Public bug reported:

My Intel Centrino Wireless-N 130 wifi disconnects frequently and can't
even connect sometimes.

ProblemType: Bug
DistroRelease: Ubuntu 12.04
Package: linux-image-3.2.0-17-generic 3.2.0-17.27
ProcVersionSignature: Ubuntu 3.2.0-17.27-generic 3.2.6
Uname: Linux 3.2.0-17-generic x86_64
NonfreeKernelModules: nvidia
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24.
ApportVersion: 1.93-0ubuntu2
Architecture: amd64
ArecordDevices:
 **** List of CAPTURE Hardware Devices ****
 card 0: PCH [HDA Intel PCH], device 0: ALC892 Analog [ALC892 Analog]
   Subdevices: 1/1
   Subdevice #0: subdevice #0
AudioDevicesInUse:
 USER        PID ACCESS COMMAND
 /dev/snd/controlC1:  munzir     2153 F.... pulseaudio
 /dev/snd/controlC0:  munzir     2153 F.... pulseaudio
Card0.Amixer.info:
 Card hw:0 'PCH'/'HDA Intel PCH at 0xf6300000 irq 54'
   Mixer name   : 'Realtek ALC892'
   Components   : 'HDA:10ec0892,1462106f,00100302'
   Controls      : 34
   Simple ctrls  : 17
Card1.Amixer.info:
 Card hw:1 'NVidia'/'HDA NVidia at 0xf6080000 irq 17'
   Mixer name   : 'Nvidia GPU 15 HDMI/DP'
   Components   : 'HDA:10de0015,10de0101,00100100'
   Controls      : 24
   Simple ctrls  : 4
Date: Thu Mar  1 22:33:24 2012
HibernationDevice: RESUME=UUID=0432dc88-0889-43b3-86ab-cc09034bdcac
InstallationMedia: Kubuntu 12.04 LTS "Precise Pangolin" - Alpha amd64 (20120225)
MachineType: Micro-Star International Co., Ltd. 
GT680R/GX680R/GT683R/GT683DXR/GX660DXR
ProcEnviron:
 LANGUAGE=en_US:en
 TERM=xterm
 LANG=en_US.UTF-8
 SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.2.0-17-generic 
root=UUID=98c64fb8-4f56-4f8b-a19a-f4c917c1548a ro quiet splash vt.handoff=7
RelatedPackageVersions:
 linux-restricted-modules-3.2.0-17-generic N/A
 linux-backports-modules-3.2.0-17-generic  N/A
 linux-firmware                            1.71
RfKill:
 0: phy0: Wireless LAN
        Soft blocked: no
        Hard blocked: no
SourcePackage: linux
StagingDrivers: rts5139 mei
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 09/01/2011
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: E16F2IMS V3.0U
dmi.board.asset.tag: To be filled by O.E.M.
dmi.board.name: MS-16F2
dmi.board.vendor: Micro-Star International Co., Ltd.
dmi.board.version: To be filled by O.E.M.
dmi.chassis.asset.tag: To Be Filled By O.E.M.
dmi.chassis.type: 10
dmi.chassis.vendor: Micro-Star International
dmi.chassis.version: To be filled by O.E.M.
dmi.modalias: 
dmi:bvnAmericanMegatrendsInc.:bvrE16F2IMSV3.0U:bd09/01/2011:svnMicro-StarInternationalCo.,Ltd.:pnGT680R/GX680R/GT683R/GT683DXR/GX660DXR:pvrTobefilledbyO.E.M.:rvnMicro-StarInternationalCo.,Ltd.:rnMS-16F2:rvrTobefilledbyO.E.M.:cvnMicro-StarInternational:ct10:cvrTobefilledbyO.E.M.:
dmi.product.name: GT680R/GX680R/GT683R/GT683DXR/GX660DXR
dmi.product.version: To be filled by O.E.M.
dmi.sys.vendor: Micro-Star International Co., Ltd.

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


** Tags: amd64 apport-bug precise staging

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https://bugs.launchpad.net/bugs/944271

Title:
  iwlwifi: Microcode SW error detected.  Restarting 0x2000000

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