[  747.811260] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  747.821123] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  747.830695] br0: port 1(veth0) entered blocking state
[  747.830782] br0: port 1(veth0) entered disabled state
[  747.830864] veth0: entered allmulticast mode
[  747.830967] veth0: entered promiscuous mode
[  747.840489] br0: port 2(veth1) entered blocking state
[  747.840555] br0: port 2(veth1) entered disabled state
[  747.840602] veth1: entered allmulticast mode
[  747.840685] veth1: entered promiscuous mode
[  748.260075] br0: port 1(veth0) entered blocking state
[  748.260150] br0: port 1(veth0) entered forwarding state
[  748.260242] br0: port 2(veth1) entered blocking state
[  748.260306] br0: port 2(veth1) entered forwarding state
[  749.877062] bond0: (slave veth1): link status definitely up
[  749.877156] bond0: (slave veth1): making interface the new active one
[  749.877247] bond0: active interface up!
[  750.013833] veth1: left allmulticast mode
[  750.013892] veth1: left promiscuous mode
[  750.013947] br0: port 2(veth1) entered disabled state
[  750.014139] veth0: left allmulticast mode
[  750.014184] veth0: left promiscuous mode
[  750.014230] br0: port 1(veth0) entered disabled state
[  750.029269] bond0: (slave veth1): Releasing backup interface
[  750.031229] bond0: (slave veth0): Releasing backup interface
[  750.068275] bond0 (unregistering): Released all slaves