[  537.458129] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  537.468936] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  537.478997] br0: port 1(veth0) entered blocking state
[  537.479071] br0: port 1(veth0) entered disabled state
[  537.479124] veth0: entered allmulticast mode
[  537.479216] veth0: entered promiscuous mode
[  537.489663] br0: port 2(veth1) entered blocking state
[  537.489769] br0: port 2(veth1) entered disabled state
[  537.489840] veth1: entered allmulticast mode
[  537.489952] veth1: entered promiscuous mode
[  537.958720] br0: port 1(veth0) entered blocking state
[  537.958865] br0: port 1(veth0) entered forwarding state
[  537.958958] br0: port 2(veth1) entered blocking state
[  537.959009] br0: port 2(veth1) entered forwarding state
[  539.510640] bond0: (slave veth1): link status definitely up
[  539.510745] bond0: (slave veth1): making interface the new active one
[  539.510826] bond0: active interface up!
[  539.634629] veth1: left allmulticast mode
[  539.634682] veth1: left promiscuous mode
[  539.634745] br0: port 2(veth1) entered disabled state
[  539.634872] veth0: left allmulticast mode
[  539.634906] veth0: left promiscuous mode
[  539.634956] br0: port 1(veth0) entered disabled state
[  539.654867] bond0: (slave veth1): Releasing backup interface
[  539.661839] bond0: (slave veth0): Releasing backup interface
[  539.698860] bond0 (unregistering): Released all slaves