[  521.250965] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  521.261344] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  521.272111] br0: port 1(veth0) entered blocking state
[  521.272193] br0: port 1(veth0) entered disabled state
[  521.272264] veth0: entered allmulticast mode
[  521.272371] veth0: entered promiscuous mode
[  521.282545] br0: port 2(veth1) entered blocking state
[  521.282628] br0: port 2(veth1) entered disabled state
[  521.282687] veth1: entered allmulticast mode
[  521.282791] veth1: entered promiscuous mode
[  522.236139] br0: port 1(veth0) entered blocking state
[  522.236293] br0: port 1(veth0) entered forwarding state
[  522.236394] br0: port 2(veth1) entered blocking state
[  522.236458] br0: port 2(veth1) entered forwarding state
[  523.324123] bond0: (slave veth1): link status definitely up
[  523.324242] bond0: (slave veth1): making interface the new active one
[  523.324326] bond0: active interface up!
[  523.413789] veth1: left allmulticast mode
[  523.413883] veth1: left promiscuous mode
[  523.413948] br0: port 2(veth1) entered disabled state
[  523.414109] veth0: left allmulticast mode
[  523.414179] veth0: left promiscuous mode
[  523.414231] br0: port 1(veth0) entered disabled state
[  523.434308] bond0: (slave veth1): Releasing backup interface
[  523.440351] bond0: (slave veth0): Releasing backup interface
[  523.482256] bond0 (unregistering): Released all slaves