[  521.871328] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  521.888154] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  521.902527] br0: port 1(veth0) entered blocking state
[  521.902587] br0: port 1(veth0) entered disabled state
[  521.902629] veth0: entered allmulticast mode
[  521.902720] veth0: entered promiscuous mode
[  521.917266] br0: port 2(veth1) entered blocking state
[  521.917332] br0: port 2(veth1) entered disabled state
[  521.917383] veth1: entered allmulticast mode
[  521.917471] veth1: entered promiscuous mode
[  522.874840] br0: port 1(veth0) entered blocking state
[  522.874993] br0: port 1(veth0) entered forwarding state
[  522.875071] br0: port 2(veth1) entered blocking state
[  522.875117] br0: port 2(veth1) entered forwarding state
[  524.922832] bond0: (slave veth0): link status definitely up
[  524.922988] bond0: (slave veth1): link status definitely up
[  524.923037] bond0: (slave veth0): making interface the new active one
[  524.923112] bond0: active interface up!
[  524.968584] veth1: left allmulticast mode
[  524.968647] veth1: left promiscuous mode
[  524.968702] br0: port 2(veth1) entered disabled state
[  524.968818] veth0: left allmulticast mode
[  524.968851] veth0: left promiscuous mode
[  524.968890] br0: port 1(veth0) entered disabled state
[  524.995095] bond0: (slave veth1): Releasing backup interface
[  525.006978] bond0: (slave veth0): Releasing backup interface
[  525.039059] bond0 (unregistering): Released all slaves