[  550.956826] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  550.969391] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  550.983795] br0: port 1(veth0) entered blocking state
[  550.983863] br0: port 1(veth0) entered disabled state
[  550.983919] veth0: entered allmulticast mode
[  550.984004] veth0: entered promiscuous mode
[  550.997016] br0: port 2(veth1) entered blocking state
[  550.997081] br0: port 2(veth1) entered disabled state
[  550.997132] veth1: entered allmulticast mode
[  550.997209] veth1: entered promiscuous mode
[  551.926570] br0: port 1(veth0) entered blocking state
[  551.926693] br0: port 1(veth0) entered forwarding state
[  551.926763] br0: port 2(veth1) entered blocking state
[  551.926826] br0: port 2(veth1) entered forwarding state
[  553.014518] bond0: (slave veth1): link status definitely up
[  553.014583] bond0: (slave veth1): making interface the new active one
[  553.014649] bond0: active interface up!
[  553.162251] veth1: left allmulticast mode
[  553.162303] veth1: left promiscuous mode
[  553.162355] br0: port 2(veth1) entered disabled state
[  553.162490] veth0: left allmulticast mode
[  553.162533] veth0: left promiscuous mode
[  553.162575] br0: port 1(veth0) entered disabled state
[  553.180970] bond0: (slave veth1): Releasing backup interface
[  553.186664] bond0: (slave veth0): Releasing backup interface
[  553.209704] bond0 (unregistering): Released all slaves