[  520.713540] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  520.723547] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  520.733175] br0: port 1(veth0) entered blocking state
[  520.733238] br0: port 1(veth0) entered disabled state
[  520.733295] veth0: entered allmulticast mode
[  520.733370] veth0: entered promiscuous mode
[  520.743373] br0: port 2(veth1) entered blocking state
[  520.743465] br0: port 2(veth1) entered disabled state
[  520.743521] veth1: entered allmulticast mode
[  520.743610] veth1: entered promiscuous mode
[  521.134243] br0: port 1(veth0) entered blocking state
[  521.134399] br0: port 1(veth0) entered forwarding state
[  521.134523] br0: port 2(veth1) entered blocking state
[  521.134572] br0: port 2(veth1) entered forwarding state
[  522.750245] bond0: (slave veth1): link status definitely up
[  522.750364] bond0: (slave veth1): making interface the new active one
[  522.750440] bond0: active interface up!
[  522.785236] veth1: left allmulticast mode
[  522.785306] veth1: left promiscuous mode
[  522.785365] br0: port 2(veth1) entered disabled state
[  522.785484] veth0: left allmulticast mode
[  522.785531] veth0: left promiscuous mode
[  522.785586] br0: port 1(veth0) entered disabled state
[  522.803419] bond0: (slave veth1): Releasing backup interface
[  522.812396] bond0: (slave veth0): Releasing backup interface
[  522.840534] bond0 (unregistering): Released all slaves