[  852.603371][ T9781] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  852.707514][ T9782] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  852.800265][ T9783] br0: port 1(veth0) entered blocking state
[  852.800625][ T9783] br0: port 1(veth0) entered disabled state
[  852.800894][ T9783] veth0: entered allmulticast mode
[  852.802129][ T9783] veth0: entered promiscuous mode
[  852.889144][ T9784] br0: port 2(veth1) entered blocking state
[  852.889422][ T9784] br0: port 2(veth1) entered disabled state
[  852.889679][ T9784] veth1: entered allmulticast mode
[  852.891059][ T9784] veth1: entered promiscuous mode
[  853.333854][   T45] br0: port 1(veth0) entered blocking state
[  853.334137][   T45] br0: port 1(veth0) entered forwarding state
[  853.335338][   T45] br0: port 2(veth1) entered blocking state
[  853.335564][   T45] br0: port 2(veth1) entered forwarding state
[  854.533724][ T8748] bond0: (slave veth1): link status definitely up
[  854.534437][ T8748] bond0: (slave veth1): making interface the new active one
[  854.535533][ T8748] bond0: active interface up!
[  854.911199][ T5156] veth1: left allmulticast mode
[  854.911421][ T5156] veth1: left promiscuous mode
[  854.911732][ T5156] br0: port 2(veth1) entered disabled state
[  854.913816][ T5156] veth0: left allmulticast mode
[  854.914002][ T5156] veth0: left promiscuous mode
[  854.914301][ T5156] br0: port 1(veth0) entered disabled state
[  855.065089][ T5156] bond0: (slave veth1): Releasing backup interface
[  855.240619][ T5156] bond0: (slave veth0): Releasing backup interface
[  855.602149][ T5156] bond0 (unregistering): Released all slaves