xen: DomU после рестарта стал (null) и не удаляется

[root@dom0 ~]# xl list
Name                                        ID   Mem VCPUs      State   Time(s)
Domain-0                                     0  4096    24     r-----   44247.4
service01.hvm                               12  1019     1     -b----    2955.4
(null)                                      14     0     1     --psrd    7584.6
...

[root@dom0 ~]# xl destroy 14
libxl: error: libxl_dm.c:1245:libxl__destroy_device_model: could not find device-model's pid for dom 14
libxl: error: libxl.c:1414:libxl__destroy_domid: libxl__destroy_device_model failed for 14

# =====================================================================
# Example HVM guest configuration
# =====================================================================
#
# This is a fairly minimal example of what is required for an
# HVM guest. For a more complete guide see xl.cfg(5)

# This configures an HVM rather than PV guest
builder = "hvm"

# Guest name
name = "logs01.hvm"

# 128-bit UUID for the domain as a hexadecimal number.
# Use "uuidgen" to generate one if required.
# The default behavior is to generate a new UUID each time the guest is started.
#uuid = "XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX"

# Enable Microsoft Hyper-V compatibile paravirtualisation /
# enlightenment interfaces. Turning this on can improve Windows guest
# performance and is therefore recommended
#viridian = 1

# Initial memory allocation (MB)
memory = 512

# Maximum memory (MB)
# If this is greater than `memory' then the slack will start ballooned
# (this assumes guest kernel support for ballooning)
#maxmem = 512

# Number of VCPUS
vcpus = 1

# Network devices
# A list of 'vifspec' entries as described in
# docs/misc/xl-network-configuration.markdown
vif = [ 'bridge=xenbr40' ]

# Disk Devices
# A list of `diskspec' entries as described in
# docs/misc/xl-disk-configuration.txt
disk = [
        '/dev/vg_pcam_0/logs01_root,raw,xvda,rw',
        '/dev/vg_pcam_0/logs01_swap,raw,xvdb,rw',
        '/usr/local/distr/ubuntu-12.04.2-server-amd64.iso,,xvdc,cdrom']

# Guest VGA console configuration, either SDL or VNC
#sdl = 1
vnc = 1