: (slave veth1): Releasing backup interface
[  773.034840] bond0: (slave veth0): Releasing backup interface
[  773.067794] bond0 (unregistering): Released all slaves