[  550.573771] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  550.587327] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  550.602723] br0: port 1(veth0) entered blocking state
[  550.602777] br0: port 1(veth0) entered disabled state
[  550.602821] veth0: entered allmulticast mode
[  550.602886] veth0: entered promiscuous mode
[  550.615937] br0: port 2(veth1) entered blocking state
[  550.615993] br0: port 2(veth1) entered disabled state
[  550.616029] veth1: entered allmulticast mode
[  550.616107] veth1: entered promiscuous mode
[  551.541508] br0: port 1(veth0) entered blocking state
[  551.541614] br0: port 1(veth0) entered forwarding state
[  551.541675] br0: port 2(veth1) entered blocking state
[  551.541713] br0: port 2(veth1) entered forwarding state
[  552.629482] bond0: (slave veth1): link status definitely up
[  552.629612] bond0: (slave veth1): making interface the new active one
[  552.629680] bond0: active interface up!
[  552.690780] veth1: left allmulticast mode
[  552.690836] veth1: left promiscuous mode
[  552.690886] br0: port 2(veth1) entered disabled state
[  552.690998] veth0: left allmulticast mode
[  552.691037] veth0: left promiscuous mode
[  552.691078] br0: port 1(veth0) entered disabled state
[  552.711313] bond0: (slave veth1): Releasing backup interface
[  552.717599] bond0: (slave veth0): Releasing backup interface
[  552.738612] bond0 (unregistering): Released all slaves