[  509.308782] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  509.318609] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  509.328010] br0: port 1(veth0) entered blocking state
[  509.328069] br0: port 1(veth0) entered disabled state
[  509.328117] veth0: entered allmulticast mode
[  509.328201] veth0: entered promiscuous mode
[  509.337540] br0: port 2(veth1) entered blocking state
[  509.337644] br0: port 2(veth1) entered disabled state
[  509.337706] veth1: entered allmulticast mode
[  509.337805] veth1: entered promiscuous mode
[  509.667269] br0: port 1(veth0) entered blocking state
[  509.667463] br0: port 1(veth0) entered forwarding state
[  509.667589] br0: port 2(veth1) entered blocking state
[  509.667658] br0: port 2(veth1) entered forwarding state
[  511.349177] bond0: (slave veth1): link status definitely up
[  511.349290] bond0: (slave veth1): making interface the new active one
[  511.349380] bond0: active interface up!
[  511.380657] veth1: left allmulticast mode
[  511.380735] veth1: left promiscuous mode
[  511.380792] br0: port 2(veth1) entered disabled state
[  511.380925] veth0: left allmulticast mode
[  511.380972] veth0: left promiscuous mode
[  511.381016] br0: port 1(veth0) entered disabled state
[  511.402503] bond0: (slave veth1): Releasing backup interface
[  511.412490] bond0: (slave veth0): Releasing backup interface