[  523.343599] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  523.359590] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  523.376638] br0: port 1(veth0) entered blocking state
[  523.376727] br0: port 1(veth0) entered disabled state
[  523.376790] veth0: entered allmulticast mode
[  523.376887] veth0: entered promiscuous mode
[  523.391754] br0: port 2(veth1) entered blocking state
[  523.391811] br0: port 2(veth1) entered disabled state
[  523.391850] veth1: entered allmulticast mode
[  523.391927] veth1: entered promiscuous mode
[  523.515749] br0: port 1(veth0) entered blocking state
[  523.515854] br0: port 1(veth0) entered forwarding state
[  523.515928] br0: port 2(veth1) entered blocking state
[  523.515977] br0: port 2(veth1) entered forwarding state
[  525.371784] bond0: (slave veth1): link status definitely up
[  525.371886] bond0: (slave veth1): making interface the new active one
[  525.371954] bond0: active interface up!
[  525.484600] veth1: left allmulticast mode
[  525.484674] veth1: left promiscuous mode
[  525.484728] br0: port 2(veth1) entered disabled state
[  525.484852] veth0: left allmulticast mode
[  525.484884] veth0: left promiscuous mode
[  525.484930] br0: port 1(veth0) entered disabled state
[  525.515095] bond0: (slave veth1): Releasing backup interface
[  525.531961] bond0: (slave veth0): Releasing backup interface