[  868.322539] 8021q: adding VLAN 0 to HW filter on device bond0
[  868.326119] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  868.329677] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  868.330338] ip (3645) used greatest stack depth: 12128 bytes left
[  868.333208] br0: port 1(veth0) entered blocking state
[  868.333276] br0: port 1(veth0) entered disabled state
[  868.333346] veth0: entered allmulticast mode
[  868.333440] veth0: entered promiscuous mode
[  868.337170] br0: port 2(veth1) entered blocking state
[  868.337202] br0: port 2(veth1) entered disabled state
[  868.337242] veth1: entered allmulticast mode
[  868.337295] veth1: entered promiscuous mode
[  868.380904] br0: port 1(veth0) entered blocking state
[  868.380948] br0: port 1(veth0) entered forwarding state
[  868.380991] br0: port 2(veth1) entered blocking state
[  868.381025] br0: port 2(veth1) entered forwarding state
[  870.403918] bond0: (slave veth1): link status definitely up
[  870.404025] bond0: (slave veth1): making interface the new active one
[  870.404094] bond0: active interface up!
[  870.417712] veth1: left allmulticast mode
[  870.417752] veth1: left promiscuous mode
[  870.417784] br0: port 2(veth1) entered disabled state
[  870.417902] veth0: left allmulticast mode
[  870.417933] veth0: left promiscuous mode
[  870.417959] br0: port 1(veth0) entered disabled state
[  870.426089] bond0: (slave veth1): Releasing backup interface
[  870.429033] bond0: (slave veth0): Releasing backup interface
[  870.457933] bond0 (unregistering): Released all slaves