[  537.655381] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  537.665593] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  537.676319] br0: port 1(veth0) entered blocking state
[  537.676407] br0: port 1(veth0) entered disabled state
[  537.676476] veth0: entered allmulticast mode
[  537.676575] veth0: entered promiscuous mode
[  537.687392] br0: port 2(veth1) entered blocking state
[  537.687498] br0: port 2(veth1) entered disabled state
[  537.687572] veth1: entered allmulticast mode
[  537.687677] veth1: entered promiscuous mode
[  538.022220] br0: port 1(veth0) entered blocking state
[  538.022373] br0: port 1(veth0) entered forwarding state
[  538.022458] br0: port 2(veth1) entered blocking state
[  538.022509] br0: port 2(veth1) entered forwarding state
[  539.702264] bond0: (slave veth1): link status definitely up
[  539.702376] bond0: (slave veth1): making interface the new active one
[  539.702450] bond0: active interface up!
[  539.768673] veth1: left allmulticast mode
[  539.768738] veth1: left promiscuous mode
[  539.768788] br0: port 2(veth1) entered disabled state
[  539.768899] veth0: left allmulticast mode
[  539.768935] veth0: left promiscuous mode
[  539.768970] br0: port 1(veth0) entered disabled state
[  539.791456] bond0: (slave veth1): Releasing backup interface
[  539.801439] bond0: (slave veth0): Releasing backup interface