[  837.707588] 8021q: adding VLAN 0 to HW filter on device bond0
[  837.711330] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  837.714961] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  837.718686] br0: port 1(veth0) entered blocking state
[  837.718757] br0: port 1(veth0) entered disabled state
[  837.718824] veth0: entered allmulticast mode
[  837.718910] veth0: entered promiscuous mode
[  837.722487] br0: port 2(veth1) entered blocking state
[  837.722523] br0: port 2(veth1) entered disabled state
[  837.722556] veth1: entered allmulticast mode
[  837.722608] veth1: entered promiscuous mode
[  838.728095] br0: port 1(veth0) entered blocking state
[  838.728148] br0: port 1(veth0) entered forwarding state
[  838.728195] br0: port 2(veth1) entered blocking state
[  838.728224] br0: port 2(veth1) entered forwarding state
[  839.752071] bond0: (slave veth0): link status definitely up
[  839.752131] bond0: (slave veth1): link status definitely up
[  839.752199] bond0: (slave veth0): making interface the new active one
[  839.752255] bond0: active interface up!
[  839.777885] veth1: left allmulticast mode
[  839.777924] veth1: left promiscuous mode
[  839.777964] br0: port 2(veth1) entered disabled state
[  839.778078] veth0: left allmulticast mode
[  839.778101] veth0: left promiscuous mode
[  839.778127] br0: port 1(veth0) entered disabled state
[  839.787295] bond0: (slave veth1): Releasing backup interface
[  839.794182] bond0: (slave veth0): Releasing backup interface
[  839.827101] bond0 (unregistering): Released all slaves