[  837.582985] 8021q: adding VLAN 0 to HW filter on device bond0
[  837.586684] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  837.590398] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  837.593986] br0: port 1(veth0) entered blocking state
[  837.594020] br0: port 1(veth0) entered disabled state
[  837.594067] veth0: entered allmulticast mode
[  837.594126] veth0: entered promiscuous mode
[  837.597740] br0: port 2(veth1) entered blocking state
[  837.597781] br0: port 2(veth1) entered disabled state
[  837.597812] veth1: entered allmulticast mode
[  837.597866] veth1: entered promiscuous mode
[  838.607072] br0: port 1(veth0) entered blocking state
[  838.607141] br0: port 1(veth0) entered forwarding state
[  838.607186] br0: port 2(veth1) entered blocking state
[  838.607217] br0: port 2(veth1) entered forwarding state
[  839.631051] bond0: (slave veth0): link status definitely up
[  839.631125] bond0: (slave veth1): link status definitely up
[  839.631199] bond0: (slave veth0): making interface the new active one
[  839.631252] bond0: active interface up!
[  839.658448] veth1: left allmulticast mode
[  839.658486] veth1: left promiscuous mode
[  839.658521] br0: port 2(veth1) entered disabled state
[  839.658659] veth0: left allmulticast mode
[  839.658679] veth0: left promiscuous mode
[  839.658707] br0: port 1(veth0) entered disabled state
[  839.663251] bond0: (slave veth1): Releasing backup interface
[  839.668221] bond0: (slave veth0): Releasing backup interface
[  839.693097] bond0 (unregistering): Released all slaves