[  512.949047] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  512.959522] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  512.969209] br0: port 1(veth0) entered blocking state
[  512.969301] br0: port 1(veth0) entered disabled state
[  512.969370] veth0: entered allmulticast mode
[  512.969471] veth0: entered promiscuous mode
[  512.978833] br0: port 2(veth1) entered blocking state
[  512.978902] br0: port 2(veth1) entered disabled state
[  512.978959] veth1: entered allmulticast mode
[  512.979039] veth1: entered promiscuous mode
[  513.509164] br0: port 1(veth0) entered blocking state
[  513.509355] br0: port 1(veth0) entered forwarding state
[  513.509479] br0: port 2(veth1) entered blocking state
[  513.509603] br0: port 2(veth1) entered forwarding state
[  514.997208] bond0: (slave veth1): link status definitely up
[  514.997388] bond0: (slave veth1): making interface the new active one
[  514.997489] bond0: active interface up!
[  515.062186] veth1: left allmulticast mode
[  515.062317] veth1: left promiscuous mode
[  515.062412] br0: port 2(veth1) entered disabled state
[  515.062578] veth0: left allmulticast mode
[  515.062665] veth0: left promiscuous mode
[  515.062760] br0: port 1(veth0) entered disabled state
[  515.079872] bond0: (slave veth1): Releasing backup interface
[  515.088441] bond0: (slave veth0): Releasing backup interface
[  515.111359] bond0 (unregistering): Released all slaves