[Vibrant Q&A, Help & Troubleshooting] ssiddiqi1:
Here is partitions table from stock UVKB1

major minor #blocks name

7 0 3150 loop0

7 1 3150 loop1

7 2 13545 loop2

7 3 2111 loop3

7 4 2111 loop4

7 5 4190 loop5

7 6 3150 loop6

7 7 5229 loop7

139 0 513024 tfsr0/c

139 1 256 tfsr1

139 2 256 tfsr2

139 3 10240 tfsr3

139 4 1280 tfsr4

139 5 1280 tfsr5

139 6 5120 tfsr6

139 7 7680 tfsr7

139 8 7680 tfsr8

139 9 293376 tfsr9

139 10 137216 tfsr10

139 11 35840 tfsr11

139 12 12800 tfsr12

179 0 15630336 mmcblk0

179 1 13664224 mmcblk0p1

179 2 1966080 mmcblk0p2

137 0 513024 bml0/c

137 1 256 bml1

137 2 256 bml2

137 3 10240 bml3

137 4 1280 bml4

137 5 1280 bml5

137 6 5120 bml6

137 7 7680 bml7

137 8 7680 bml8

137 9 293376 bml9

137 10 137216 bml10

137 11 35840 bml11

137 12 12800 bml12

138 3 6400 stl3

138 6 1280 stl6

138 9 284672 stl9

138 10 131584 stl10

138 11 32000 stl11

179 8 15558144 mmcblk1

179 9 15554041 mmcblk1p1

254 0 3150 dm-0

254 1 3150 dm-1

254 2 13545 dm-2

254 3 2110 dm-3

254 4 2110 dm-4

254 5 4189 dm-5

254 6 3150 dm-6

254 7 5229 dm-7

7 8 18743 loop8

254 8 18742 dm-8

7 9 16664 loop9

254 9 16663 dm-9

7 10 2111 loop10

254 10 2110 dm-10

7 11 8348 loop11

254 11 8347 dm-11

7 12 3150 loop12

254 12 3150 dm-12

and here is mount table

# mount

mount

rootfs / rootfs ro,relatime 0 0

proc /proc proc rw,relatime 0 0

sys /sys sysfs rw,relatime 0 0

/dev/block/stl9 /system ext4 ro,relatime,barrier=0,data=writeback,noauto_da_allo

c 0 0

/dev/block/stl11 /cache ext4 rw,noatime,barrier=0,data=writeback,noauto_da_alloc

0 0

/dev/block/stl10 /dbdata ext4 rw,noatime,barrier=0,nodelalloc,data=ordered,noaut

o_da_alloc 0 0

/dev/block/mmcblk0p2 /data ext4 rw,noatime,barrier=1,data=ordered,noauto_da_allo

c 0 0

tmpfs /dev tmpfs rw,relatime,mode=755 0 0

devpts /dev/pts devpts rw,relatime,mode=600 0 0

none /acct cgroup rw,relatime,cpuacct 0 0

/dev/block/stl6 /mnt/.lfs j4fs rw,relatime 0 0

tmpfs /mnt/asec tmpfs rw,relatime,mode=755,gid=1000 0 0

none /dev/cpuctl cgroup rw,relatime,cpu 0 0

/dev/block/stl3 /efs rfs rw,nosuid,nodev,relatime,vfat,llw,check=no,gid/uid/rwx,

iocharset=utf8 0 0

/dev/block/vold/179:1 /mnt/sdcard vfat rw,dirsync,nosuid,nodev,noexec,noatime,no

diratime,uid=1000,gid=1015,fmask=0002,dmask=0002,allow_utime=0020,codepage=cp437

,iocharset=iso8859-1,shortname=mixed,utf8,errors=remount-ro 0 0

/dev/block/vold/179:9 /mnt/sdcard/external_sd vfat rw,dirsync,nosuid,nodev,noexe

c,noatime,nodiratime,uid=1000,gid=1015,fmask=0002,dmask=0002,allow_utime=0020,co

depage=cp437,iocharset=iso8859-1,shortname=mixed,utf8,errors=remount-ro 0 0

/dev/block/vold/179:9 /mnt/secure/asec vfat rw,dirsync,nosuid,nodev,noexec,noati

me,nodiratime,uid=1000,gid=1015,fmask=0002,dmask=0002,allow_utime=0020,codepage=

cp437,iocharset=iso8859-1,shortname=mixed,utf8,errors=remount-ro 0 0

tmpfs /mnt/sdcard/external_sd/.android_secure tmpfs ro,relatime,size=0k,mode=000

0 0

/dev/block/dm-0 /mnt/asec/com.yodesoft.game.yopuzzlespiderman-1 vfat ro,dirsync,

nosuid,nodev,noexec,noatime,nodiratime,uid=1000,fmask=0222,dmask=0222,codepage=c

p437,iocharset=iso8859-1,shortname=mixed,utf8,errors=remount-ro 0 0

/dev/block/dm-1 /mnt/asec/com.yodesoft.game.yopuzzlesimsthree-2 vfat ro,dirsync,

nosuid,nodev,noexec,noatime,nodiratime,uid=1000,fmask=0222,dmask=0222,codepage=c

p437,iocharset=iso8859-1,shortname=mixed,utf8,errors=remount-ro 0 0

/dev/block/dm-2 /mnt/asec/com.teneke.letters-1 vfat ro,dirsync,nosuid,nodev,noex

ec,noatime,nodiratime,uid=1000,fmask=0222,dmask=0222,codepage=cp437,iocharset=is

o8859-1,shortname=mixed,utf8,errors=remount-ro 0 0

/dev/block/dm-3 /mnt/asec/com.exit4.app.rebound-1 vfat ro,dirsync,nosuid,nodev,n

oexec,noatime,nodiratime,uid=1000,fmask=0222,dmask=0222,codepage=cp437,iocharset

=iso8859-1,shortname=mixed,utf8,errors=remount-ro 0 0

/dev/block/dm-4 /mnt/asec/com.teneke.colors-1 vfat ro,dirsync,nosuid,nodev,noexe

c,noatime,nodiratime,uid=1000,fmask=0222,dmask=0222,codepage=cp437,iocharset=iso

8859-1,shortname=mixed,utf8,errors=remount-ro 0 0

/dev/block/dm-5 /mnt/asec/com.rovio.angrybirdsseasons-2 vfat ro,dirsync,nosuid,n

odev,noexec,noatime,nodiratime,uid=1000,fmask=0222,dmask=0222,codepage=cp437,ioc

harset=iso8859-1,shortname=mixed,utf8,errors=remount-ro 0 0

/dev/block/dm-6 /mnt/asec/com.rovio.angrybirds-2 vfat ro,dirsync,nosuid,nodev,no

exec,noatime,nodiratime,uid=1000,fmask=0222,dmask=0222,codepage=cp437,iocharset=

iso8859-1,shortname=mixed,utf8,errors=remount-ro 0 0

/dev/block/dm-7 /mnt/asec/cn.bluesky.fourinaline-2 vfat ro,dirsync,nosuid,nodev,

noexec,noatime,nodiratime,uid=1000,fmask=0222,dmask=0222,codepage=cp437,iocharse

t=iso8859-1,shortname=mixed,utf8,errors=remount-ro 0 0

/dev/block/dm-8 /mnt/asec/com.fivepumpkins.onthego-1 vfat ro,dirsync,nosuid,node

v,noexec,noatime,nodiratime,uid=1000,fmask=0222,dmask=0222,codepage=cp437,iochar

set=iso8859-1,shortname=mixed,utf8,errors=remount-ro 0 0

/dev/block/dm-9 /mnt/asec/com.rovio.angrybirds_lite-1 vfat ro,dirsync,nosuid,nod

ev,noexec,noatime,nodiratime,uid=1000,fmask=0222,dmask=0222,codepage=cp437,iocha

rset=iso8859-1,shortname=mixed,utf8,errors=remount-ro 0 0

/dev/block/dm-10 /mnt/asec/com.teneke.numbers-1 vfat ro,dirsync,nosuid,nodev,noe

xec,noatime,nodiratime,uid=1000,fmask=0222,dmask=0222,codepage=cp437,iocharset=i

so8859-1,shortname=mixed,utf8,errors=remount-ro 0 0

/dev/block/dm-11 /mnt/asec/com.fivepumpkins.words-1 vfat ro,dirsync,nosuid,nodev

,noexec,noatime,nodiratime,uid=1000,fmask=0222,dmask=0222,codepage=cp437,iochars

et=iso8859-1,shortname=mixed,utf8,errors=remount-ro 0 0

/dev/block/dm-12 /mnt/asec/com.teneke.shapes-1 vfat ro,dirsync,nosuid,nodev,noex

ec,noatime,nodiratime,uid=1000,fmask=0222,dmask=0222,codepage=cp437,iocharset=is

o8859-1,shortname=mixed,utf8,errors=remount-ro 0 0

#

These were posted on this thread a few days ago.

You basically partitioned external sd card, your internal sd card is not accessible.