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[Launchpad Bug Tracker <1089794@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/1089794

Title:
  [Dell PowerEdge R210] BUG: unable to handle kernel NULL pointer
  dereference at 000000000000020a; RIP: e030:[<ffffffff812ed584>]
  [<ffffffff812ed584>] common_file_perm+0x14/0xf0

Status in “linux” package in Ubuntu:
  Expired

Bug description:
  I can semi-reliably trigger a kernel oops on these servers by letting
  them idle for a while, and then doing something that performs disk io.

  
  ProblemType: Bug
  DistroRelease: Ubuntu 12.10
  Package: linux-image-3.5.0-19-generic 3.5.0-19.30
  ProcVersionSignature: Ubuntu 3.5.0-19.30-generic 3.5.7
  Uname: Linux 3.5.0-19-generic x86_64
  ---
  AlsaDevices:
   total 0
   crw-rw---T 1 root audio 116,  1 Dec 13 02:01 seq
   crw-rw---T 1 root audio 116, 33 Dec 13 02:01 timer
  AplayDevices: Error: [Errno 2] No such file or directory
  ApportVersion: 2.6.1-0ubuntu6
  Architecture: amd64
  ArecordDevices: Error: [Errno 2] No such file or directory
  AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1:
  CRDA: Error: [Errno 2] No such file or directory
  CurrentDmesg:
   [   32.263050] device br0 entered promiscuous mode
   [   32.365646] Event-channel device installed.
   [   32.944673] init: plymouth-stop pre-start process (1168) terminated with status 1
  DistroRelease: Ubuntu 12.10
  HibernationDevice: RESUME=UUID=53bbfa22-c883-49e5-84d8-f96b3ec5e8db
  IwConfig: Error: [Errno 2] No such file or directory
  Lsusb:
   Bus 001 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
   Bus 002 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
   Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
   Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
   Bus 002 Device 003: ID 0424:2514 Standard Microsystems Corp. USB 2.0 Hub
  MachineType: Dell Inc. PowerEdge R210
  MarkForUpload: True
  Package: linux 3.5.0.19.22
  PackageArchitecture: amd64
  PciMultimedia:

  ProcEnviron:
   LANGUAGE=en_US:
   TERM=xterm
   PATH=(custom, no user)
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  ProcFB:

  ProcKernelCmdLine: placeholder root=/dev/mapper/hostname-root ro console=hvc0 earlyprintk=xen ignore_loglevel text splash quiet
  ProcVersionSignature: Ubuntu 3.5.0-19.30-generic 3.5.7
  RelatedPackageVersions:
   linux-restricted-modules-3.5.0-19-generic N/A
   linux-backports-modules-3.5.0-19-generic  N/A
   linux-firmware                            1.95
  RfKill: Error: [Errno 2] No such file or directory
  Tags:  quantal
  Uname: Linux 3.5.0-19-generic x86_64
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups:

  dmi.bios.date: 05/07/2012
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: 1.9.2
  dmi.board.name: 0M877N
  dmi.board.vendor: Dell Inc.
  dmi.board.version: A01
  dmi.chassis.type: 23
  dmi.chassis.vendor: Dell Inc.
  dmi.modalias: dmi:bvnDellInc.:bvr1.9.2:bd05/07/2012:svnDellInc.:pnPowerEdgeR210:pvr:rvnDellInc.:rn0M877N:rvrA01:cvnDellInc.:ct23:cvr:
  dmi.product.name: PowerEdge R210
  dmi.sys.vendor: Dell Inc.

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