[  521.156858] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  521.170530] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  521.188034] br0: port 1(veth0) entered blocking state
[  521.188095] br0: port 1(veth0) entered disabled state
[  521.188147] veth0: entered allmulticast mode
[  521.188234] veth0: entered promiscuous mode
[  521.201057] br0: port 2(veth1) entered blocking state
[  521.201115] br0: port 2(veth1) entered disabled state
[  521.201147] veth1: entered allmulticast mode
[  521.201211] veth1: entered promiscuous mode
[  522.167650] br0: port 1(veth0) entered blocking state
[  522.167741] br0: port 1(veth0) entered forwarding state
[  522.167835] br0: port 2(veth1) entered blocking state
[  522.167880] br0: port 2(veth1) entered forwarding state
[  524.216579] bond0: (slave veth0): link status definitely up
[  524.216637] bond0: (slave veth1): link status definitely up
[  524.216667] bond0: (slave veth0): making interface the new active one
[  524.216721] bond0: active interface up!
[  524.377223] veth1: left allmulticast mode
[  524.377267] veth1: left promiscuous mode
[  524.377310] br0: port 2(veth1) entered disabled state
[  524.377486] veth0: left allmulticast mode
[  524.377517] veth0: left promiscuous mode
[  524.377552] br0: port 1(veth0) entered disabled state
[  524.397809] bond0: (slave veth1): Releasing backup interface
[  524.403730] bond0: (slave veth0): Releasing backup interface
[  524.429705] bond0 (unregistering): Released all slaves