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[Launchpad Bug Tracker <592745@xxxxxxxxxxxxxxxxxx>]

[Expired for linux (Ubuntu) because there has been no activity for 60
days.]

** Changed in: linux (Ubuntu)
       Status: Incomplete => Expired

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https://bugs.launchpad.net/bugs/592745

Title:
  kernel panic - kernel stack corrupted

Status in “linux” package in Ubuntu:
  Expired

Bug description:
  intermittent kernel panic that can be reliably triggered by running
  powertop on my lenovo thinkpad t410.  syslog gives this error before
  crash:

   kernel panic - not syncing: stack protector: kernel stack is
  corrupted in ffffffff814760bd

  this is my third time trying to report this bug in launchpad so i'll
  stop here!  would love some help, please let me know what i can do to
  help with the diagnosis.

  ProblemType: Bug
  DistroRelease: Ubuntu 10.04
  Package: linux-image-2.6.32-22-generic 2.6.32-22.36
  Regression: Yes
  Reproducible: Yes
  ProcVersionSignature: Ubuntu 2.6.32-22.36-generic 2.6.32.11+drm33.2
  Uname: Linux 2.6.32-22-generic x86_64
  AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.21.
  Architecture: amd64
  ArecordDevices:
   **** List of CAPTURE Hardware Devices ****
   card 0: Intel [HDA Intel], device 0: HDA Generic [HDA Generic]
     Subdevices: 1/1
     Subdevice #0: subdevice #0
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC0:  matt       1677 F.... pulseaudio
                        matt       1760 F.... amarok
   /dev/snd/pcmC0D0p:   matt       1677 F...m pulseaudio
  CRDA: Error: [Errno 2] No such file or directory
  Card0.Amixer.info:
   Card hw:0 'Intel'/'HDA Intel at 0xf2620000 irq 17'
     Mixer name	: 'Intel G45 DEVIBX'
     Components	: 'HDA:14f15069,17aa214c,00100302 HDA:80862804,17aa21b5,00100000'
     Controls      : 10
     Simple ctrls  : 5
  Card29.Amixer.info:
   Card hw:29 'ThinkPadEC'/'ThinkPad Console Audio Control at EC reg 0x30, fw 6IHT29WW-1.03'
     Mixer name	: 'ThinkPad EC 6IHT29WW-1.03'
     Components	: ''
     Controls      : 1
     Simple ctrls  : 1
  Card29.Amixer.values:
   Simple mixer control 'Console',0
     Capabilities: pswitch pswitch-joined penum
     Playback channels: Mono
     Mono: Playback [on]
  Date: Fri Jun 11 12:37:39 2010
  EcryptfsInUse: Yes
  HibernationDevice: RESUME=UUID=8bc30640-587d-41e8-a9bd-8833b3836ece
  InstallationMedia: Ubuntu 10.04 "Lucid Lynx" - Beta amd64 (20100318)
  Lsusb:
   Bus 002 Device 002: ID 8087:0020  
   Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
   Bus 001 Device 003: ID 17ef:480f Lenovo 
   Bus 001 Device 002: ID 8087:0020  
   Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
  MachineType: LENOVO 2516CTO
  ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.32-22-generic root=UUID=08517b2d-d32a-45d4-b574-a6d38f0dde9c ro crashkernel=384M-2G:64M,2G-:128M quiet splash
  ProcEnviron:
   LANG=en_CA.utf8
   SHELL=/bin/bash
  RelatedPackageVersions: linux-firmware 1.34.1
  RfKill:
   
  SourcePackage: linux
  dmi.bios.date: 01/07/2010
  dmi.bios.vendor: LENOVO
  dmi.bios.version: 6IET49WW (1.09 )
  dmi.board.name: 2516CTO
  dmi.board.vendor: LENOVO
  dmi.board.version: Not Available
  dmi.chassis.asset.tag: No Asset Information
  dmi.chassis.type: 10
  dmi.chassis.vendor: LENOVO
  dmi.chassis.version: Not Available
  dmi.modalias: dmi:bvnLENOVO:bvr6IET49WW(1.09):bd01/07/2010:svnLENOVO:pn2516CTO:pvrThinkPadT410:rvnLENOVO:rn2516CTO:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable:
  dmi.product.name: 2516CTO
  dmi.product.version: ThinkPad T410
  dmi.sys.vendor: LENOVO

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