[  539.859478] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  539.868300] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  539.877869] br0: port 1(veth0) entered blocking state
[  539.877943] br0: port 1(veth0) entered disabled state
[  539.878007] veth0: entered allmulticast mode
[  539.878102] veth0: entered promiscuous mode
[  539.888131] br0: port 2(veth1) entered blocking state
[  539.888207] br0: port 2(veth1) entered disabled state
[  539.888269] veth1: entered allmulticast mode
[  539.888369] veth1: entered promiscuous mode
[  540.300895] br0: port 1(veth0) entered blocking state
[  540.300958] br0: port 1(veth0) entered forwarding state
[  540.301041] br0: port 2(veth1) entered blocking state
[  540.301094] br0: port 2(veth1) entered forwarding state
[  541.916934] bond0: (slave veth1): link status definitely up
[  541.917068] bond0: (slave veth1): making interface the new active one
[  541.917247] bond0: active interface up!
[  541.944684] veth1: left allmulticast mode
[  541.944816] veth1: left promiscuous mode
[  541.944910] br0: port 2(veth1) entered disabled state
[  541.945086] veth0: left allmulticast mode
[  541.945149] veth0: left promiscuous mode
[  541.945220] br0: port 1(veth0) entered disabled state
[  541.976316] bond0: (slave veth1): Releasing backup interface
[  541.990233] bond0: (slave veth0): Releasing backup interface