[  537.293074] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  537.304356] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  537.314528] br0: port 1(veth0) entered blocking state
[  537.314612] br0: port 1(veth0) entered disabled state
[  537.314675] veth0: entered allmulticast mode
[  537.314765] veth0: entered promiscuous mode
[  537.326103] br0: port 2(veth1) entered blocking state
[  537.326210] br0: port 2(veth1) entered disabled state
[  537.326275] veth1: entered allmulticast mode
[  537.326383] veth1: entered promiscuous mode
[  537.387255] br0: port 1(veth0) entered blocking state
[  537.387384] br0: port 1(veth0) entered forwarding state
[  537.387474] br0: port 2(veth1) entered blocking state
[  537.387529] br0: port 2(veth1) entered forwarding state
[  539.329299] bond0: (slave veth1): link status definitely up
[  539.329437] bond0: (slave veth1): making interface the new active one
[  539.329525] bond0: active interface up!
[  539.372198] veth1: left allmulticast mode
[  539.372253] veth1: left promiscuous mode
[  539.372334] br0: port 2(veth1) entered disabled state
[  539.372514] veth0: left allmulticast mode
[  539.372546] veth0: left promiscuous mode
[  539.372608] br0: port 1(veth0) entered disabled state
[  539.391573] bond0: (slave veth1): Releasing backup interface
[  539.396475] bond0: (slave veth0): Releasing backup interface
[  539.424465] bond0 (unregistering): Released all slaves