[  869.893933][ T9428] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  869.997215][ T9429] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  870.092526][ T9430] br0: port 1(veth0) entered blocking state
[  870.092877][ T9430] br0: port 1(veth0) entered disabled state
[  870.093165][ T9430] veth0: entered allmulticast mode
[  870.094471][ T9430] veth0: entered promiscuous mode
[  870.185192][ T9431] br0: port 2(veth1) entered blocking state
[  870.185515][ T9431] br0: port 2(veth1) entered disabled state
[  870.185783][ T9431] veth1: entered allmulticast mode
[  870.187056][ T9431] veth1: entered promiscuous mode
[  870.614139][ T8508] br0: port 1(veth0) entered blocking state
[  870.614552][ T8508] br0: port 1(veth0) entered forwarding state
[  870.616093][ T8508] br0: port 2(veth1) entered blocking state
[  870.616455][ T8508] br0: port 2(veth1) entered forwarding state
[  871.885774][  T278] bond0: (slave veth1): link status definitely up
[  871.886213][  T278] bond0: (slave veth1): making interface the new active one
[  871.887995][  T278] bond0: active interface up!
[  872.424828][ T8195] veth1: left allmulticast mode
[  872.425139][ T8195] veth1: left promiscuous mode
[  872.425635][ T8195] br0: port 2(veth1) entered disabled state
[  872.429677][ T8195] veth0: left allmulticast mode
[  872.429941][ T8195] veth0: left promiscuous mode
[  872.430396][ T8195] br0: port 1(veth0) entered disabled state
[  872.648891][ T8195] bond0: (slave veth1): Releasing backup interface
[  872.772794][ T8195] bond0: (slave veth0): Releasing backup interface
[  873.130657][ T8195] bond0 (unregistering): Released all slaves