[  886.041023][ T9551] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  886.141999][ T9552] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  886.215741][ T9553] br0: port 1(veth0) entered blocking state
[  886.216039][ T9553] br0: port 1(veth0) entered disabled state
[  886.216325][ T9553] veth0: entered allmulticast mode
[  886.217510][ T9553] veth0: entered promiscuous mode
[  886.300812][ T9554] br0: port 2(veth1) entered blocking state
[  886.301071][ T9554] br0: port 2(veth1) entered disabled state
[  886.301323][ T9554] veth1: entered allmulticast mode
[  886.302497][ T9554] veth1: entered promiscuous mode
[  886.789886][   T37] br0: port 1(veth0) entered blocking state
[  886.790181][   T37] br0: port 1(veth0) entered forwarding state
[  886.791131][   T37] br0: port 2(veth1) entered blocking state
[  886.791359][   T37] br0: port 2(veth1) entered forwarding state
[  888.012138][  T263] bond0: (slave veth1): link status definitely up
[  888.012588][  T263] bond0: (slave veth1): making interface the new active one
[  888.013542][  T263] bond0: active interface up!
[  888.308912][  T263] veth1: left allmulticast mode
[  888.309142][  T263] veth1: left promiscuous mode
[  888.309490][  T263] br0: port 2(veth1) entered disabled state
[  888.311503][  T263] veth0: left allmulticast mode
[  888.311727][  T263] veth0: left promiscuous mode
[  888.312030][  T263] br0: port 1(veth0) entered disabled state
[  888.454707][  T263] bond0: (slave veth1): Releasing backup interface
[  888.610652][  T263] bond0: (slave veth0): Releasing backup interface
[  888.968444][  T263] bond0 (unregistering): Released all slaves