[  856.013410][ T9656] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  856.125789][ T9657] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  856.210019][ T9658] br0: port 1(veth0) entered blocking state
[  856.210291][ T9658] br0: port 1(veth0) entered disabled state
[  856.210546][ T9658] veth0: entered allmulticast mode
[  856.211961][ T9658] veth0: entered promiscuous mode
[  856.287862][ T9659] br0: port 2(veth1) entered blocking state
[  856.288178][ T9659] br0: port 2(veth1) entered disabled state
[  856.288445][ T9659] veth1: entered allmulticast mode
[  856.289641][ T9659] veth1: entered promiscuous mode
[  857.075135][  T291] br0: port 1(veth0) entered blocking state
[  857.075441][  T291] br0: port 1(veth0) entered forwarding state
[  857.076444][  T291] br0: port 2(veth1) entered blocking state
[  857.076666][  T291] br0: port 2(veth1) entered forwarding state
[  858.988509][ T8832] bond0: (slave veth0): link status definitely up
[  858.989169][ T8832] bond0: (slave veth1): link status definitely up
[  858.989365][ T8832] bond0: (slave veth0): making interface the new active one
[  858.990859][ T8832] bond0: active interface up!
[  859.355637][   T69] veth1: left allmulticast mode
[  859.355869][   T69] veth1: left promiscuous mode
[  859.356195][   T69] br0: port 2(veth1) entered disabled state
[  859.358070][   T69] veth0: left allmulticast mode
[  859.358279][   T69] veth0: left promiscuous mode
[  859.358579][   T69] br0: port 1(veth0) entered disabled state
[  859.522730][   T69] bond0: (slave veth1): Releasing backup interface
[  859.729175][   T69] bond0: (slave veth0): Releasing backup interface
[  860.111876][   T69] bond0 (unregistering): Released all slaves