[  867.806856][ T9555] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  867.896738][ T9556] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  867.992382][ T9557] br0: port 1(veth0) entered blocking state
[  867.992699][ T9557] br0: port 1(veth0) entered disabled state
[  867.992997][ T9557] veth0: entered allmulticast mode
[  867.994345][ T9557] veth0: entered promiscuous mode
[  868.084035][ T9558] br0: port 2(veth1) entered blocking state
[  868.084421][ T9558] br0: port 2(veth1) entered disabled state
[  868.084711][ T9558] veth1: entered allmulticast mode
[  868.085970][ T9558] veth1: entered promiscuous mode
[  868.515225][   T38] br0: port 1(veth0) entered blocking state
[  868.515580][   T38] br0: port 1(veth0) entered forwarding state
[  868.516957][   T38] br0: port 2(veth1) entered blocking state
[  868.517201][   T38] br0: port 2(veth1) entered forwarding state
[  869.778834][ T8689] bond0: (slave veth1): link status definitely up
[  869.779723][ T8689] bond0: (slave veth1): making interface the new active one
[  869.787337][ T8689] bond0: active interface up!
[  870.254750][ T8689] veth1: left allmulticast mode
[  870.255053][ T8689] veth1: left promiscuous mode
[  870.255531][ T8689] br0: port 2(veth1) entered disabled state
[  870.258634][ T8689] veth0: left allmulticast mode
[  870.258906][ T8689] veth0: left promiscuous mode
[  870.259323][ T8689] br0: port 1(veth0) entered disabled state
[  870.461734][ T8689] bond0: (slave veth1): Releasing backup interface
[  870.642638][ T8689] bond0: (slave veth0): Releasing backup interface
[  871.012443][ T8689] bond0 (unregistering): Released all slaves