[  878.073954][ T9584] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  878.158249][ T9585] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  878.253194][ T9586] br0: port 1(veth0) entered blocking state
[  878.253532][ T9586] br0: port 1(veth0) entered disabled state
[  878.253808][ T9586] veth0: entered allmulticast mode
[  878.255054][ T9586] veth0: entered promiscuous mode
[  878.352625][ T9587] br0: port 2(veth1) entered blocking state
[  878.352953][ T9587] br0: port 2(veth1) entered disabled state
[  878.353229][ T9587] veth1: entered allmulticast mode
[  878.354540][ T9587] veth1: entered promiscuous mode
[  878.778058][   T38] br0: port 1(veth0) entered blocking state
[  878.778362][   T38] br0: port 1(veth0) entered forwarding state
[  878.779445][   T38] br0: port 2(veth1) entered blocking state
[  878.779697][   T38] br0: port 2(veth1) entered forwarding state
[  880.026002][ T8772] bond0: (slave veth1): link status definitely up
[  880.026518][ T8772] bond0: (slave veth1): making interface the new active one
[  880.027780][ T8772] bond0: active interface up!
[  880.394321][ T8772] veth1: left allmulticast mode
[  880.394653][ T8772] veth1: left promiscuous mode
[  880.395123][ T8772] br0: port 2(veth1) entered disabled state
[  880.398069][ T8772] veth0: left allmulticast mode
[  880.398277][ T8772] veth0: left promiscuous mode
[  880.398622][ T8772] br0: port 1(veth0) entered disabled state
[  880.601056][ T8772] bond0: (slave veth1): Releasing backup interface
[  880.805054][ T8772] bond0: (slave veth0): Releasing backup interface
[  881.235302][ T8772] bond0 (unregistering): Released all slaves