[  870.859850] 8021q: adding VLAN 0 to HW filter on device bond0
[  870.863087] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  870.866117] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  870.869239] br0: port 1(veth0) entered blocking state
[  870.869274] br0: port 1(veth0) entered disabled state
[  870.869313] veth0: entered allmulticast mode
[  870.869375] veth0: entered promiscuous mode
[  870.872366] br0: port 2(veth1) entered blocking state
[  870.872397] br0: port 2(veth1) entered disabled state
[  870.872430] veth1: entered allmulticast mode
[  870.872488] veth1: entered promiscuous mode
[  871.024245] br0: port 1(veth0) entered blocking state
[  871.024329] br0: port 1(veth0) entered forwarding state
[  871.024426] br0: port 2(veth1) entered blocking state
[  871.024494] br0: port 2(veth1) entered forwarding state
[  872.897229] bond0: (slave veth1): link status definitely up
[  872.897335] bond0: (slave veth1): making interface the new active one
[  872.897397] bond0: active interface up!
[  872.913972] veth1: left allmulticast mode
[  872.914002] veth1: left promiscuous mode
[  872.914032] br0: port 2(veth1) entered disabled state
[  872.914227] veth0: left allmulticast mode
[  872.914255] veth0: left promiscuous mode
[  872.914284] br0: port 1(veth0) entered disabled state
[  872.920891] bond0: (slave veth1): Releasing backup interface
[  872.923366] bond0: (slave veth0): Releasing backup interface
[  872.957279] bond0 (unregistering): Released all slaves