[  937.821655][ T7900] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  937.983992][ T7901] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  938.144844][ T7902] br0: port 1(veth0) entered blocking state
[  938.145107][ T7902] br0: port 1(veth0) entered disabled state
[  938.145352][ T7902] veth0: entered allmulticast mode
[  938.146540][ T7902] veth0: entered promiscuous mode
[  938.310558][ T7903] br0: port 2(veth1) entered blocking state
[  938.310826][ T7903] br0: port 2(veth1) entered disabled state
[  938.311067][ T7903] veth1: entered allmulticast mode
[  938.312288][ T7903] veth1: entered promiscuous mode
[  939.438013][   T48] br0: port 1(veth0) entered blocking state
[  939.438254][   T48] br0: port 1(veth0) entered forwarding state
[  939.439193][   T48] br0: port 2(veth1) entered blocking state
[  939.439422][   T48] br0: port 2(veth1) entered forwarding state
[  940.716379][ T6674] bond0: (slave veth0): link status definitely up
[  940.716932][ T6674] bond0: (slave veth1): link status definitely up
[  940.717116][ T6674] bond0: (slave veth0): making interface the new active one
[  940.718146][ T6674] bond0: active interface up!
[  941.211649][ T3420] veth1: left allmulticast mode
[  941.211872][ T3420] veth1: left promiscuous mode
[  941.212176][ T3420] br0: port 2(veth1) entered disabled state
[  941.214682][ T3420] veth0: left allmulticast mode
[  941.215587][ T3420] veth0: left promiscuous mode
[  941.215895][ T3420] br0: port 1(veth0) entered disabled state
[  941.252540][ T3420] bond0: (slave veth1): Releasing backup interface
[  941.270264][ T3420] bond0: (slave veth0): Releasing backup interface
[  941.349633][ T3420] bond0 (unregistering): Released all slaves