[  520.338628] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  520.352987] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  520.368970] br0: port 1(veth0) entered blocking state
[  520.369032] br0: port 1(veth0) entered disabled state
[  520.369080] veth0: entered allmulticast mode
[  520.369155] veth0: entered promiscuous mode
[  520.382230] br0: port 2(veth1) entered blocking state
[  520.382296] br0: port 2(veth1) entered disabled state
[  520.382349] veth1: entered allmulticast mode
[  520.382441] veth1: entered promiscuous mode
[  520.634747] br0: port 1(veth0) entered blocking state
[  520.634847] br0: port 1(veth0) entered forwarding state
[  520.634915] br0: port 2(veth1) entered blocking state
[  520.634955] br0: port 2(veth1) entered forwarding state
[  522.362760] bond0: (slave veth1): link status definitely up
[  522.362882] bond0: (slave veth1): making interface the new active one
[  522.362973] bond0: active interface up!
[  522.478261] veth1: left allmulticast mode
[  522.478321] veth1: left promiscuous mode
[  522.478375] br0: port 2(veth1) entered disabled state
[  522.478504] veth0: left allmulticast mode
[  522.478556] veth0: left promiscuous mode
[  522.478601] br0: port 1(veth0) entered disabled state
[  522.504938] bond0: (slave veth1): Releasing backup interface
[  522.508826] bond0: (slave veth0): Releasing backup interface
[  522.527871] bond0 (unregistering): Released all slaves