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[Bug 1173772] Re: Systems hang at boot: "BUG: unable to handle kernel NULL pointer dereference at 000000000000043c"

To: kernel-packages@xxxxxxxxxxxxxxxxxxx
From: "Christopher M. Penalver" <christopher.m.penalver@xxxxxxxxx>
Date: Sun, 28 Jul 2013 20:43:43 -0000
Reply-to: Bug 1173772 <1173772@xxxxxxxxxxxxxxxxxx>
Sender: bounces@xxxxxxxxxxxxx

Matthew Spraggs, could you please test for this in Saucy via
http://cdimage.ubuntu.com/daily-live/current/ and comment to the
results?

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

** Summary changed:

- Systems hang at boot: "BUG: unable to handle kernel NULL pointer dereference at 000000000000043c"
+ BUG: unable to handle kernel NULL pointer dereference at 000000000000043c; RIP: 0010:[<ffffffff8117cdaa>]  [<ffffffff8117cdaa>] kmem_cache_alloc+0x5a/0x130

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Title:
  BUG: unable to handle kernel NULL pointer dereference at
  000000000000043c; RIP: 0010:[<ffffffff8117cdaa>]  [<ffffffff8117cdaa>]
  kmem_cache_alloc+0x5a/0x130

Status in “linux” package in Ubuntu:
  Incomplete

Bug description:
  Raring ringtail (standard Ubuntu) hangs at boot time occassionally. My
  uname -a:

  Linux matthew-PBL21 3.8.0-19-generic #29-Ubuntu SMP Wed Apr 17
  18:16:28 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux

  My syslog is attached, with an example occuring at 22:43:26 on Apr 27.
  --- 
  ApportVersion: 2.9.2-0ubuntu8
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC0:  matthew    2713 F.... pulseaudio
  DistroRelease: Ubuntu 13.04
  HibernationDevice: RESUME=UUID=6cbadb1c-0df4-40f9-b96d-130d167ea1ab
  InstallationDate: Installed on 2012-05-29 (333 days ago)
  InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release amd64 (20111012)
  MachineType: Compal PBL21
  MarkForUpload: True
  NonfreeKernelModules: wl nvidia
  Package: linux (not installed)
  ProcFB:
   
  ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.8.0-19-generic root=UUID=98a6580b-5403-44e9-9c6b-9cad6f1d03c4 ro quiet splash
  ProcVersionSignature: Ubuntu 3.8.0-19.29-generic 3.8.8
  RelatedPackageVersions:
   linux-restricted-modules-3.8.0-19-generic N/A
   linux-backports-modules-3.8.0-19-generic  N/A
   linux-firmware                            1.106
  Tags:  raring
  Uname: Linux 3.8.0-19-generic x86_64
  UpgradeStatus: Upgraded to raring on 2013-04-27 (0 days ago)
  UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare
  dmi.bios.date: 08/26/2011
  dmi.bios.vendor: INSYDE
  dmi.bios.version: 2.40
  dmi.board.asset.tag: Base Board Asset Tag
  dmi.board.name: PBL21
  dmi.board.vendor: Compal
  dmi.board.version: Base Board Version
  dmi.chassis.asset.tag: Chassis Asset Tag
  dmi.chassis.type: 10
  dmi.chassis.vendor: Compal
  dmi.chassis.version: Chassis Version
  dmi.modalias: dmi:bvnINSYDE:bvr2.40:bd08/26/2011:svnCompal:pnPBL21:pvr2.40:rvnCompal:rnPBL21:rvrBaseBoardVersion:cvnCompal:ct10:cvrChassisVersion:
  dmi.product.name: PBL21
  dmi.product.version: 2.40
  dmi.sys.vendor: Compal

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