[  518.756135] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  518.767353] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  518.779861] br0: port 1(veth0) entered blocking state
[  518.779934] br0: port 1(veth0) entered disabled state
[  518.779988] veth0: entered allmulticast mode
[  518.780077] veth0: entered promiscuous mode
[  518.790726] br0: port 2(veth1) entered blocking state
[  518.790822] br0: port 2(veth1) entered disabled state
[  518.790872] veth1: entered allmulticast mode
[  518.790960] veth1: entered promiscuous mode
[  519.742209] br0: port 1(veth0) entered blocking state
[  519.742276] br0: port 1(veth0) entered forwarding state
[  519.742352] br0: port 2(veth1) entered blocking state
[  519.742391] br0: port 2(veth1) entered forwarding state
[  520.830318] bond0: (slave veth1): link status definitely up
[  520.830472] bond0: (slave veth1): making interface the new active one
[  520.830568] bond0: active interface up!
[  520.896584] veth1: left allmulticast mode
[  520.896648] veth1: left promiscuous mode
[  520.896716] br0: port 2(veth1) entered disabled state
[  520.896850] veth0: left allmulticast mode
[  520.896892] veth0: left promiscuous mode
[  520.896930] br0: port 1(veth0) entered disabled state
[  520.916508] bond0: (slave veth1): Releasing backup interface
[  520.933527] bond0: (slave veth0): Releasing backup interface