[  512.015198] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  512.024788] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  512.033210] br0: port 1(veth0) entered blocking state
[  512.033286] br0: port 1(veth0) entered disabled state
[  512.033340] veth0: entered allmulticast mode
[  512.033415] veth0: entered promiscuous mode
[  512.042923] br0: port 2(veth1) entered blocking state
[  512.042975] br0: port 2(veth1) entered disabled state
[  512.043018] veth1: entered allmulticast mode
[  512.043111] veth1: entered promiscuous mode
[  513.010175] br0: port 1(veth0) entered blocking state
[  513.010344] br0: port 1(veth0) entered forwarding state
[  513.010443] br0: port 2(veth1) entered blocking state
[  513.010508] br0: port 2(veth1) entered forwarding state
[  514.034134] bond0: (slave veth1): link status definitely up
[  514.034197] bond0: (slave veth1): making interface the new active one
[  514.034268] bond0: active interface up!
[  514.165792] veth1: left allmulticast mode
[  514.165840] veth1: left promiscuous mode
[  514.165887] br0: port 2(veth1) entered disabled state
[  514.166052] veth0: left allmulticast mode
[  514.166111] veth0: left promiscuous mode
[  514.166161] br0: port 1(veth0) entered disabled state
[  514.185476] bond0: (slave veth1): Releasing backup interface
[  514.197355] bond0: (slave veth0): Releasing backup interface