[  517.809461] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  517.820425] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  517.829720] br0: port 1(veth0) entered blocking state
[  517.829803] br0: port 1(veth0) entered disabled state
[  517.829864] veth0: entered allmulticast mode
[  517.829952] veth0: entered promiscuous mode
[  517.839582] br0: port 2(veth1) entered blocking state
[  517.839642] br0: port 2(veth1) entered disabled state
[  517.839687] veth1: entered allmulticast mode
[  517.839759] veth1: entered promiscuous mode
[  517.869232] br0: port 1(veth0) entered blocking state
[  517.869298] br0: port 1(veth0) entered forwarding state
[  517.869362] br0: port 2(veth1) entered blocking state
[  517.869404] br0: port 2(veth1) entered forwarding state
[  519.877213] bond0: (slave veth1): link status definitely up
[  519.877294] bond0: (slave veth1): making interface the new active one
[  519.877379] bond0: active interface up!
[  520.021068] veth1: left allmulticast mode
[  520.021123] veth1: left promiscuous mode
[  520.021220] br0: port 2(veth1) entered disabled state
[  520.021364] veth0: left allmulticast mode
[  520.021397] veth0: left promiscuous mode
[  520.021457] br0: port 1(veth0) entered disabled state
[  520.038490] bond0: (slave veth1): Releasing backup interface
[  520.045451] bond0: (slave veth0): Releasing backup interface
[  520.082380] bond0 (unregistering): Released all slaves