[  521.990507] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  522.005373] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  522.020182] br0: port 1(veth0) entered blocking state
[  522.020239] br0: port 1(veth0) entered disabled state
[  522.020297] veth0: entered allmulticast mode
[  522.020375] veth0: entered promiscuous mode
[  522.034565] br0: port 2(veth1) entered blocking state
[  522.034635] br0: port 2(veth1) entered disabled state
[  522.034686] veth1: entered allmulticast mode
[  522.034772] veth1: entered promiscuous mode
[  523.003829] br0: port 1(veth0) entered blocking state
[  523.003934] br0: port 1(veth0) entered forwarding state
[  523.004007] br0: port 2(veth1) entered blocking state
[  523.004041] br0: port 2(veth1) entered forwarding state
[  525.052760] bond0: (slave veth0): link status definitely up
[  525.052842] bond0: (slave veth1): link status definitely up
[  525.052891] bond0: (slave veth0): making interface the new active one
[  525.052968] bond0: active interface up!
[  525.094608] veth1: left allmulticast mode
[  525.094666] veth1: left promiscuous mode
[  525.094724] br0: port 2(veth1) entered disabled state
[  525.094844] veth0: left allmulticast mode
[  525.094889] veth0: left promiscuous mode
[  525.094942] br0: port 1(veth0) entered disabled state
[  525.114129] bond0: (slave veth1): Releasing backup interface
[  525.122997] bond0: (slave veth0): Releasing backup interface
[  525.159081] bond0 (unregistering): Released all slaves