[  830.520396][ T9203] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  830.618339][ T9204] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  830.716081][ T9205] br0: port 1(veth0) entered blocking state
[  830.716440][ T9205] br0: port 1(veth0) entered disabled state
[  830.716842][ T9205] veth0: entered allmulticast mode
[  830.718222][ T9205] veth0: entered promiscuous mode
[  830.840107][ T9206] br0: port 2(veth1) entered blocking state
[  830.840434][ T9206] br0: port 2(veth1) entered disabled state
[  830.840712][ T9206] veth1: entered allmulticast mode
[  830.841925][ T9206] veth1: entered promiscuous mode
[  831.261837][   T39] br0: port 1(veth0) entered blocking state
[  831.262184][   T39] br0: port 1(veth0) entered forwarding state
[  831.263462][   T39] br0: port 2(veth1) entered blocking state
[  831.263718][   T39] br0: port 2(veth1) entered forwarding state
[  832.518794][ T8724] bond0: (slave veth1): link status definitely up
[  832.519200][ T8724] bond0: (slave veth1): making interface the new active one
[  832.520548][ T8724] bond0: active interface up!
[  832.706824][ T8724] veth1: left allmulticast mode
[  832.707048][ T8724] veth1: left promiscuous mode
[  832.707431][ T8724] br0: port 2(veth1) entered disabled state
[  832.709839][ T8724] veth0: left allmulticast mode
[  832.710022][ T8724] veth0: left promiscuous mode
[  832.710414][ T8724] br0: port 1(veth0) entered disabled state
[  832.867812][ T8724] bond0: (slave veth1): Releasing backup interface
[  833.011391][ T8724] bond0: (slave veth0): Releasing backup interface
[  833.385602][ T8724] bond0 (unregistering): Released all slaves