[  672.707048] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  672.716409] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  672.726318] br0: port 1(veth0) entered blocking state
[  672.726384] br0: port 1(veth0) entered disabled state
[  672.726446] veth0: entered allmulticast mode
[  672.726541] veth0: entered promiscuous mode
[  672.736438] br0: port 2(veth1) entered blocking state
[  672.736506] br0: port 2(veth1) entered disabled state
[  672.736560] veth1: entered allmulticast mode
[  672.736648] veth1: entered promiscuous mode
[  673.126155] br0: port 1(veth0) entered blocking state
[  673.126263] br0: port 1(veth0) entered forwarding state
[  673.126354] br0: port 2(veth1) entered blocking state
[  673.126399] br0: port 2(veth1) entered forwarding state
[  674.741151] bond0: (slave veth1): link status definitely up
[  674.741220] bond0: (slave veth1): making interface the new active one
[  674.741299] bond0: active interface up!
[  674.874324] veth1: left allmulticast mode
[  674.874395] veth1: left promiscuous mode
[  674.874449] br0: port 2(veth1) entered disabled state
[  674.874581] veth0: left allmulticast mode
[  674.874610] veth0: left promiscuous mode
[  674.874642] br0: port 1(veth0) entered disabled state
[  674.892138] bond0: (slave veth1): Releasing backup interface
[  674.896432] bond0: (slave veth0): Releasing backup interface