[  868.689820][ T9647] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  868.770387][ T9648] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  868.856206][ T9649] br0: port 1(veth0) entered blocking state
[  868.856493][ T9649] br0: port 1(veth0) entered disabled state
[  868.856799][ T9649] veth0: entered allmulticast mode
[  868.857997][ T9649] veth0: entered promiscuous mode
[  868.965506][ T9650] br0: port 2(veth1) entered blocking state
[  868.965900][ T9650] br0: port 2(veth1) entered disabled state
[  868.966294][ T9650] veth1: entered allmulticast mode
[  868.967800][ T9650] veth1: entered promiscuous mode
[  869.374738][   T38] br0: port 1(veth0) entered blocking state
[  869.375012][   T38] br0: port 1(veth0) entered forwarding state
[  869.376005][   T38] br0: port 2(veth1) entered blocking state
[  869.376256][   T38] br0: port 2(veth1) entered forwarding state
[  870.590555][ T4760] bond0: (slave veth1): link status definitely up
[  870.591062][ T4760] bond0: (slave veth1): making interface the new active one
[  870.592421][ T4760] bond0: active interface up!
[  870.777784][ T8594] veth1: left allmulticast mode
[  870.777986][ T8594] veth1: left promiscuous mode
[  870.778308][ T8594] br0: port 2(veth1) entered disabled state
[  870.780881][ T8594] veth0: left allmulticast mode
[  870.781362][ T8594] veth0: left promiscuous mode
[  870.781694][ T8594] br0: port 1(veth0) entered disabled state
[  870.897860][ T8594] bond0: (slave veth1): Releasing backup interface
[  871.005589][ T8594] bond0: (slave veth0): Releasing backup interface
[  871.409917][ T8594] bond0 (unregistering): Released all slaves