[  521.882637] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  521.897517] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  521.912729] br0: port 1(veth0) entered blocking state
[  521.912782] br0: port 1(veth0) entered disabled state
[  521.912835] veth0: entered allmulticast mode
[  521.912903] veth0: entered promiscuous mode
[  521.927487] br0: port 2(veth1) entered blocking state
[  521.927537] br0: port 2(veth1) entered disabled state
[  521.927574] veth1: entered allmulticast mode
[  521.927639] veth1: entered promiscuous mode
[  522.873748] br0: port 1(veth0) entered blocking state
[  522.873838] br0: port 1(veth0) entered forwarding state
[  522.873906] br0: port 2(veth1) entered blocking state
[  522.873985] br0: port 2(veth1) entered forwarding state
[  524.921721] bond0: (slave veth0): link status definitely up
[  524.921788] bond0: (slave veth1): link status definitely up
[  524.921825] bond0: (slave veth0): making interface the new active one
[  524.921897] bond0: active interface up!
[  525.060587] veth1: left allmulticast mode
[  525.060634] veth1: left promiscuous mode
[  525.060682] br0: port 2(veth1) entered disabled state
[  525.060784] veth0: left allmulticast mode
[  525.060820] veth0: left promiscuous mode
[  525.060868] br0: port 1(veth0) entered disabled state
[  525.090868] bond0: (slave veth1): Releasing backup interface
[  525.105919] bond0: (slave veth0): Releasing backup interface