[  839.708989] 8021q: adding VLAN 0 to HW filter on device bond0
[  839.712687] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  839.716366] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  839.719870] br0: port 1(veth0) entered blocking state
[  839.719934] br0: port 1(veth0) entered disabled state
[  839.720017] veth0: entered allmulticast mode
[  839.720104] veth0: entered promiscuous mode
[  839.723662] br0: port 2(veth1) entered blocking state
[  839.723692] br0: port 2(veth1) entered disabled state
[  839.723722] veth1: entered allmulticast mode
[  839.723774] veth1: entered promiscuous mode
[  840.703992] br0: port 1(veth0) entered blocking state
[  840.704072] br0: port 1(veth0) entered forwarding state
[  840.704155] br0: port 2(veth1) entered blocking state
[  840.704225] br0: port 2(veth1) entered forwarding state
[  841.790967] bond0: (slave veth1): link status definitely up
[  841.791043] bond0: (slave veth1): making interface the new active one
[  841.791100] bond0: active interface up!
[  841.890434] veth1: left allmulticast mode
[  841.890475] veth1: left promiscuous mode
[  841.890509] br0: port 2(veth1) entered disabled state
[  841.890594] veth0: left allmulticast mode
[  841.890615] veth0: left promiscuous mode
[  841.890641] br0: port 1(veth0) entered disabled state
[  841.900161] bond0: (slave veth1): Releasing backup interface
[  841.904101] bond0: (slave veth0): Releasing backup interface
[  841.931005] bond0 (unregistering): Released all slaves