[  522.437757] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  522.454207] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  522.470893] br0: port 1(veth0) entered blocking state
[  522.470963] br0: port 1(veth0) entered disabled state
[  522.471024] veth0: entered allmulticast mode
[  522.471122] veth0: entered promiscuous mode
[  522.487048] br0: port 2(veth1) entered blocking state
[  522.487102] br0: port 2(veth1) entered disabled state
[  522.487145] veth1: entered allmulticast mode
[  522.487211] veth1: entered promiscuous mode
[  522.556692] br0: port 1(veth0) entered blocking state
[  522.556774] br0: port 1(veth0) entered forwarding state
[  522.556871] br0: port 2(veth1) entered blocking state
[  522.556944] br0: port 2(veth1) entered forwarding state
[  524.474688] bond0: (slave veth1): link status definitely up
[  524.474803] bond0: (slave veth1): making interface the new active one
[  524.474893] bond0: active interface up!
[  524.602566] veth1: left allmulticast mode
[  524.602620] veth1: left promiscuous mode
[  524.602676] br0: port 2(veth1) entered disabled state
[  524.602964] veth0: left allmulticast mode
[  524.603000] veth0: left promiscuous mode
[  524.603038] br0: port 1(veth0) entered disabled state
[  524.627081] bond0: (slave veth1): Releasing backup interface
[  524.633866] bond0: (slave veth0): Releasing backup interface
[  524.655044] bond0 (unregistering): Released all slaves