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  1. Bug #640154
  2. Comment #0

Comment 0 for bug 640154

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Derek (bugs-m8y) wrote : BUG: unable to handle kernel NULL pointer dereference in ips_adjust in intel_ips on Sony VPC-B11KGX

Oops occurs on every boot. Boot continues normally after this, although sound does not function, despite the device seeming to have been detected normally.

I'm filing a new bug as requested, despite my strong suspicion that this is a dupe of bug #632430 which is on a similar laptop and hardware.

ProblemType: KernelOops
DistroRelease: Ubuntu 10.10
Package: linux-image-2.6.35-21-generic 2.6.35-21.31
Regression: No
Reproducible: Yes
ProcVersionSignature: Ubuntu 2.6.35-21.31-generic 2.6.35.4
Uname: Linux 2.6.35-21-generic x86_64
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.23.
Annotation: Your system might become unstable now and might need to be restarted.
Architecture: amd64
ArecordDevices:
 **** List of CAPTURE Hardware Devices ****
 card 0: Intel [HDA Intel], device 0: ALC269 Analog [ALC269 Analog]
   Subdevices: 1/1
   Subdevice #0: subdevice #0
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC0: nemo 1525 F.... pulseaudio
CRDA: Error: [Errno 2] No such file or directory
Card0.Amixer.info:
 Card hw:0 'Intel'/'HDA Intel at 0xdd400000 irq 47'
   Mixer name : 'Intel IbexPeak HDMI'
   Components : 'HDA:10ec0269,104d4300,00100004 HDA:80862804,104d4300,00100000'
   Controls : 20
   Simple ctrls : 9
Date: Wed Sep 15 23:03:02 2010
Failure: oops
HibernationDevice: RESUME=UUID=367676ab-abb4-4acd-842e-768d168666ad
InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Beta amd64 (20100901.1)
MachineType: Sony Corporation VPCB11KGX
ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.35-21-generic root=UUID=954d6713-921d-45aa-91f5-a0d5192e2eef ro quiet splash
RelatedPackageVersions: linux-firmware 1.38
RfKill:
 0: phy0: Wireless LAN
  Soft blocked: no
  Hard blocked: no
SourcePackage: linux
Title: BUG: unable to handle kernel NULL pointer dereference at (null)
dmi.bios.date: 01/07/2009
dmi.bios.vendor: INSYDE
dmi.bios.version: R0250Q4
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:bvnINSYDE:bvrR0250Q4:bd01/07/2009:svnSonyCorporation:pnVPCB11KGX:pvrR5911351:rvnSonyCorporation:rnVAIO:rvrN/A:cvnSonyCorporation:ct10:cvrN/A:
dmi.product.name: VPCB11KGX
dmi.product.version: R5911351
dmi.sys.vendor: Sony Corporation