Description of problem:

lxc fail to start with error "Device or resource busy"

Version-Release number of selected component (if applicable):
libvirt-1.2.14-1.el7.x86_64


How reproducible:

100%

Steps to Reproduce:

1. Try to create a lxc
# virsh -c lxc:/// create /dev/stdin <<EOF
<domain type='lxc'>
<name>lxc</name>
<uuid>5f205071-0664-4a9f-872d-4d24fc7e5e27</uuid>
<memory unit='KiB'>500000</memory>
<currentMemory unit='KiB'>500000</currentMemory>
<vcpu placement='static'>1</vcpu>
<resource>
<partition>/machine</partition>
</resource>
<os>
<type arch='x86_64'>exe</type>
<init>/bin/sh</init>
</os>
<clock offset='utc'/>
<on_poweroff>destroy</on_poweroff>
<on_reboot>restart</on_reboot>
<on_crash>destroy</on_crash>
<devices>
<emulator>/usr/libexec/libvirt_lxc</emulator>
<interface type='network'>
<mac address='9a:b5:91:06:f6:21'/>
<source network='default'/>
</interface>
<console type='pty'>
<target type='lxc' port='0'/>
</console>
</devices>
</domain>
EOF

error: Failed to create domain from /dev/stdin
error: internal error: guest failed to start: libvirt: error : Failed to terminate process 20203 with SIGKILL: Device or resource busy





Actual results:


Expected results:


Additional info: