[  520.384818] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  520.401074] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  520.416715] br0: port 1(veth0) entered blocking state
[  520.416789] br0: port 1(veth0) entered disabled state
[  520.416853] veth0: entered allmulticast mode
[  520.416934] veth0: entered promiscuous mode
[  520.431569] br0: port 2(veth1) entered blocking state
[  520.431622] br0: port 2(veth1) entered disabled state
[  520.431662] veth1: entered allmulticast mode
[  520.431782] veth1: entered promiscuous mode
[  521.338740] br0: port 1(veth0) entered blocking state
[  521.338833] br0: port 1(veth0) entered forwarding state
[  521.338891] br0: port 2(veth1) entered blocking state
[  521.338931] br0: port 2(veth1) entered forwarding state
[  522.426811] bond0: (slave veth1): link status definitely up
[  522.426928] bond0: (slave veth1): making interface the new active one
[  522.427018] bond0: active interface up!
[  522.535514] veth1: left allmulticast mode
[  522.535571] veth1: left promiscuous mode
[  522.535618] br0: port 2(veth1) entered disabled state
[  522.535724] veth0: left allmulticast mode
[  522.535760] veth0: left promiscuous mode
[  522.535795] br0: port 1(veth0) entered disabled state
[  522.555060] bond0: (slave veth1): Releasing backup interface
[  522.563948] bond0: (slave veth0): Releasing backup interface
[  522.598969] bond0 (unregistering): Released all slaves