[  518.237457] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  518.250422] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  518.260975] br0: port 1(veth0) entered blocking state
[  518.261037] br0: port 1(veth0) entered disabled state
[  518.261084] veth0: entered allmulticast mode
[  518.261160] veth0: entered promiscuous mode
[  518.273406] br0: port 2(veth1) entered blocking state
[  518.273472] br0: port 2(veth1) entered disabled state
[  518.273524] veth1: entered allmulticast mode
[  518.273608] veth1: entered promiscuous mode
[  519.224403] br0: port 1(veth0) entered blocking state
[  519.224481] br0: port 1(veth0) entered forwarding state
[  519.224560] br0: port 2(veth1) entered blocking state
[  519.224600] br0: port 2(veth1) entered forwarding state
[  520.312473] bond0: (slave veth1): link status definitely up
[  520.312562] bond0: (slave veth1): making interface the new active one
[  520.312619] bond0: active interface up!
[  520.364198] veth1: left allmulticast mode
[  520.364245] veth1: left promiscuous mode
[  520.364283] br0: port 2(veth1) entered disabled state
[  520.364386] veth0: left allmulticast mode
[  520.364415] veth0: left promiscuous mode
[  520.364448] br0: port 1(veth0) entered disabled state
[  520.387659] bond0: (slave veth1): Releasing backup interface
[  520.396629] bond0: (slave veth0): Releasing backup interface
[  520.423671] bond0 (unregistering): Released all slaves