[  523.379926] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  523.397687] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  523.416950] br0: port 1(veth0) entered blocking state
[  523.417028] br0: port 1(veth0) entered disabled state
[  523.417092] veth0: entered allmulticast mode
[  523.417178] veth0: entered promiscuous mode
[  523.434334] br0: port 2(veth1) entered blocking state
[  523.434406] br0: port 2(veth1) entered disabled state
[  523.434454] veth1: entered allmulticast mode
[  523.434552] veth1: entered promiscuous mode
[  523.507850] br0: port 1(veth0) entered blocking state
[  523.507908] br0: port 1(veth0) entered forwarding state
[  523.507997] br0: port 2(veth1) entered blocking state
[  523.508049] br0: port 2(veth1) entered forwarding state
[  525.433920] bond0: (slave veth1): link status definitely up
[  525.434066] bond0: (slave veth1): making interface the new active one
[  525.434155] bond0: active interface up!
[  525.542292] veth1: left allmulticast mode
[  525.542348] veth1: left promiscuous mode
[  525.542391] br0: port 2(veth1) entered disabled state
[  525.542477] veth0: left allmulticast mode
[  525.542505] veth0: left promiscuous mode
[  525.542543] br0: port 1(veth0) entered disabled state
[  525.564976] bond0: (slave veth1): Releasing backup interface
[  525.575018] bond0: (slave veth0): Releasing backup interface