[  522.878533] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  522.894119] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  522.908639] br0: port 1(veth0) entered blocking state
[  522.908686] br0: port 1(veth0) entered disabled state
[  522.908724] veth0: entered allmulticast mode
[  522.908783] veth0: entered promiscuous mode
[  522.925434] br0: port 2(veth1) entered blocking state
[  522.925541] br0: port 2(veth1) entered disabled state
[  522.925612] veth1: entered allmulticast mode
[  522.925696] veth1: entered promiscuous mode
[  522.978525] br0: port 1(veth0) entered blocking state
[  522.978578] br0: port 1(veth0) entered forwarding state
[  522.978650] br0: port 2(veth1) entered blocking state
[  522.978688] br0: port 2(veth1) entered forwarding state
[  524.923507] bond0: (slave veth1): link status definitely up
[  524.923565] bond0: (slave veth1): making interface the new active one
[  524.923639] bond0: active interface up!
[  524.960234] veth1: left allmulticast mode
[  524.960286] veth1: left promiscuous mode
[  524.960324] br0: port 2(veth1) entered disabled state
[  524.960540] veth0: left allmulticast mode
[  524.960585] veth0: left promiscuous mode
[  524.960629] br0: port 1(veth0) entered disabled state
[  524.986704] bond0: (slave veth1): Releasing backup interface
[  524.990682] bond0: (slave veth0): Releasing backup interface
[  525.021650] bond0 (unregistering): Released all slaves