This is a root file system for Slackware 11.0 for use with User Mode Linux.

Created by Dave Houlden (david.houlden@gmail.com). 3rd October 2006.

The file system does not contain a complete installation of all Slackware 
packages. Extra packages can be installed as needed using the Slackware 
package utilities.

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* Modified 9th November 2008 to apply updates for the following packages.     *
* bzip2-1.0.5-i486-1_slack11.0                                                *
* glibc-zoneinfo-2.3.6-noarch-11_slack11.0                                    *
* openssh-5.1p1-i486-1_slack11.0                                              *
* openssl-solibs-0.9.8h-i486-1_slack11.0                                      *
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*******************************************************************************
* Modified 15th September 2007 to apply updates for the following packages.   *
* openssh-4.7p1-i486-1_slack11.0                                              *
*******************************************************************************

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* Modified 27th July 2007 to apply updates for the following packages.        *
* glibc-zoneinfo-2.3.6-noarch-7_slack11.0                                     *
* tar-1.16-i486-1_slack11.0                                                   *
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I created root_fs_slack11.0 as follows.

dd if=/dev/null of=root_fs_slack11.0 bs=1024 seek=$((1024*200))
mke2fs -j root_fs_slack11.0

mount -o loop root_fs_slack11.0 /mnt/hd

Run installpkg with -root /mnt/hd and installed the following.

aaa_elflibs-11.0.0-i486-9
bash-3.1.017-i486-1
bin-11.0-i486-3
bzip2-1.0.3-i486-3
coreutils-5.97-i486-1
dcron-2.3.3-i486-5
devs-2.3.1-noarch-25
e2fsprogs-1.38-i486-2
elvis-2.2_0-i486-2
etc-11.0-noarch-2
findutils-4.2.28-i486-1
glibc-solibs-2.3.6-i486-6
glibc-zoneinfo-2.3.6-noarch-6
grep-2.5-i486-3
gzip-1.3.5-i486-1
inetd-1.79s-i486-7
kbd-1.12-i486-2
less-394-i486-1
logrotate-3.7.4-i486-1
mailx-12.1-i486-1
module-init-tools-3.2.2-i486-2
openssh-4.4p1-i486-1
openssl-solibs-0.9.8d-i486-1
pkgtools-11.0.0-i486-4
procps-3.2.7-i486-1
sed-4.1.5-i486-1
shadow-4.0.3-i486-13
sysklogd-1.4.1-i486-9
sysvinit-2.84-i486-69
tar-1.15.1-i486-2
tcpip-0.17-i486-39
util-linux-2.12r-i486-5

cd /mnt/hd/dev
mknod ubda b 98 0
mknod ubda1 b 98 1
mknod ubdb b 98 16
mknod ubdb1 b 98 17
mknod ubdc b 98 32
mknod ubdc1 b 98 33

Create /mnt/hd/etc/fstab
/dev/ubda       /               ext3    defaults                1   1
none            /proc           proc    defaults                0   0

Add line to /mnt/hd/etc/initab
c0:1235:respawn:/sbin/agetty 38400 tty0 linux

Add line for tty0 to /mnt/hd/etc/securetty.

ldconfig -l /mnt/hd/lib/*
ldconfig -l /mnt/hd/lib/tls/*

chmod a-x /mnt/hd/sbin/hwclock

umount /mnt/hd and start uml using new filesystem. 
Login as root and set password to root.