[  843.945457][ T9342] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  844.068567][ T9343] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  844.174831][ T9344] br0: port 1(veth0) entered blocking state
[  844.175145][ T9344] br0: port 1(veth0) entered disabled state
[  844.175433][ T9344] veth0: entered allmulticast mode
[  844.176701][ T9344] veth0: entered promiscuous mode
[  844.306004][ T9345] br0: port 2(veth1) entered blocking state
[  844.306591][ T9345] br0: port 2(veth1) entered disabled state
[  844.307007][ T9345] veth1: entered allmulticast mode
[  844.308965][ T9345] veth1: entered promiscuous mode
[  844.842147][ T1529] br0: port 1(veth0) entered blocking state
[  844.842580][ T1529] br0: port 1(veth0) entered forwarding state
[  844.844106][ T1529] br0: port 2(veth1) entered blocking state
[  844.844428][ T1529] br0: port 2(veth1) entered forwarding state
[  845.897668][   T68] bond0: (slave veth1): link status definitely up
[  845.898224][   T68] bond0: (slave veth1): making interface the new active one
[  845.899784][   T68] bond0: active interface up!
[  846.129379][   T68] veth1: left allmulticast mode
[  846.129608][   T68] veth1: left promiscuous mode
[  846.129893][   T68] br0: port 2(veth1) entered disabled state
[  846.131731][   T68] veth0: left allmulticast mode
[  846.131910][   T68] veth0: left promiscuous mode
[  846.132236][   T68] br0: port 1(veth0) entered disabled state
[  846.289522][   T68] bond0: (slave veth1): Releasing backup interface
[  846.393565][   T68] bond0: (slave veth0): Releasing backup interface
[  846.766382][   T68] bond0 (unregistering): Released all slaves