[  515.997354] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  516.009088] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  516.019748] br0: port 1(veth0) entered blocking state
[  516.019821] br0: port 1(veth0) entered disabled state
[  516.019873] veth0: entered allmulticast mode
[  516.019958] veth0: entered promiscuous mode
[  516.030532] br0: port 2(veth1) entered blocking state
[  516.030635] br0: port 2(veth1) entered disabled state
[  516.030696] veth1: entered allmulticast mode
[  516.030800] veth1: entered promiscuous mode
[  516.990102] br0: port 1(veth0) entered blocking state
[  516.990201] br0: port 1(veth0) entered forwarding state
[  516.990269] br0: port 2(veth1) entered blocking state
[  516.990315] br0: port 2(veth1) entered forwarding state
[  518.014160] bond0: (slave veth1): link status definitely up
[  518.014319] bond0: (slave veth1): making interface the new active one
[  518.014405] bond0: active interface up!
[  518.087578] veth1: left allmulticast mode
[  518.087663] veth1: left promiscuous mode
[  518.087741] br0: port 2(veth1) entered disabled state
[  518.087988] veth0: left allmulticast mode
[  518.088050] veth0: left promiscuous mode
[  518.088105] br0: port 1(veth0) entered disabled state
[  518.113400] bond0: (slave veth1): Releasing backup interface
[  518.124504] bond0: (slave veth0): Releasing backup interface
[  518.153286] bond0 (unregistering): Released all slaves