Public bug reported:

Well, my Netbook has a normal harddisk and a SD-Card slot reader. My
main disk runs fine:

[    1.450126] ata1.00: ATA-8: SAMSUNG HM400LI, 2TF00_00, max UDMA7
[    1.450160] ata1.00: 781422768 sectors, multi 16: LBA48 NCQ (depth 0/32)
[    1.466126] ata1.00: configured for UDMA/133
[    1.466581] scsi 0:0:0:0: Direct-Access     ATA      SAMSUNG HM400LI  2TF0 
PQ: 0 ANSI: 5
[    1.466990] sd 0:0:0:0: [sda] 781422768 512-byte logical blocks: (400 GB/372 
GiB)
[    1.467089] sd 0:0:0:0: Attached scsi generic sg0 type 0
[    1.467252] sd 0:0:0:0: [sda] Write Protect is off
[    1.467272] sd 0:0:0:0: [sda] Mode Sense: 00 3a 00 00
[    1.467392] sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, 
doesn't support DPO or FUA
[    1.503545]  sda: sda1 sda2 sda3
[    1.504727] sd 0:0:0:0: [sda] Attached SCSI disk

But my SD-Card reader slot is always empty and i never used a card before. 
Every time my system starts the kernel found it and attach a device, which 
might 
be wrong because its empty:

[    7.870635] scsi 2:0:0:0: Direct-Access     Generic- Multi-Card       1.00 
PQ: 0 ANSI: 0 CCS
[    7.873147] sd 2:0:0:0: Attached scsi generic sg1 type 0
[    7.877771] sd 2:0:0:0: [sdb] Attached SCSI removable disk

Well, now the kernel tries to find out some technical data about the device 
which
doesn't work of course. So my kernel log get spamed time of time:

[ 3162.653370] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 3162.655854] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 3162.655871] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 3214.365502] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 3214.367989] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 3214.368075] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 3266.081262] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 3266.083747] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 3266.083762] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 3317.789397] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 3317.791884] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 3317.791902] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 3369.505377] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 3369.507895] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 3369.507907] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 3421.273894] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 3421.276593] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 3421.276618] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 3472.925298] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 3472.927689] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 3472.927701] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 3524.733456] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 3524.736477] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 3524.736492] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 3576.349309] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 3576.351723] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 3576.351742] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 3628.069311] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 3628.071883] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 3628.071897] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 3679.817327] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 3679.819567] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 3679.819581] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 3731.481617] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 3731.483965] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 3731.483980] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 3783.197740] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 3783.200521] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 3783.200546] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 3834.914066] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 3834.916535] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 3834.916559] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 3886.622010] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 3886.624539] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 3886.624563] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 3938.329534] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 3938.332172] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 3938.332193] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 3990.045405] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 3990.047906] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 3990.047923] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 4041.757695] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 4041.760435] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 4041.760462] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 4093.469553] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 4093.472076] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 4093.472099] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 4145.181688] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 4145.184681] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 4145.184700] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 4196.893696] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 4196.896237] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 4196.896261] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 4248.605581] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 4248.608300] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 4248.608324] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 4300.317841] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 4300.321615] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 4300.321641] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 4352.029367] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 4352.031840] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 4352.031857] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 4403.741610] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 4403.744248] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 4403.744271] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 4455.453497] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 4455.456091] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 4455.456114] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 4507.209586] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 4507.211813] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 4507.211822] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 4557.349379] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 4557.351736] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 4557.351752] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 4609.133525] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 4609.135887] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 4609.135905] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 4660.789539] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 4660.792139] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 4660.792162] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 4712.501813] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 4712.504343] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 4712.504371] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 4764.193195] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 4764.195975] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 4764.195991] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 4815.901707] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 4815.904339] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 4815.904362] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 4867.613597] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 4867.616470] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 4867.616484] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 4919.325588] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 4919.328206] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 4919.328231] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 4971.037722] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 4971.040240] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 4971.040263] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 5022.749500] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 5022.752088] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 5022.752110] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 5074.465791] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 5074.472321] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 5074.472347] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 5126.173506] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 5126.175992] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 5126.176085] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 5177.887247] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 5177.894991] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 5177.895007] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 5229.677649] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 5229.680671] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 5229.680689] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 5281.309528] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 5281.311888] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 5281.311905] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 5333.021795] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 5333.027917] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 5333.027943] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 5384.733429] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 5384.735919] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 5384.735936] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 5436.493690] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 5436.496199] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 5436.496234] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 5488.157457] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 5488.160502] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 5488.160516] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 5539.869736] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 5539.872224] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 5539.872246] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 5591.581608] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 5591.584212] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 5591.584235] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 5643.293490] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 5643.296267] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 5643.296292] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 5695.001616] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 5695.004247] sd 2:0:0:0: [sdb] Asking for cache data failed
[ 5695.004270] sd 2:0:0:0: [sdb] Assuming drive cache: write through
[ 5746.717369] sd 2:0:0:0: [sdb] Test WP failed, assume Write Enabled
[ 5746.719869] sd 2:0:0:0: [sdb] Asking for cache data failed

This should be fixed.
Thanks!

ProblemType: Bug
DistroRelease: Ubuntu 12.04
Package: linux-image-3.2.0-24-generic 3.2.0-24.37
ProcVersionSignature: Ubuntu 3.2.0-24.37-generic 3.2.14
Uname: Linux 3.2.0-24-generic i686
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24.
AplayDevices:
 **** List of PLAYBACK Hardware Devices ****
 card 0: Intel [HDA Intel], device 0: ALC888 Analog [ALC888 Analog]
   Subdevices: 1/1
   Subdevice #0: subdevice #0
ApportVersion: 2.0.1-0ubuntu7
Architecture: i386
ArecordDevices:
 **** List of CAPTURE Hardware Devices ****
 card 0: Intel [HDA Intel], device 0: ALC888 Analog [ALC888 Analog]
   Subdevices: 1/1
   Subdevice #0: subdevice #0
AudioDevicesInUse:
 USER        PID ACCESS COMMAND
 /dev/snd/controlC0:  daniel     3607 F.... pulseaudio
                      daniel     4118 F.... xfce4-volumed
CRDA: Error: command ['iw', 'reg', 'get'] failed with exit code 1: nl80211 not 
found.
Card0.Amixer.info:
 Card hw:0 'Intel'/'HDA Intel at 0xffe00000 irq 41'
   Mixer name   : 'Realtek ALC888'
   Components   : 'HDA:10ec0888,14620210,00100001'
   Controls      : 20
   Simple ctrls  : 11
Date: Fri May  4 08:39:30 2012
HibernationDevice: RESUME=UUID=21ce1016-5efb-4326-bf9b-a0cf492460f5
InstallationMedia: Xubuntu 12.04 LTS "Precise Pangolin" - Release i386 
(20120423)
MachineType: LG Electronics X110-G.A7HXG
ProcEnviron:
 LANGUAGE=de_DE:en
 TERM=xterm
 PATH=(custom, user)
 LANG=de_DE.UTF-8
 SHELL=/bin/bash
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.2.0-24-generic 
root=/dev/mapper/sys-root ro crashkernel=384M-2G:64M,2G-:128M
RelatedPackageVersions:
 linux-restricted-modules-3.2.0-24-generic N/A
 linux-backports-modules-3.2.0-24-generic  N/A
 linux-firmware                            1.79
RfKill:
 0: hci0: Bluetooth
        Soft blocked: no
        Hard blocked: no
SourcePackage: linux
StagingDrivers: r8187se
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 12/18/2008
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: EN021IL1.10N
dmi.board.asset.tag: To be filled by O.E.M.
dmi.board.name: X110
dmi.board.vendor: LG Electronics Inc.
dmi.board.version: Ver.001
dmi.chassis.asset.tag: To Be Filled By O.E.M.
dmi.chassis.type: 3
dmi.chassis.vendor: LG Electronics Inc.
dmi.chassis.version: Ver.001
dmi.modalias: 
dmi:bvnAmericanMegatrendsInc.:bvrEN021IL1.10N:bd12/18/2008:svnLGElectronics:pnX110-G.A7HXG:pvrVer.001:rvnLGElectronicsInc.:rnX110:rvrVer.001:cvnLGElectronicsInc.:ct3:cvrVer.001:
dmi.product.name: X110-G.A7HXG
dmi.product.version: Ver.001
dmi.sys.vendor: LG Electronics

** Affects: linux (Ubuntu)
     Importance: Undecided
         Status: Confirmed


** Tags: apport-bug i386 precise staging

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https://bugs.launchpad.net/bugs/994414

Title:
  SD-Card slot empty but Kernel think it's attached

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