BUG: unable to handle kernel NULL pointer dereference at 000001e4

[Nedimar Paulo Turatti]

I don't know how this bug was created, it just poped as Ubuntu 11.04 booted...

ProblemType: KernelOops
DistroRelease: Ubuntu 11.04
Package: linux-image-2.6.38-7-generic-pae 2.6.38-7.39
Regression: Yes
Reproducible: No
ProcVersionSignature: Ubuntu 2.6.38-7.39-generic-pae 2.6.38
Uname: Linux 2.6.38-7-generic-pae i686
NonfreeKernelModules: wl
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.23.
Annotation: Your system might become unstable now and might need to be restarted.
Architecture: i386
ArecordDevices:
 **** List of CAPTURE Hardware Devices ****
 card 0: Intel [HDA Intel], device 0: STAC92xx Analog [STAC92xx Analog]
   Subdevices: 1/1
   Subdevice #0: subdevice #0
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC0: nedimar 1715 F.... pulseaudio
CRDA: Error: [Errno 2] No such file or directory
Card0.Amixer.info:
 Card hw:0 'Intel'/'HDA Intel at 0xf6afc000 irq 45'
   Mixer name : 'Intel Cantiga HDMI'
   Components : 'HDA:111d76b2,10280262,00100302 HDA:80862802,80860101,00100000'
   Controls : 24
   Simple ctrls : 13
Date: Tue Apr 5 13:50:02 2011
Failure: oops
Frequency: Once a day.
HibernationDevice: RESUME=UUID=98870c8d-155e-412e-8ecc-6b035de7c3bb
InstallationMedia: Ubuntu 10.04.1 LTS "Lucid Lynx" - Release i386 (20100816.1)
MachineType: Dell Inc. Latitude E5400
PccardctlIdent:
 Socket 0:
   no product info available
PccardctlStatus:
 Socket 0:
   no card
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.38-7-generic-pae root=UUID=dbfd768c-7ce7-48b4-bdf0-741d2ec36b71 ro quiet splash vt.handoff=7
RelatedPackageVersions:
 linux-restricted-modules-2.6.38-7-generic-pae N/A
 linux-backports-modules-2.6.38-7-generic-pae N/A
 linux-firmware 1.49
SourcePackage: linux
Title: BUG: unable to handle kernel NULL pointer dereference at 000001e4
UpgradeStatus: Upgraded to natty on 2011-04-01 (3 days ago)
dmi.bios.date: 07/30/2010
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A16
dmi.board.name: 0X787D
dmi.board.vendor: Dell Inc.
dmi.chassis.type: 8
dmi.chassis.vendor: Dell Inc.
dmi.modalias: dmi:bvnDellInc.:bvrA16:bd07/30/2010:svnDellInc.:pnLatitudeE5400:pvr:rvnDellInc.:rn0X787D:rvr:cvnDellInc.:ct8:cvr:
dmi.product.name: Latitude E5400
dmi.sys.vendor: Dell Inc.