[  512.908700] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  512.919151] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  512.929017] br0: port 1(veth0) entered blocking state
[  512.929078] br0: port 1(veth0) entered disabled state
[  512.929131] veth0: entered allmulticast mode
[  512.929278] veth0: entered promiscuous mode
[  512.939228] br0: port 2(veth1) entered blocking state
[  512.939289] br0: port 2(veth1) entered disabled state
[  512.939337] veth1: entered allmulticast mode
[  512.939418] veth1: entered promiscuous mode
[  513.915227] br0: port 1(veth0) entered blocking state
[  513.915355] br0: port 1(veth0) entered forwarding state
[  513.915449] br0: port 2(veth1) entered blocking state
[  513.915498] br0: port 2(veth1) entered forwarding state
[  514.940184] bond0: (slave veth1): link status definitely up
[  514.940282] bond0: (slave veth1): making interface the new active one
[  514.940367] bond0: active interface up!
[  515.078919] veth1: left allmulticast mode
[  515.079055] veth1: left promiscuous mode
[  515.079152] br0: port 2(veth1) entered disabled state
[  515.079307] veth0: left allmulticast mode
[  515.079390] veth0: left promiscuous mode
[  515.079468] br0: port 1(veth0) entered disabled state
[  515.099445] bond0: (slave veth1): Releasing backup interface
[  515.105389] bond0: (slave veth0): Releasing backup interface