[  857.086249][ T9608] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  857.178153][ T9609] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  857.281663][ T9610] br0: port 1(veth0) entered blocking state
[  857.282019][ T9610] br0: port 1(veth0) entered disabled state
[  857.282442][ T9610] veth0: entered allmulticast mode
[  857.283680][ T9610] veth0: entered promiscuous mode
[  857.377872][ T9611] br0: port 2(veth1) entered blocking state
[  857.378209][ T9611] br0: port 2(veth1) entered disabled state
[  857.378469][ T9611] veth1: entered allmulticast mode
[  857.379708][ T9611] veth1: entered promiscuous mode
[  858.140751][   T64] br0: port 1(veth0) entered blocking state
[  858.141109][   T64] br0: port 1(veth0) entered forwarding state
[  858.142130][   T64] br0: port 2(veth1) entered blocking state
[  858.142385][   T64] br0: port 2(veth1) entered forwarding state
[  860.062516][ T8440] bond0: (slave veth0): link status definitely up
[  860.063236][ T8440] bond0: (slave veth1): link status definitely up
[  860.063439][ T8440] bond0: (slave veth0): making interface the new active one
[  860.064746][ T8440] bond0: active interface up!
[  860.392373][ T8440] veth1: left allmulticast mode
[  860.392646][ T8440] veth1: left promiscuous mode
[  860.392986][ T8440] br0: port 2(veth1) entered disabled state
[  860.394269][ T8440] veth0: left allmulticast mode
[  860.394480][ T8440] veth0: left promiscuous mode
[  860.394781][ T8440] br0: port 1(veth0) entered disabled state
[  860.584666][ T8440] bond0: (slave veth1): Releasing backup interface
[  860.759730][ T8440] bond0: (slave veth0): Releasing backup interface
[  860.968259][ T8440] bond0 (unregistering): Released all slaves