[  519.945305] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  519.953775] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  519.963461] br0: port 1(veth0) entered blocking state
[  519.963549] br0: port 1(veth0) entered disabled state
[  519.963622] veth0: entered allmulticast mode
[  519.963713] veth0: entered promiscuous mode
[  519.972717] br0: port 2(veth1) entered blocking state
[  519.972804] br0: port 2(veth1) entered disabled state
[  519.972862] veth1: entered allmulticast mode
[  519.972955] veth1: entered promiscuous mode
[  520.040022] br0: port 1(veth0) entered blocking state
[  520.040279] br0: port 1(veth0) entered forwarding state
[  520.040372] br0: port 2(veth1) entered blocking state
[  520.040426] br0: port 2(veth1) entered forwarding state
[  521.982060] bond0: (slave veth1): link status definitely up
[  521.982164] bond0: (slave veth1): making interface the new active one
[  521.982238] bond0: active interface up!
[  522.080903] veth1: left allmulticast mode
[  522.080952] veth1: left promiscuous mode
[  522.081006] br0: port 2(veth1) entered disabled state
[  522.081108] veth0: left allmulticast mode
[  522.081138] veth0: left promiscuous mode
[  522.081168] br0: port 1(veth0) entered disabled state
[  522.098545] bond0: (slave veth1): Releasing backup interface
[  522.114240] bond0: (slave veth0): Releasing backup interface