[  674.785610] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  674.795891] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  674.807716] br0: port 1(veth0) entered blocking state
[  674.807835] br0: port 1(veth0) entered disabled state
[  674.807915] veth0: entered allmulticast mode
[  674.808032] veth0: entered promiscuous mode
[  674.818667] br0: port 2(veth1) entered blocking state
[  674.818720] br0: port 2(veth1) entered disabled state
[  674.818770] veth1: entered allmulticast mode
[  674.818860] veth1: entered promiscuous mode
[  675.043880] br0: port 1(veth0) entered blocking state
[  675.043977] br0: port 1(veth0) entered forwarding state
[  675.044060] br0: port 2(veth1) entered blocking state
[  675.044111] br0: port 2(veth1) entered forwarding state
[  676.851868] bond0: (slave veth1): link status definitely up
[  676.851965] bond0: (slave veth1): making interface the new active one
[  676.852047] bond0: active interface up!
[  676.997002] veth1: left allmulticast mode
[  676.997110] veth1: left promiscuous mode
[  676.997179] br0: port 2(veth1) entered disabled state
[  676.997327] veth0: left allmulticast mode
[  676.997388] veth0: left promiscuous mode
[  676.997444] br0: port 1(veth0) entered disabled state
[  677.010391] bond0: (slave veth1): Releasing backup interface
[  677.016268] bond0: (slave veth0): Releasing backup interface