[  857.760010][ T9642] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  857.867756][ T9643] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  857.946342][ T9644] br0: port 1(veth0) entered blocking state
[  857.946637][ T9644] br0: port 1(veth0) entered disabled state
[  857.946889][ T9644] veth0: entered allmulticast mode
[  857.948058][ T9644] veth0: entered promiscuous mode
[  858.061761][ T9645] br0: port 2(veth1) entered blocking state
[  858.062062][ T9645] br0: port 2(veth1) entered disabled state
[  858.062344][ T9645] veth1: entered allmulticast mode
[  858.063569][ T9645] veth1: entered promiscuous mode
[  858.469847][   T39] br0: port 1(veth0) entered blocking state
[  858.470082][   T39] br0: port 1(veth0) entered forwarding state
[  858.471018][   T39] br0: port 2(veth1) entered blocking state
[  858.471226][   T39] br0: port 2(veth1) entered forwarding state
[  859.701748][  T280] bond0: (slave veth1): link status definitely up
[  859.702144][  T280] bond0: (slave veth1): making interface the new active one
[  859.703269][  T280] bond0: active interface up!
[  860.196475][ T8456] veth1: left allmulticast mode
[  860.196796][ T8456] veth1: left promiscuous mode
[  860.197224][ T8456] br0: port 2(veth1) entered disabled state
[  860.200273][ T8456] veth0: left allmulticast mode
[  860.200565][ T8456] veth0: left promiscuous mode
[  860.200963][ T8456] br0: port 1(veth0) entered disabled state
[  860.378987][ T8456] bond0: (slave veth1): Releasing backup interface
[  860.499855][ T8456] bond0: (slave veth0): Releasing backup interface
[  860.704731][ T8456] bond0 (unregistering): Released all slaves