[  876.912723][ T9547] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  877.006715][ T9548] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  877.084513][ T9549] br0: port 1(veth0) entered blocking state
[  877.084793][ T9549] br0: port 1(veth0) entered disabled state
[  877.085045][ T9549] veth0: entered allmulticast mode
[  877.087366][ T9549] veth0: entered promiscuous mode
[  877.179530][ T9550] br0: port 2(veth1) entered blocking state
[  877.180075][ T9550] br0: port 2(veth1) entered disabled state
[  877.180491][ T9550] veth1: entered allmulticast mode
[  877.182339][ T9550] veth1: entered promiscuous mode
[  877.650937][ T5569] br0: port 1(veth0) entered blocking state
[  877.651293][ T5569] br0: port 1(veth0) entered forwarding state
[  877.652366][ T5569] br0: port 2(veth1) entered blocking state
[  877.652631][ T5569] br0: port 2(veth1) entered forwarding state
[  878.858780][ T9069] bond0: (slave veth1): link status definitely up
[  878.859342][ T9069] bond0: (slave veth1): making interface the new active one
[  878.860715][ T9069] bond0: active interface up!
[  879.186486][ T6164] veth1: left allmulticast mode
[  879.186788][ T6164] veth1: left promiscuous mode
[  879.187306][ T6164] br0: port 2(veth1) entered disabled state
[  879.191074][ T6164] veth0: left allmulticast mode
[  879.191372][ T6164] veth0: left promiscuous mode
[  879.192113][ T6164] br0: port 1(veth0) entered disabled state
[  879.388668][ T6164] bond0: (slave veth1): Releasing backup interface
[  879.587952][ T6164] bond0: (slave veth0): Releasing backup interface
[  879.975123][ T6164] bond0 (unregistering): Released all slaves