[  838.328915] 8021q: adding VLAN 0 to HW filter on device bond0
[  838.332444] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  838.335939] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  838.339427] br0: port 1(veth0) entered blocking state
[  838.339458] br0: port 1(veth0) entered disabled state
[  838.339490] veth0: entered allmulticast mode
[  838.339548] veth0: entered promiscuous mode
[  838.343014] br0: port 2(veth1) entered blocking state
[  838.343043] br0: port 2(veth1) entered disabled state
[  838.343074] veth1: entered allmulticast mode
[  838.343126] veth1: entered promiscuous mode
[  839.372033] br0: port 1(veth0) entered blocking state
[  839.372089] br0: port 1(veth0) entered forwarding state
[  839.372135] br0: port 2(veth1) entered blocking state
[  839.372162] br0: port 2(veth1) entered forwarding state
[  840.398021] bond0: (slave veth1): link status definitely up
[  840.398133] bond0: (slave veth1): making interface the new active one
[  840.398210] bond0: active interface up!
[  840.508401] veth1: left allmulticast mode
[  840.508440] veth1: left promiscuous mode
[  840.508507] br0: port 2(veth1) entered disabled state
[  840.508614] veth0: left allmulticast mode
[  840.508643] veth0: left promiscuous mode
[  840.508677] br0: port 1(veth0) entered disabled state
[  840.512238] bond0: (slave veth1): Releasing backup interface
[  840.516159] bond0: (slave veth0): Releasing backup interface
[  840.547046] bond0 (unregistering): Released all slaves