[  871.568585] 8021q: adding VLAN 0 to HW filter on device bond0
[  871.572122] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  871.575491] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  871.578849] br0: port 1(veth0) entered blocking state
[  871.578921] br0: port 1(veth0) entered disabled state
[  871.579018] veth0: entered allmulticast mode
[  871.579121] veth0: entered promiscuous mode
[  871.582485] br0: port 2(veth1) entered blocking state
[  871.582523] br0: port 2(veth1) entered disabled state
[  871.582567] veth1: entered allmulticast mode
[  871.582627] veth1: entered promiscuous mode
[  871.923005] br0: port 1(veth0) entered blocking state
[  871.923098] br0: port 1(veth0) entered forwarding state
[  871.923197] br0: port 2(veth1) entered blocking state
[  871.923269] br0: port 2(veth1) entered forwarding state
[  873.601982] bond0: (slave veth1): link status definitely up
[  873.602100] bond0: (slave veth1): making interface the new active one
[  873.602169] bond0: active interface up!
[  873.640336] veth1: left allmulticast mode
[  873.640381] veth1: left promiscuous mode
[  873.640413] br0: port 2(veth1) entered disabled state
[  873.640500] veth0: left allmulticast mode
[  873.640518] veth0: left promiscuous mode
[  873.640544] br0: port 1(veth0) entered disabled state
[  873.649162] bond0: (slave veth1): Releasing backup interface
[  873.655131] bond0: (slave veth0): Releasing backup interface
[  873.707065] bond0 (unregistering): Released all slaves