[  517.330435] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  517.342649] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  517.355342] br0: port 1(veth0) entered blocking state
[  517.355452] br0: port 1(veth0) entered disabled state
[  517.355533] veth0: entered allmulticast mode
[  517.355642] veth0: entered promiscuous mode
[  517.368195] br0: port 2(veth1) entered blocking state
[  517.368266] br0: port 2(veth1) entered disabled state
[  517.368320] veth1: entered allmulticast mode
[  517.368411] veth1: entered promiscuous mode
[  518.324198] br0: port 1(veth0) entered blocking state
[  518.324273] br0: port 1(veth0) entered forwarding state
[  518.324346] br0: port 2(veth1) entered blocking state
[  518.324390] br0: port 2(veth1) entered forwarding state
[  520.372194] bond0: (slave veth0): link status definitely up
[  520.372303] bond0: (slave veth1): link status definitely up
[  520.372353] bond0: (slave veth0): making interface the new active one
[  520.372415] bond0: active interface up!
[  520.495874] veth1: left allmulticast mode
[  520.495948] veth1: left promiscuous mode
[  520.496001] br0: port 2(veth1) entered disabled state
[  520.496118] veth0: left allmulticast mode
[  520.496166] veth0: left promiscuous mode
[  520.496219] br0: port 1(veth0) entered disabled state
[  520.520419] bond0: (slave veth1): Releasing backup interface
[  520.532484] bond0: (slave veth0): Releasing backup interface