[  849.371183][ T9567] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  849.461412][ T9568] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  849.552218][ T9569] br0: port 1(veth0) entered blocking state
[  849.552605][ T9569] br0: port 1(veth0) entered disabled state
[  849.552983][ T9569] veth0: entered allmulticast mode
[  849.555377][ T9569] veth0: entered promiscuous mode
[  849.651611][ T9570] br0: port 2(veth1) entered blocking state
[  849.651991][ T9570] br0: port 2(veth1) entered disabled state
[  849.653277][ T9570] veth1: entered allmulticast mode
[  849.655251][ T9570] veth1: entered promiscuous mode
[  850.108656][   T46] br0: port 1(veth0) entered blocking state
[  850.108962][   T46] br0: port 1(veth0) entered forwarding state
[  850.110027][   T46] br0: port 2(veth1) entered blocking state
[  850.110281][   T46] br0: port 2(veth1) entered forwarding state
[  851.348874][   T12] bond0: (slave veth1): link status definitely up
[  851.349466][   T12] bond0: (slave veth1): making interface the new active one
[  851.350750][   T12] bond0: active interface up!
[  851.657710][ T8525] veth1: left allmulticast mode
[  851.657968][ T8525] veth1: left promiscuous mode
[  851.658315][ T8525] br0: port 2(veth1) entered disabled state
[  851.660677][ T8525] veth0: left allmulticast mode
[  851.660905][ T8525] veth0: left promiscuous mode
[  851.661224][ T8525] br0: port 1(veth0) entered disabled state
[  851.815764][ T8525] bond0: (slave veth1): Releasing backup interface
[  852.014867][ T8525] bond0: (slave veth0): Releasing backup interface
[  852.383395][ T8525] bond0 (unregistering): Released all slaves