[  770.115847] 8021q: adding VLAN 0 to HW filter on device bond0
[  770.119198] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  770.122309] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  770.125256] br0: port 1(veth0) entered blocking state
[  770.125321] br0: port 1(veth0) entered disabled state
[  770.125389] veth0: entered allmulticast mode
[  770.125494] veth0: entered promiscuous mode
[  770.128441] br0: port 2(veth1) entered blocking state
[  770.128483] br0: port 2(veth1) entered disabled state
[  770.128522] veth1: entered allmulticast mode
[  770.128575] veth1: entered promiscuous mode
[  770.173533] br0: port 1(veth0) entered blocking state
[  770.173580] br0: port 1(veth0) entered forwarding state
[  770.173628] br0: port 2(veth1) entered blocking state
[  770.173657] br0: port 2(veth1) entered forwarding state
[  772.164541] bond0: (slave veth1): link status definitely up
[  772.164621] bond0: (slave veth1): making interface the new active one
[  772.164682] bond0: active interface up!
[  772.272817] veth1: left allmulticast mode
[  772.272855] veth1: left promiscuous mode
[  772.272891] br0: port 2(veth1) entered disabled state
[  772.272974] veth0: left allmulticast mode
[  772.272995] veth0: left promiscuous mode
[  772.273020] br0: port 1(veth0) entered disabled state
[  772.292690] bond0: (slave veth1): Releasing backup interface
[  772.299636] bond0: (slave veth0): Releasing backup interface
[  772.335556] bond0 (unregistering): Released all slaves