[  828.806510][ T9500] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  828.891379][ T9501] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  828.975210][ T9502] br0: port 1(veth0) entered blocking state
[  828.975889][ T9502] br0: port 1(veth0) entered disabled state
[  828.976158][ T9502] veth0: entered allmulticast mode
[  828.977340][ T9502] veth0: entered promiscuous mode
[  829.062270][ T9503] br0: port 2(veth1) entered blocking state
[  829.062589][ T9503] br0: port 2(veth1) entered disabled state
[  829.062822][ T9503] veth1: entered allmulticast mode
[  829.063993][ T9503] veth1: entered promiscuous mode
[  829.564772][   T38] br0: port 1(veth0) entered blocking state
[  829.565047][   T38] br0: port 1(veth0) entered forwarding state
[  829.566021][   T38] br0: port 2(veth1) entered blocking state
[  829.566269][   T38] br0: port 2(veth1) entered forwarding state
[  830.788742][ T8861] bond0: (slave veth1): link status definitely up
[  830.789095][ T8861] bond0: (slave veth1): making interface the new active one
[  830.790330][ T8861] bond0: active interface up!
[  831.019468][ T8861] veth1: left allmulticast mode
[  831.019679][ T8861] veth1: left promiscuous mode
[  831.020014][ T8861] br0: port 2(veth1) entered disabled state
[  831.022379][ T8861] veth0: left allmulticast mode
[  831.022769][ T8861] veth0: left promiscuous mode
[  831.023056][ T8861] br0: port 1(veth0) entered disabled state
[  831.204755][ T8861] bond0: (slave veth1): Releasing backup interface
[  831.367001][ T8861] bond0: (slave veth0): Releasing backup interface
[  831.756819][ T8861] bond0 (unregistering): Released all slaves