[  872.614496] 8021q: adding VLAN 0 to HW filter on device bond0
[  872.617912] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  872.621248] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  872.624494] br0: port 1(veth0) entered blocking state
[  872.624540] br0: port 1(veth0) entered disabled state
[  872.624576] veth0: entered allmulticast mode
[  872.624637] veth0: entered promiscuous mode
[  872.627900] br0: port 2(veth1) entered blocking state
[  872.627935] br0: port 2(veth1) entered disabled state
[  872.627970] veth1: entered allmulticast mode
[  872.628044] veth1: entered promiscuous mode
[  872.773055] br0: port 1(veth0) entered blocking state
[  872.773106] br0: port 1(veth0) entered forwarding state
[  872.773157] br0: port 2(veth1) entered blocking state
[  872.773190] br0: port 2(veth1) entered forwarding state
[  874.685046] bond0: (slave veth1): link status definitely up
[  874.685147] bond0: (slave veth1): making interface the new active one
[  874.685214] bond0: active interface up!
[  874.777322] veth1: left allmulticast mode
[  874.777372] veth1: left promiscuous mode
[  874.777410] br0: port 2(veth1) entered disabled state
[  874.777630] veth0: left allmulticast mode
[  874.777655] veth0: left promiscuous mode
[  874.777687] br0: port 1(veth0) entered disabled state
[  874.785133] bond0: (slave veth1): Releasing backup interface
[  874.790206] bond0: (slave veth0): Releasing backup interface
[  874.836104] bond0 (unregistering): Released all slaves