[  836.854056][ T9327] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  836.945214][ T9328] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  837.047823][ T9329] br0: port 1(veth0) entered blocking state
[  837.048212][ T9329] br0: port 1(veth0) entered disabled state
[  837.048625][ T9329] veth0: entered allmulticast mode
[  837.050821][ T9329] veth0: entered promiscuous mode
[  837.162864][ T9330] br0: port 2(veth1) entered blocking state
[  837.163315][ T9330] br0: port 2(veth1) entered disabled state
[  837.163959][ T9330] veth1: entered allmulticast mode
[  837.166059][ T9330] veth1: entered promiscuous mode
[  837.604306][ T8264] br0: port 1(veth0) entered blocking state
[  837.604633][ T8264] br0: port 1(veth0) entered forwarding state
[  837.605607][ T8264] br0: port 2(veth1) entered blocking state
[  837.605836][ T8264] br0: port 2(veth1) entered forwarding state
[  838.796077][ T5303] bond0: (slave veth1): link status definitely up
[  838.796542][ T5303] bond0: (slave veth1): making interface the new active one
[  838.797885][ T5303] bond0: active interface up!
[  839.042613][ T5303] veth1: left allmulticast mode
[  839.042876][ T5303] veth1: left promiscuous mode
[  839.043204][ T5303] br0: port 2(veth1) entered disabled state
[  839.045258][ T5303] veth0: left allmulticast mode
[  839.045505][ T5303] veth0: left promiscuous mode
[  839.045805][ T5303] br0: port 1(veth0) entered disabled state
[  839.187794][ T5303] bond0: (slave veth1): Releasing backup interface
[  839.368472][ T5303] bond0: (slave veth0): Releasing backup interface
[  839.585119][ T5303] bond0 (unregistering): Released all slaves