[  512.978474] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  512.988829] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  513.000240] br0: port 1(veth0) entered blocking state
[  513.000362] br0: port 1(veth0) entered disabled state
[  513.000446] veth0: entered allmulticast mode
[  513.000566] veth0: entered promiscuous mode
[  513.011525] br0: port 2(veth1) entered blocking state
[  513.011611] br0: port 2(veth1) entered disabled state
[  513.011670] veth1: entered allmulticast mode
[  513.011770] veth1: entered promiscuous mode
[  513.058926] br0: port 1(veth0) entered blocking state
[  513.059028] br0: port 1(veth0) entered forwarding state
[  513.059116] br0: port 2(veth1) entered blocking state
[  513.059181] br0: port 2(veth1) entered forwarding state
[  515.001995] bond0: (slave veth1): link status definitely up
[  515.002117] bond0: (slave veth1): making interface the new active one
[  515.002182] bond0: active interface up!
[  515.049287] veth1: left allmulticast mode
[  515.049351] veth1: left promiscuous mode
[  515.049397] br0: port 2(veth1) entered disabled state
[  515.049509] veth0: left allmulticast mode
[  515.049545] veth0: left promiscuous mode
[  515.049583] br0: port 1(veth0) entered disabled state
[  515.070274] bond0: (slave veth1): Releasing backup interface
[  515.081146] bond0: (slave veth0): Releasing backup interface
[  515.117178] bond0 (unregistering): Released all slaves