[  521.281102] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  521.290340] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  521.299942] br0: port 1(veth0) entered blocking state
[  521.300044] br0: port 1(veth0) entered disabled state
[  521.300110] veth0: entered allmulticast mode
[  521.300216] veth0: entered promiscuous mode
[  521.308991] br0: port 2(veth1) entered blocking state
[  521.309053] br0: port 2(veth1) entered disabled state
[  521.309094] veth1: entered allmulticast mode
[  521.309173] veth1: entered promiscuous mode
[  522.299113] br0: port 1(veth0) entered blocking state
[  522.299241] br0: port 1(veth0) entered forwarding state
[  522.299316] br0: port 2(veth1) entered blocking state
[  522.299357] br0: port 2(veth1) entered forwarding state
[  524.347069] bond0: (slave veth0): link status definitely up
[  524.347185] bond0: (slave veth1): link status definitely up
[  524.347224] bond0: (slave veth0): making interface the new active one
[  524.347291] bond0: active interface up!
[  524.473907] veth1: left allmulticast mode
[  524.474029] veth1: left promiscuous mode
[  524.474092] br0: port 2(veth1) entered disabled state
[  524.474239] veth0: left allmulticast mode
[  524.474274] veth0: left promiscuous mode
[  524.474349] br0: port 1(veth0) entered disabled state
[  524.493424] bond0: (slave veth1): Releasing backup interface
[  524.505277] bond0: (slave veth0): Releasing backup interface
[  524.528385] bond0 (unregistering): Released all slaves