[  737.941581] 8021q: adding VLAN 0 to HW filter on device bond0
[  737.944494] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  737.947439] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  737.950391] br0: port 1(veth0) entered blocking state
[  737.950429] br0: port 1(veth0) entered disabled state
[  737.950461] veth0: entered allmulticast mode
[  737.950528] veth0: entered promiscuous mode
[  737.953274] br0: port 2(veth1) entered blocking state
[  737.953343] br0: port 2(veth1) entered disabled state
[  737.953414] veth1: entered allmulticast mode
[  737.953510] veth1: entered promiscuous mode
[  738.217910] br0: port 1(veth0) entered blocking state
[  738.218035] br0: port 1(veth0) entered forwarding state
[  738.218176] br0: port 2(veth1) entered blocking state
[  738.218252] br0: port 2(veth1) entered forwarding state
[  739.969907] bond0: (slave veth1): link status definitely up
[  739.970059] bond0: (slave veth1): making interface the new active one
[  739.970151] bond0: active interface up!
[  740.079530] veth1: left allmulticast mode
[  740.079582] veth1: left promiscuous mode
[  740.079615] br0: port 2(veth1) entered disabled state
[  740.079695] veth0: left allmulticast mode
[  740.079719] veth0: left promiscuous mode
[  740.079823] br0: port 1(veth0) entered disabled state
[  740.101125] bond0: (slave veth1): Releasing backup interface
[  740.109026] bond0: (slave veth0): Releasing backup interface
[  740.148986] bond0 (unregistering): Released all slaves