[  856.261829][ T9579] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  856.360267][ T9580] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  856.457938][ T9581] br0: port 1(veth0) entered blocking state
[  856.458268][ T9581] br0: port 1(veth0) entered disabled state
[  856.458586][ T9581] veth0: entered allmulticast mode
[  856.459858][ T9581] veth0: entered promiscuous mode
[  856.562887][ T9582] br0: port 2(veth1) entered blocking state
[  856.563149][ T9582] br0: port 2(veth1) entered disabled state
[  856.563386][ T9582] veth1: entered allmulticast mode
[  856.564632][ T9582] veth1: entered promiscuous mode
[  857.322581][   T38] br0: port 1(veth0) entered blocking state
[  857.322965][   T38] br0: port 1(veth0) entered forwarding state
[  857.324816][   T38] br0: port 2(veth1) entered blocking state
[  857.325167][   T38] br0: port 2(veth1) entered forwarding state
[  859.243176][  T259] bond0: (slave veth0): link status definitely up
[  859.244050][  T259] bond0: (slave veth1): link status definitely up
[  859.244324][  T259] bond0: (slave veth0): making interface the new active one
[  859.246059][  T259] bond0: active interface up!
[  859.668169][  T259] veth1: left allmulticast mode
[  859.668393][  T259] veth1: left promiscuous mode
[  859.668734][  T259] br0: port 2(veth1) entered disabled state
[  859.671744][  T259] veth0: left allmulticast mode
[  859.672000][  T259] veth0: left promiscuous mode
[  859.672325][  T259] br0: port 1(veth0) entered disabled state
[  859.788964][  T259] bond0: (slave veth1): Releasing backup interface
[  859.915297][  T259] bond0: (slave veth0): Releasing backup interface
[  860.299755][  T259] bond0 (unregistering): Released all slaves