[  520.300412] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  520.312608] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  520.327091] br0: port 1(veth0) entered blocking state
[  520.327157] br0: port 1(veth0) entered disabled state
[  520.327214] veth0: entered allmulticast mode
[  520.327291] veth0: entered promiscuous mode
[  520.340344] br0: port 2(veth1) entered blocking state
[  520.340411] br0: port 2(veth1) entered disabled state
[  520.340461] veth1: entered allmulticast mode
[  520.340543] veth1: entered promiscuous mode
[  521.273770] br0: port 1(veth0) entered blocking state
[  521.273908] br0: port 1(veth0) entered forwarding state
[  521.273994] br0: port 2(veth1) entered blocking state
[  521.274046] br0: port 2(veth1) entered forwarding state
[  522.361795] bond0: (slave veth1): link status definitely up
[  522.361892] bond0: (slave veth1): making interface the new active one
[  522.361962] bond0: active interface up!
[  522.449949] veth1: left allmulticast mode
[  522.450011] veth1: left promiscuous mode
[  522.450069] br0: port 2(veth1) entered disabled state
[  522.450219] veth0: left allmulticast mode
[  522.450258] veth0: left promiscuous mode
[  522.450303] br0: port 1(veth0) entered disabled state
[  522.471269] bond0: (slave veth1): Releasing backup interface
[  522.475013] bond0: (slave veth0): Releasing backup interface
[  522.493077] bond0 (unregistering): Released all slaves