[  522.557996] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  522.573880] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  522.589397] br0: port 1(veth0) entered blocking state
[  522.589467] br0: port 1(veth0) entered disabled state
[  522.589518] veth0: entered allmulticast mode
[  522.589596] veth0: entered promiscuous mode
[  522.602757] br0: port 2(veth1) entered blocking state
[  522.602814] br0: port 2(veth1) entered disabled state
[  522.602859] veth1: entered allmulticast mode
[  522.602936] veth1: entered promiscuous mode
[  523.514750] br0: port 1(veth0) entered blocking state
[  523.514849] br0: port 1(veth0) entered forwarding state
[  523.514918] br0: port 2(veth1) entered blocking state
[  523.514958] br0: port 2(veth1) entered forwarding state
[  524.602713] bond0: (slave veth1): link status definitely up
[  524.602828] bond0: (slave veth1): making interface the new active one
[  524.602901] bond0: active interface up!
[  524.702531] veth1: left allmulticast mode
[  524.702582] veth1: left promiscuous mode
[  524.702665] br0: port 2(veth1) entered disabled state
[  524.702777] veth0: left allmulticast mode
[  524.702804] veth0: left promiscuous mode
[  524.702831] br0: port 1(veth0) entered disabled state
[  524.724156] bond0: (slave veth1): Releasing backup interface
[  524.727901] bond0: (slave veth0): Releasing backup interface