[  858.676254][ T9631] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  858.769385][ T9632] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  858.856903][ T9633] br0: port 1(veth0) entered blocking state
[  858.857163][ T9633] br0: port 1(veth0) entered disabled state
[  858.857431][ T9633] veth0: entered allmulticast mode
[  858.858638][ T9633] veth0: entered promiscuous mode
[  858.963165][ T9634] br0: port 2(veth1) entered blocking state
[  858.963874][ T9634] br0: port 2(veth1) entered disabled state
[  858.964122][ T9634] veth1: entered allmulticast mode
[  858.965367][ T9634] veth1: entered promiscuous mode
[  859.372521][   T37] br0: port 1(veth0) entered blocking state
[  859.372791][   T37] br0: port 1(veth0) entered forwarding state
[  859.373747][   T37] br0: port 2(veth1) entered blocking state
[  859.373964][   T37] br0: port 2(veth1) entered forwarding state
[  860.612800][ T8586] bond0: (slave veth1): link status definitely up
[  860.613236][ T8586] bond0: (slave veth1): making interface the new active one
[  860.614459][ T8586] bond0: active interface up!
[  861.072016][ T8586] veth1: left allmulticast mode
[  861.072946][ T8586] veth1: left promiscuous mode
[  861.073742][ T8586] br0: port 2(veth1) entered disabled state
[  861.077437][ T8586] veth0: left allmulticast mode
[  861.077718][ T8586] veth0: left promiscuous mode
[  861.078142][ T8586] br0: port 1(veth0) entered disabled state
[  861.219862][ T8586] bond0: (slave veth1): Releasing backup interface
[  861.413490][ T8586] bond0: (slave veth0): Releasing backup interface
[  861.813245][ T8586] bond0 (unregistering): Released all slaves