[  526.978902] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  526.997166] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  527.013315] br0: port 1(veth0) entered blocking state
[  527.013404] br0: port 1(veth0) entered disabled state
[  527.013471] veth0: entered allmulticast mode
[  527.013557] veth0: entered promiscuous mode
[  527.030484] br0: port 2(veth1) entered blocking state
[  527.030545] br0: port 2(veth1) entered disabled state
[  527.030592] veth1: entered allmulticast mode
[  527.030660] veth1: entered promiscuous mode
[  527.937243] br0: port 1(veth0) entered blocking state
[  527.937317] br0: port 1(veth0) entered forwarding state
[  527.937402] br0: port 2(veth1) entered blocking state
[  527.937454] br0: port 2(veth1) entered forwarding state
[  529.024312] bond0: (slave veth1): link status definitely up
[  529.024427] bond0: (slave veth1): making interface the new active one
[  529.024492] bond0: active interface up!
[  529.081914] veth1: left allmulticast mode
[  529.081961] veth1: left promiscuous mode
[  529.081999] br0: port 2(veth1) entered disabled state
[  529.082104] veth0: left allmulticast mode
[  529.082134] veth0: left promiscuous mode
[  529.082160] br0: port 1(veth0) entered disabled state
[  529.108488] bond0: (slave veth1): Releasing backup interface
[  529.115444] bond0: (slave veth0): Releasing backup interface
[  529.152483] bond0 (unregistering): Released all slaves