[  668.400831] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  668.411299] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  668.421309] br0: port 1(veth0) entered blocking state
[  668.421379] br0: port 1(veth0) entered disabled state
[  668.421488] veth0: entered allmulticast mode
[  668.421595] veth0: entered promiscuous mode
[  668.431828] br0: port 2(veth1) entered blocking state
[  668.431899] br0: port 2(veth1) entered disabled state
[  668.431955] veth1: entered allmulticast mode
[  668.432045] veth1: entered promiscuous mode
[  668.524767] br0: port 1(veth0) entered blocking state
[  668.524869] br0: port 1(veth0) entered forwarding state
[  668.524961] br0: port 2(veth1) entered blocking state
[  668.525020] br0: port 2(veth1) entered forwarding state
[  670.459767] bond0: (slave veth1): link status definitely up
[  670.459907] bond0: (slave veth1): making interface the new active one
[  670.460000] bond0: active interface up!
[  670.549347] veth1: left allmulticast mode
[  670.549470] veth1: left promiscuous mode
[  670.549553] br0: port 2(veth1) entered disabled state
[  670.549718] veth0: left allmulticast mode
[  670.549777] veth0: left promiscuous mode
[  670.549835] br0: port 1(veth0) entered disabled state
[  670.566989] bond0: (slave veth1): Releasing backup interface
[  670.574236] bond0: (slave veth0): Releasing backup interface
[  670.600000] bond0 (unregistering): Released all slaves