[  511.972985] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  511.983288] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  511.993280] br0: port 1(veth0) entered blocking state
[  511.993360] br0: port 1(veth0) entered disabled state
[  511.993416] veth0: entered allmulticast mode
[  511.993503] veth0: entered promiscuous mode
[  512.003507] br0: port 2(veth1) entered blocking state
[  512.003556] br0: port 2(veth1) entered disabled state
[  512.003591] veth1: entered allmulticast mode
[  512.003657] veth1: entered promiscuous mode
[  512.416115] br0: port 1(veth0) entered blocking state
[  512.416203] br0: port 1(veth0) entered forwarding state
[  512.416288] br0: port 2(veth1) entered blocking state
[  512.416336] br0: port 2(veth1) entered forwarding state
[  514.032162] bond0: (slave veth1): link status definitely up
[  514.032274] bond0: (slave veth1): making interface the new active one
[  514.032345] bond0: active interface up!
[  514.084967] veth1: left allmulticast mode
[  514.085024] veth1: left promiscuous mode
[  514.085080] br0: port 2(veth1) entered disabled state
[  514.085192] veth0: left allmulticast mode
[  514.085223] veth0: left promiscuous mode
[  514.085265] br0: port 1(veth0) entered disabled state
[  514.108451] bond0: (slave veth1): Releasing backup interface
[  514.116373] bond0: (slave veth0): Releasing backup interface