[  520.762919] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  520.778165] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  520.791860] br0: port 1(veth0) entered blocking state
[  520.791915] br0: port 1(veth0) entered disabled state
[  520.791962] veth0: entered allmulticast mode
[  520.792048] veth0: entered promiscuous mode
[  520.805819] br0: port 2(veth1) entered blocking state
[  520.805886] br0: port 2(veth1) entered disabled state
[  520.805929] veth1: entered allmulticast mode
[  520.805998] veth1: entered promiscuous mode
[  521.721781] br0: port 1(veth0) entered blocking state
[  521.721919] br0: port 1(veth0) entered forwarding state
[  521.722015] br0: port 2(veth1) entered blocking state
[  521.722071] br0: port 2(veth1) entered forwarding state
[  522.809729] bond0: (slave veth1): link status definitely up
[  522.809862] bond0: (slave veth1): making interface the new active one
[  522.809953] bond0: active interface up!
[  522.903138] veth1: left allmulticast mode
[  522.903202] veth1: left promiscuous mode
[  522.903265] br0: port 2(veth1) entered disabled state
[  522.903401] veth0: left allmulticast mode
[  522.903453] veth0: left promiscuous mode
[  522.903500] br0: port 1(veth0) entered disabled state
[  522.921062] bond0: (slave veth1): Releasing backup interface
[  522.933931] bond0: (slave veth0): Releasing backup interface
[  522.974938] bond0 (unregistering): Released all slaves