[  831.659191][ T9447] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  831.770658][ T9448] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  831.860940][ T9449] br0: port 1(veth0) entered blocking state
[  831.861270][ T9449] br0: port 1(veth0) entered disabled state
[  831.870060][ T9449] veth0: entered allmulticast mode
[  831.873587][ T9449] veth0: entered promiscuous mode
[  831.959321][ T9450] br0: port 2(veth1) entered blocking state
[  831.959983][ T9450] br0: port 2(veth1) entered disabled state
[  831.960250][ T9450] veth1: entered allmulticast mode
[  831.961607][ T9450] veth1: entered promiscuous mode
[  832.541053][   T39] br0: port 1(veth0) entered blocking state
[  832.541352][   T39] br0: port 1(veth0) entered forwarding state
[  832.542485][   T39] br0: port 2(veth1) entered blocking state
[  832.542810][   T39] br0: port 2(veth1) entered forwarding state
[  833.596058][  T259] bond0: (slave veth1): link status definitely up
[  833.596703][  T259] bond0: (slave veth1): making interface the new active one
[  833.598541][  T259] bond0: active interface up!
[  834.085919][ T5763] veth1: left allmulticast mode
[  834.086158][ T5763] veth1: left promiscuous mode
[  834.086561][ T5763] br0: port 2(veth1) entered disabled state
[  834.095581][ T5763] veth0: left allmulticast mode
[  834.095796][ T5763] veth0: left promiscuous mode
[  834.096148][ T5763] br0: port 1(veth0) entered disabled state
[  834.305834][ T5763] bond0: (slave veth1): Releasing backup interface
[  834.428901][ T5763] bond0: (slave veth0): Releasing backup interface
[  834.620187][ T5763] bond0 (unregistering): Released all slaves