[  521.345247] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  521.355868] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  521.366851] br0: port 1(veth0) entered blocking state
[  521.366922] br0: port 1(veth0) entered disabled state
[  521.366977] veth0: entered allmulticast mode
[  521.367059] veth0: entered promiscuous mode
[  521.377609] br0: port 2(veth1) entered blocking state
[  521.377684] br0: port 2(veth1) entered disabled state
[  521.377728] veth1: entered allmulticast mode
[  521.377795] veth1: entered promiscuous mode
[  522.361754] br0: port 1(veth0) entered blocking state
[  522.361860] br0: port 1(veth0) entered forwarding state
[  522.361936] br0: port 2(veth1) entered blocking state
[  522.361982] br0: port 2(veth1) entered forwarding state
[  524.409753] bond0: (slave veth0): link status definitely up
[  524.409890] bond0: (slave veth1): link status definitely up
[  524.409930] bond0: (slave veth0): making interface the new active one
[  524.410005] bond0: active interface up!
[  524.533873] veth1: left allmulticast mode
[  524.533940] veth1: left promiscuous mode
[  524.533988] br0: port 2(veth1) entered disabled state
[  524.534120] veth0: left allmulticast mode
[  524.534153] veth0: left promiscuous mode
[  524.534187] br0: port 1(veth0) entered disabled state
[  524.554937] bond0: (slave veth1): Releasing backup interface
[  524.566984] bond0: (slave veth0): Releasing backup interface
[  524.586919] bond0 (unregistering): Released all slaves