[  520.330526] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  520.340082] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  520.349581] br0: port 1(veth0) entered blocking state
[  520.349658] br0: port 1(veth0) entered disabled state
[  520.349729] veth0: entered allmulticast mode
[  520.349820] veth0: entered promiscuous mode
[  520.358950] br0: port 2(veth1) entered blocking state
[  520.359013] br0: port 2(veth1) entered disabled state
[  520.359066] veth1: entered allmulticast mode
[  520.359137] veth1: entered promiscuous mode
[  520.747755] br0: port 1(veth0) entered blocking state
[  520.747870] br0: port 1(veth0) entered forwarding state
[  520.747950] br0: port 2(veth1) entered blocking state
[  520.748019] br0: port 2(veth1) entered forwarding state
[  522.363723] bond0: (slave veth1): link status definitely up
[  522.363814] bond0: (slave veth1): making interface the new active one
[  522.363900] bond0: active interface up!
[  522.501997] veth1: left allmulticast mode
[  522.502072] veth1: left promiscuous mode
[  522.502115] br0: port 2(veth1) entered disabled state
[  522.502218] veth0: left allmulticast mode
[  522.502251] veth0: left promiscuous mode
[  522.502304] br0: port 1(veth0) entered disabled state
[  522.519063] bond0: (slave veth1): Releasing backup interface
[  522.527926] bond0: (slave veth0): Releasing backup interface
[  522.547951] bond0 (unregistering): Released all slaves