[libvirt-users] Cannot recv data: Connection reset by peer

Guillaume Thouvenin guillaume.thouvenin at polymtl.ca
Wed Apr 3 08:52:05 UTC 2013


Hello,

I'm trying to install and use libvirt 1.0.4 on an Ubuntu 12.04.2. I 
compiled libvirt by doing:

$ ./configure --with-selinux=no --with-gnutls
$ make
$ sudo make install

Everything works fine and are installed under /usr/local
Then I started the libvirtd manually and try to start a linux container 
that has the following configuration:

$ virsh -c lxc:/// dumpxml lxcvm1
<domain type='lxc'>
  <name>lxcvm1</name>
  <uuid>168edaae-e3b5-2d06-7c65-9aa444a6f234</uuid>
  <memory unit='KiB'>2097152</memory>
  <currentMemory unit='KiB'>2097152</currentMemory>
  <vcpu placement='static'>1</vcpu>
  <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/local/libexec/libvirt_lxc</emulator>
    <filesystem type='mount' accessmode='passthrough'>
      <source dir='/home/thouveng/lxc_dir/lxcvm1/rootfs'/>
      <target dir='/'/>
    </filesystem>
    <console type='pty'>
      <target type='lxc' port='0'/>
    </console>
  </devices>
</domain>

When I start the container I have the following error:

$ virsh -c lxc:/// start lxcvm1
error: Failed to start domain lxcvm1
error: internal error guest failed to start: PATH=/bin:/sbin TERM=linux 
container=lxc-libvirt 
container_uuid=168edaae-e3b5-2d06-7c65-9aa444a6f234 
LIBVIRT_LXC_UUID=168edaae-e3b5-2d06-7c65-9aa444a6f234 
LIBVIRT_LXC_NAME=lxcvm1 /bin/sh
error receiving signal from container: Input/output error

The libvirtd is started with info option so I can see:

2013-04-03 08:49:20.167+0000: 17046: error : virNetSocketReadWire:1362 
: Cannot recv data: Connection reset by peer
2013-04-03 08:49:20.267+0000: 17051: error : virLXCProcessStart:1248 : 
internal error guest failed to start: PATH=/bin:/sbin TERM=linux 
container=lxc-libvirt 
container_uuid=168edaae-e3b5-2d06-7c65-9aa444a6f234 
LIBVIRT_LXC_UUID=168edaae-e3b5-2d06-7c65-9aa444a6f234 
LIBVIRT_LXC_NAME=lxcvm1 /bin/sh
error receiving signal from container: Input/output error


In libvirtd.conf I have:

auth_unix_ro = "none"
auth_unix_rw = "none"
auth_tcp = "none"
auth_tls = "none"

And in libvirt.conf everything is commented.

I have this error as normal user (in libvirtd group) and also as root. 
Any hints to go further in the debugging are welcome.


Regards,
Guillaume




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