[  856.210756][ T9196] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  856.299644][ T9197] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  856.380538][ T9198] br0: port 1(veth0) entered blocking state
[  856.380878][ T9198] br0: port 1(veth0) entered disabled state
[  856.381196][ T9198] veth0: entered allmulticast mode
[  856.382841][ T9198] veth0: entered promiscuous mode
[  856.468224][ T9199] br0: port 2(veth1) entered blocking state
[  856.468537][ T9199] br0: port 2(veth1) entered disabled state
[  856.468797][ T9199] veth1: entered allmulticast mode
[  856.470005][ T9199] veth1: entered promiscuous mode
[  856.949156][ T7387] br0: port 1(veth0) entered blocking state
[  856.949551][ T7387] br0: port 1(veth0) entered forwarding state
[  856.950597][ T7387] br0: port 2(veth1) entered blocking state
[  856.950841][ T7387] br0: port 2(veth1) entered forwarding state
[  858.189100][   T68] bond0: (slave veth1): link status definitely up
[  858.189653][   T68] bond0: (slave veth1): making interface the new active one
[  858.190970][   T68] bond0: active interface up!
[  858.441722][ T8723] veth1: left allmulticast mode
[  858.441958][ T8723] veth1: left promiscuous mode
[  858.442261][ T8723] br0: port 2(veth1) entered disabled state
[  858.444286][ T8723] veth0: left allmulticast mode
[  858.444513][ T8723] veth0: left promiscuous mode
[  858.444792][ T8723] br0: port 1(veth0) entered disabled state
[  858.607589][ T8723] bond0: (slave veth1): Releasing backup interface
[  858.723885][ T8723] bond0: (slave veth0): Releasing backup interface
[  859.084208][ T8723] bond0 (unregistering): Released all slaves