Public bug reported:

There are some random crashes with the newest kernel 
update(linux-image-3.2.0-30-generic):
- ubuntu stops responding during normal usage
- ubuntu stops responding during reboot or shutdown.

ProblemType: Bug
DistroRelease: Ubuntu 12.04
Package: linux-image-3.2.0-30-generic 3.2.0-30.48
ProcVersionSignature: Ubuntu 3.2.0-30.48-generic 3.2.27
Uname: Linux 3.2.0-30-generic x86_64
NonfreeKernelModules: fglrx
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24.
ApportVersion: 2.0.1-0ubuntu12
Architecture: amd64
ArecordDevices:
 **** List of CAPTURE Hardware Devices ****
 card 0: Intel [HDA Intel], device 0: ALC262 Analog [ALC262 Analog]
   Subdevices: 1/1
   Subdevice #0: subdevice #0
AudioDevicesInUse:
 USER        PID ACCESS COMMAND
 /dev/snd/controlC2:  pawel      1875 F.... pulseaudio
 /dev/snd/controlC0:  pawel      1875 F.... pulseaudio
 /dev/snd/controlC1:  pawel      1875 F.... pulseaudio
Card0.Amixer.info:
 Card hw:0 'Intel'/'HDA Intel at 0xd5200000 irq 48'
   Mixer name   : 'Realtek ALC262'
   Components   : 'HDA:10ec0262,104d2e00,00100302 
HDA:14f12c06,104d1700,00100000'
   Controls      : 17
   Simple ctrls  : 9
Card1.Amixer.info:
 Card hw:1 'N700'/'Logitech Logitech Speaker Lapdesk N700 at 
usb-0000:00:1d.0-2, full speed'
   Mixer name   : 'USB Mixer'
   Components   : 'USB046d:0a1a'
   Controls      : 6
   Simple ctrls  : 5
Card2.Amixer.info:
 Card hw:2 'HDMI'/'HDA ATI HDMI at 0xd0030000 irq 49'
   Mixer name   : 'ATI R6xx HDMI'
   Components   : 'HDA:1002aa01,104d2e00,00100000'
   Controls      : 6
   Simple ctrls  : 1
Card2.Amixer.values:
 Simple mixer control 'IEC958',0
   Capabilities: pswitch pswitch-joined penum
   Playback channels: Mono
   Mono: Playback [on]
CheckboxSubmission: 140c097dfb9f06402ec2bfa11be4bf05
CheckboxSystem: b633b4f40868d491c2ae5b50030ce6f3
Date: Thu Sep  6 12:49:21 2012
HibernationDevice: RESUME=UUID=98a341c1-7560-4511-b193-9090ad1bc5e2
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Beta amd64 (20120328)
MachineType: Sony Corporation VGN-FW11E
ProcFB: 0 VESA VGA
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.2.0-30-generic 
root=UUID=e9a948c5-1764-4591-87f1-89fee4a1a6ba ro quiet splash acpi_sleep=nonvs 
pcie_aspm=force vt.handoff=7
RelatedPackageVersions:
 linux-restricted-modules-3.2.0-30-generic N/A
 linux-backports-modules-3.2.0-30-generic  N/A
 linux-firmware                            1.79
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 10/07/2009
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: R0270Y0
dmi.board.asset.tag: N/A
dmi.board.name: VAIO
dmi.board.vendor: Sony Corporation
dmi.board.version: N/A
dmi.chassis.asset.tag: N/A
dmi.chassis.type: 10
dmi.chassis.vendor: Sony Corporation
dmi.chassis.version: N/A
dmi.modalias: 
dmi:bvnAmericanMegatrendsInc.:bvrR0270Y0:bd10/07/2009:svnSonyCorporation:pnVGN-FW11E:pvrC600DCFX:rvnSonyCorporation:rnVAIO:rvrN/A:cvnSonyCorporation:ct10:cvrN/A:
dmi.product.name: VGN-FW11E
dmi.product.version: C600DCFX
dmi.sys.vendor: Sony Corporation

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


** Tags: amd64 apport-bug kernel-bug precise

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https://bugs.launchpad.net/bugs/1046780

Title:
  Ubuntu crashes after kernel update

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