[  537.239620] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  537.251262] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  537.263162] br0: port 1(veth0) entered blocking state
[  537.263254] br0: port 1(veth0) entered disabled state
[  537.263321] veth0: entered allmulticast mode
[  537.263420] veth0: entered promiscuous mode
[  537.274977] br0: port 2(veth1) entered blocking state
[  537.275074] br0: port 2(veth1) entered disabled state
[  537.275138] veth1: entered allmulticast mode
[  537.275244] veth1: entered promiscuous mode
[  537.313640] br0: port 1(veth0) entered blocking state
[  537.313754] br0: port 1(veth0) entered forwarding state
[  537.313874] br0: port 2(veth1) entered blocking state
[  537.313957] br0: port 2(veth1) entered forwarding state
[  539.256650] bond0: (slave veth1): link status definitely up
[  539.256787] bond0: (slave veth1): making interface the new active one
[  539.256884] bond0: active interface up!
[  539.322036] veth1: left allmulticast mode
[  539.322109] veth1: left promiscuous mode
[  539.322165] br0: port 2(veth1) entered disabled state
[  539.322336] veth0: left allmulticast mode
[  539.322378] veth0: left promiscuous mode
[  539.322421] br0: port 1(veth0) entered disabled state
[  539.341916] bond0: (slave veth1): Releasing backup interface
[  539.346122] bond0: (slave veth0): Releasing backup interface
[  539.376809] bond0 (unregistering): Released all slaves