ubuntu-vm-builder crashed with device mapper prerequisites not met in create()

[calocen]

calocen@bender:~$ sudo ubuntu-vm-builder kvm intrepid --arch 'amd64' --mem '128' --rootsize '4096' --swapsize '1024' --kernel-flavour 'generic' --hostname 'kvm' --mirror 'http://archive.ubuntu.com/ubuntu' --components 'main,universe' --name 'toor' --user 'toor' --pass 'urxxx' --ip '192.168.2.200' --mask '255.255.255.0' --net '192.168.2.0' --bcast '192.168.2.255' --gw '192.168.2.1' --dns '192.168.2.1' --debug2008-10-13 22:25:49,986 INFO
2008-10-13 22:25:49,992 DEBUG add_part - begin 0, length 4096, end 4095
2008-10-13 22:25:49,992 DEBUG add_part - begin 4096, length 1024, end 5119
2008-10-13 22:25:49,992 DEBUG ip: 192.168.2.200
2008-10-13 22:25:49,992 DEBUG net: 192.168.2.0
2008-10-13 22:25:49,992 DEBUG netmask: 255.255.255.0
2008-10-13 22:25:49,992 DEBUG broadcast: 192.168.2.255
2008-10-13 22:25:49,992 DEBUG gateway: 192.168.2.1
2008-10-13 22:25:49,992 DEBUG dns: 192.168.2.1
2008-10-13 22:25:50,000 DEBUG ip: 192.168.2.200
2008-10-13 22:25:50,000 DEBUG net: 192.168.2.0
2008-10-13 22:25:50,000 DEBUG netmask: 255.255.255.0
2008-10-13 22:25:50,001 DEBUG broadcast: 192.168.2.255
2008-10-13 22:25:50,001 DEBUG gateway: 192.168.2.1
2008-10-13 22:25:50,001 DEBUG dns: 192.168.2.1
2008-10-13 22:25:50,001 DEBUG Temporary directory: /tmp/vmbuildereJ_FZj
2008-10-13 22:25:50,001 DEBUG Creating the root mount directory: /tmp/vmbuildereJ_FZj/target
2008-10-13 22:25:50,001 DEBUG Creating temporary root: /tmp/vmbuildereJ_FZj/root
2008-10-13 22:25:50,002 DEBUG Creating destination directory: ubuntu-kvm
2008-10-13 22:25:50,003 INFO Creating disk image: /tmp/vmbuildereJ_FZj/disk0.img
2008-10-13 22:25:50,003 DEBUG ['/usr/bin/kvm-img', 'create', '-f', 'raw', '/tmp/vmbuildereJ_FZj/disk0.img', '5120M']
2008-10-13 22:25:50,006 INFO
2008-10-13 22:25:50,006 DEBUG Formatting '/tmp/vmbuildereJ_FZj/disk0.img', fmt=raw, size=5242880 kB
2008-10-13 22:25:50,007 DEBUG
2008-10-13 22:25:50,007 INFO Adding partition table to disk image: /tmp/vmbuildereJ_FZj/disk0.img
2008-10-13 22:25:50,007 DEBUG ['parted', '--script', '/tmp/vmbuildereJ_FZj/disk0.img', 'mklabel', 'msdos']
2008-10-13 22:25:50,143 INFO
2008-10-13 22:25:50,144 DEBUG
2008-10-13 22:25:50,145 INFO Adding type 1 partition to disk image: /tmp/vmbuildereJ_FZj/disk0.img
2008-10-13 22:25:50,145 DEBUG ['parted', '--script', '--', '/tmp/vmbuildereJ_FZj/disk0.img', 'mkpart', 'primary', 'ext2', '0', '4095']
2008-10-13 22:25:50,167 INFO
2008-10-13 22:25:50,168 DEBUG
2008-10-13 22:25:50,168 INFO Adding type 3 partition to disk image: /tmp/vmbuildereJ_FZj/disk0.img
2008-10-13 22:25:50,169 DEBUG ['parted', '--script', '--', '/tmp/vmbuildereJ_FZj/disk0.img', 'mkpart', 'primary', 'linux-swap', '4096', '5119']
2008-10-13 22:25:50,203 INFO
2008-10-13 22:25:50,204 DEBUG
2008-10-13 22:25:50,205 INFO Creating loop devices corresponding to the created partitions
2008-10-13 22:25:50,205 DEBUG ['kpartx', '-av', '/tmp/vmbuildereJ_FZj/disk0.img']
2008-10-13 22:25:50,214 INFO /proc/misc: No entry for device-mapper found
2008-10-13 22:25:50,215 INFO Is device-mapper driver missing from kernel?
2008-10-13 22:25:50,217 INFO Failure to communicate with kernel device-mapper driver.
2008-10-13 22:25:50,218 INFO /proc/misc: No entry for device-mapper found
2008-10-13 22:25:50,219 INFO Is device-mapper driver missing from kernel?
2008-10-13 22:25:50,220 INFO Failure to communicate with kernel device-mapper driver.
2008-10-13 22:25:50,222 INFO Incompatible libdevmapper 1.02.27 (2008-06-25)(compat) and kernel driver
2008-10-13 22:25:50,223 INFO device mapper prerequisites not met
2008-10-13 22:25:50,223 INFO
2008-10-13 22:25:50,223 DEBUG
2008-10-13 22:25:50,224 CRITICAL Oh, dear, an exception occurred
2008-10-13 22:25:50,224 INFO Cleaning up
2008-10-13 22:25:50,225 DEBUG ['kpartx', '-d', '/tmp/vmbuildereJ_FZj/disk0.img']
2008-10-13 22:25:50,235 DEBUG /proc/misc: No entry for device-mapper found
2008-10-13 22:25:50,236 DEBUG Is device-mapper driver missing from kernel?
2008-10-13 22:25:50,237 DEBUG Failure to communicate with kernel device-mapper driver.
2008-10-13 22:25:50,238 DEBUG /proc/misc: No entry for device-mapper found
2008-10-13 22:25:50,239 DEBUG Is device-mapper driver missing from kernel?
2008-10-13 22:25:50,241 DEBUG Failure to communicate with kernel device-mapper driver.
2008-10-13 22:25:50,242 DEBUG Incompatible libdevmapper 1.02.27 (2008-06-25)(compat) and kernel driver
2008-10-13 22:25:50,243 DEBUG device mapper prerequisites not met
2008-10-13 22:25:50,243 DEBUG
2008-10-13 22:25:50,244 DEBUG
2008-10-13 22:25:50,244 DEBUG ['rmdir', 'ubuntu-kvm']
2008-10-13 22:25:50,253 DEBUG
2008-10-13 22:25:50,253 DEBUG
2008-10-13 22:25:50,254 DEBUG ['rm', '-rf', '/tmp/vmbuildereJ_FZj']
2008-10-13 22:25:50,261 INFO
2008-10-13 22:25:50,262 DEBUG
Traceback (most recent call last):
  File "/usr/bin/ubuntu-vm-builder", line 29, in <module>
    VMBuilder.run()
  File "/usr/lib/python2.5/site-packages/VMBuilder/__init__.py", line 66, in run
    frontend.run()
  File "/usr/lib/python2.5/site-packages/VMBuilder/plugins/cli/__init__.py", line 52, in run
    vm.create()
  File "/usr/lib/python2.5/site-packages/VMBuilder/vm.py", line 441, in create
    raise e
VMBuilder.exception.VMBuilderException: Process (['kpartx', '-av', '/tmp/vmbuildereJ_FZj/disk0.img']) returned 1. stdout: , stderr: /proc/misc: No entry for device-mapper found
Is device-mapper driver missing from kernel?
Failure to communicate with kernel device-mapper driver.
/proc/misc: No entry for device-mapper found
Is device-mapper driver missing from kernel?
Failure to communicate with kernel device-mapper driver.
Incompatible libdevmapper 1.02.27 (2008-06-25)(compat) and kernel driver
device mapper prerequisites not met

ProblemType: Crash
Architecture: amd64
DistroRelease: Ubuntu 8.10
ExecutablePath: /usr/bin/ubuntu-vm-builder
InterpreterPath: /usr/bin/python2.5
Package: ubuntu-vm-builder 0.9-0ubuntu2
PackageArchitecture: all
ProcAttrCurrent: unconfined
ProcCmdline: /usr/bin/python /usr/bin/ubuntu-vm-builder kvm intrepid --arch i386 --mem 128 --User Namesize 4096 --swapsize 1024 --kernel-flavour generic --hostname kvm --mirror http://archive.ubuntu.com/ubuntu --components main,universe --name toor --user toor --pass u.boot --ssh-key ssh-rsa\ AAAAB3NzaC1yc2EAAAADAQABAAAAgQDZSmLROXrsHWdbyq/45BWUvpmW19gukRsXcJ+E7p+fVAAWH4ePCNzuuaog2nEkLTkN02vu0KrvSqQJnsdjdVW6ZUTOEhT+93sr1ru7PqBuIVsV8xYPuB06HYRbYTY24JfSlIFakIbsVLT9BwLVOgkNgRgd4Pw/pKUKvLdktzmvKQ==\ <email address hidden> --ip 192.168.2.200 --mask 255.255.255.0 --net 192.168.2.0 --bcast 192.168.2.255 --gw 192.168.2.1 --dns 192.168.2.1
ProcEnviron:
 PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/X11R6/bin
 LANG=en_GB.UTF-8
 SHELL=/bin/bash
PythonArgs: ['/usr/bin/ubuntu-vm-builder', 'kvm', 'intrepid', '--arch', 'i386', '--mem', '128', '--User Namesize', '4096', '--swapsize', '1024', '--kernel-flavour', 'generic', '--hostname', 'kvm', '--mirror', 'http://archive.ubuntu.com/ubuntu', '--components', 'main,universe', '--name', 'toor', '--user', 'toor', '--pass', 'u.boot', '--ssh-key', 'ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAAAgQDZSmLROXrsHWdbyq/45BWUvpmW19gukRsXcJ+E7p+fVAAWH4ePCNzuuaog2nEkLTkN02vu0KrvSqQJnsdjdVW6ZUTOEhT+93sr1ru7PqBuIVsV8xYPuB06HYRbYTY24JfSlIFakIbsVLT9BwLVOgkNgRgd4Pw/pKUKvLdktzmvKQ== <email address hidden>', '--ip', '192.168.2.200', '--mask', '255.255.255.0', '--net', '192.168.2.0', '--bcast', '192.168.2.255', '--gw', '192.168.2.1', '--dns', '192.168.2.1']
SourcePackage: vm-builder
Title: ubuntu-vm-builder crashed with device mapper prerequisites not met in create()
Uname: Linux 2.6.27-7-generic x86_64
UserGroups: