[  873.469709][ T9571] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  873.551791][ T9572] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  873.646641][ T9573] br0: port 1(veth0) entered blocking state
[  873.647073][ T9573] br0: port 1(veth0) entered disabled state
[  873.647347][ T9573] veth0: entered allmulticast mode
[  873.648703][ T9573] veth0: entered promiscuous mode
[  873.750711][ T9574] br0: port 2(veth1) entered blocking state
[  873.751017][ T9574] br0: port 2(veth1) entered disabled state
[  873.751339][ T9574] veth1: entered allmulticast mode
[  873.752768][ T9574] veth1: entered promiscuous mode
[  874.218906][ T9178] br0: port 1(veth0) entered blocking state
[  874.219245][ T9178] br0: port 1(veth0) entered forwarding state
[  874.220409][ T9178] br0: port 2(veth1) entered blocking state
[  874.220642][ T9178] br0: port 2(veth1) entered forwarding state
[  875.458739][ T4286] bond0: (slave veth1): link status definitely up
[  875.459105][ T4286] bond0: (slave veth1): making interface the new active one
[  875.466524][ T4286] bond0: active interface up!
[  875.881790][ T4286] veth1: left allmulticast mode
[  875.882037][ T4286] veth1: left promiscuous mode
[  875.882366][ T4286] br0: port 2(veth1) entered disabled state
[  875.884232][ T4286] veth0: left allmulticast mode
[  875.884473][ T4286] veth0: left promiscuous mode
[  875.884756][ T4286] br0: port 1(veth0) entered disabled state
[  876.046798][ T4286] bond0: (slave veth1): Releasing backup interface
[  876.196942][ T4286] bond0: (slave veth0): Releasing backup interface
[  876.389688][ T4286] bond0 (unregistering): Released all slaves