[  522.131515] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  522.146089] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  522.159676] br0: port 1(veth0) entered blocking state
[  522.159734] br0: port 1(veth0) entered disabled state
[  522.159781] veth0: entered allmulticast mode
[  522.159846] veth0: entered promiscuous mode
[  522.173512] br0: port 2(veth1) entered blocking state
[  522.173573] br0: port 2(veth1) entered disabled state
[  522.173604] veth1: entered allmulticast mode
[  522.173683] veth1: entered promiscuous mode
[  522.472774] br0: port 1(veth0) entered blocking state
[  522.472902] br0: port 1(veth0) entered forwarding state
[  522.472982] br0: port 2(veth1) entered blocking state
[  522.473024] br0: port 2(veth1) entered forwarding state
[  524.152689] bond0: (slave veth1): link status definitely up
[  524.152783] bond0: (slave veth1): making interface the new active one
[  524.152854] bond0: active interface up!
[  524.278886] veth1: left allmulticast mode
[  524.278952] veth1: left promiscuous mode
[  524.278998] br0: port 2(veth1) entered disabled state
[  524.279113] veth0: left allmulticast mode
[  524.279160] veth0: left promiscuous mode
[  524.279203] br0: port 1(veth0) entered disabled state
[  524.302906] bond0: (slave veth1): Releasing backup interface
[  524.324055] bond0: (slave veth0): Releasing backup interface