[  871.830456][ T9499] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  871.918962][ T9500] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  872.026783][ T9501] br0: port 1(veth0) entered blocking state
[  872.027221][ T9501] br0: port 1(veth0) entered disabled state
[  872.027633][ T9501] veth0: entered allmulticast mode
[  872.029570][ T9501] veth0: entered promiscuous mode
[  872.139355][ T9502] br0: port 2(veth1) entered blocking state
[  872.139742][ T9502] br0: port 2(veth1) entered disabled state
[  872.140115][ T9502] veth1: entered allmulticast mode
[  872.142147][ T9502] veth1: entered promiscuous mode
[  872.553022][ T5667] br0: port 1(veth0) entered blocking state
[  872.553459][ T5667] br0: port 1(veth0) entered forwarding state
[  872.554939][ T5667] br0: port 2(veth1) entered blocking state
[  872.555307][ T5667] br0: port 2(veth1) entered forwarding state
[  873.792000][ T8241] bond0: (slave veth1): link status definitely up
[  873.792702][ T8241] bond0: (slave veth1): making interface the new active one
[  873.794648][ T8241] bond0: active interface up!
[  874.133633][ T8241] veth1: left allmulticast mode
[  874.133958][ T8241] veth1: left promiscuous mode
[  874.134431][ T8241] br0: port 2(veth1) entered disabled state
[  874.137746][ T8241] veth0: left allmulticast mode
[  874.137998][ T8241] veth0: left promiscuous mode
[  874.138415][ T8241] br0: port 1(veth0) entered disabled state
[  874.300409][ T8241] bond0: (slave veth1): Releasing backup interface
[  874.424763][ T8241] bond0: (slave veth0): Releasing backup interface
[  874.793494][ T8241] bond0 (unregistering): Released all slaves