Here is the output from the 2 commands:
egbert@linux-kmcx:~>
egbert@linux-kmcx:~>
egbert@linux-kmcx:~> dmesg | tail
[31732.701188] sdhci: Timeout: 0x00000000 | Int stat: 0x00000000
[31732.701206] sdhci: Int enab: 0x00ff0083 | Sig enab: 0x00ff0083
[31732.701215] sdhci: AC12 err: 0x00000000 | Slot int: 0x00000000
[31732.701225] sdhci: Caps: 0x01fe32b2 | Caps_1: 0x00000000
[31732.701235] sdhci: Cmd: 0x00000102 | Max curr: 0x00000064
[31732.701243] sdhci: Host ctl2: 0x00000000
[31732.701253] sdhci: ADMA Err: 0x00000000 | ADMA Ptr: 0x00000000
[31732.701256] sdhci: ===========================================
[31732.870497] mmc0: ADMA error
[31732.870553] mmc0: error -5 whilst initialising SD card
egbert@linux-kmcx:~>
egbert@linux-kmcx:~>
egbert@linux-kmcx:~> sudo /sbin/fdisk -l
Disk /dev/sda: 500.1 GB, 500107862016 bytes
255 heads, 63 sectors/track, 60801 cylinders, total 976773168 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x093728c1
Device Boot Start End Blocks Id System
/dev/sda1 941425065 976029074 17302005 83 Linux
/dev/sda2 * 63 941425064 470712501 5 Extended
/dev/sda5 126 25189919 12594897 83 Linux
/dev/sda6 25189983 33367004 4088511 82 Linux swap / Solaris
/dev/sda7 98414253 941425064 421505406 83 Linux
/dev/sda8 70718193 98414189 13847998+ 83 Linux
/dev/sda9 33367068 70718129 18675531 83 Linux
Partition table entries are not in disk order
Disk /dev/sdb: 500.1 GB, 500107862016 bytes
255 heads, 63 sectors/track, 60801 cylinders, total 976773168 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0xf74d1a05
Device Boot Start End Blocks Id System
/dev/sdb1 * 63 976768064 488384001 83 Linux
Disk /dev/sdc: 500.1 GB, 500105740288 bytes
255 heads, 63 sectors/track, 60801 cylinders, total 976769024 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x0002e78d
Device Boot Start End Blocks Id System
/dev/sdc1 * 63 976768064 488384001 83 Linux
egbert@linux-kmcx:~> ^C
egbert@linux-kmcx:~>
The desktop that I am using is KDE.
Egbert