BUG: unable to handle kernel NULL pointer dereference at 0000000000000088

[Ryan]

I have no idea why this happened, I couldn't repeat it if I wanted to, and I think the debugger itself finally killed the system. Merry Christmas!

ProblemType: KernelOops
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.21.
Annotation: Your system might become unstable now and might need to be restarted.
Architecture: amd64
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC0: ryan 1576 F.... pulseaudio
 /dev/snd/pcmC0D0p: ryan 1576 F...m pulseaudio
 /dev/snd/controlC1: ryan 1576 F.... pulseaudio
CRDA: Error: [Errno 2] No such file or directory
Card0.Amixer.info:
 Card hw:0 'SB'/'HDA ATI SB at 0xfe9f0000 irq 16'
   Mixer name : 'Realtek ALC888'
   Components : 'HDA:10ec0888,14627501,00100001'
   Controls : 35
   Simple ctrls : 20
Card1.Amixer.info:
 Card hw:1 'U0x46d0x9a2'/'USB Device 0x46d:0x9a2 at usb-0000:00:12.2-5, high speed'
   Mixer name : 'USB Mixer'
   Components : 'USB046d:09a2'
   Controls : 2
   Simple ctrls : 1
Card1.Amixer.values:
 Simple mixer control 'Mic',0
   Capabilities: cvolume cvolume-joined cswitch cswitch-joined penum
   Capture channels: Mono
   Limits: Capture 0 - 3072
   Mono: Capture 3072 [100%] [30.00dB] [on]
Card2.Amixer.info:
 Card hw:2 'HDMI'/'HDA ATI HDMI at 0xfeaec000 irq 19'
   Mixer name : 'ATI R6xx HDMI'
   Components : 'HDA:1002aa01,00aa0100,00100100'
   Controls : 4
   Simple ctrls : 1
Card2.Amixer.values:
 Simple mixer control 'IEC958',0
   Capabilities: pswitch pswitch-joined penum
   Playback channels: Mono
   Mono: Playback [off]
Date: Sat Feb 27 23:09:42 2010
DistroRelease: Ubuntu 10.04
Failure: oops
Frequency: This has only happened once.
HibernationDevice: RESUME=/dev/sda1
InstallationMedia: Ubuntu 10.04 "Lucid Lynx" - Alpha amd64 (20100224.1)
IwConfig:
 lo no wireless extensions.

 eth0 no wireless extensions.
MachineType: MICRO-STAR INTERNATIONAL CO.,LTD MS-7501
Package: linux-image-2.6.32-14-generic 2.6.32-14.20
ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.32-14-generic root=UUID=7bc151fb-bd2f-4322-a6c5-f11aa5930f59 ro quiet splash
ProcVersionSignature: Ubuntu 2.6.32-14.20-generic
Regression: Yes
RelatedPackageVersions: linux-firmware 1.31
Reproducible: No
RfKill:

SourcePackage: linux
TestedUpstream: No
Title: BUG: unable to handle kernel NULL pointer dereference at 0000000000000088
Uname: Linux 2.6.32-14-generic x86_64
dmi.bios.date: 07/09/2009
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: V1.8B2
dmi.board.asset.tag: To Be Filled By O.E.M.
dmi.board.name: K9A2VM (MS-7501)
dmi.board.vendor: MICRO-STAR INTERNATIONAL CO.,LTD
dmi.board.version: 1.0
dmi.chassis.asset.tag: To Be Filled By O.E.M.
dmi.chassis.type: 3
dmi.chassis.vendor: emaxs
dmi.chassis.version: 1.0
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrV1.8B2:bd07/09/2009:svnMICRO-STARINTERNATIONALCO.,LTD:pnMS-7501:pvr1.0:rvnMICRO-STARINTERNATIONALCO.,LTD:rnK9A2VM(MS-7501):rvr1.0:cvnemaxs:ct3:cvr1.0:
dmi.product.name: MS-7501
dmi.product.version: 1.0
dmi.sys.vendor: MICRO-STAR INTERNATIONAL CO.,LTD

[Chase Douglas (chasedouglas)]

The graphics drivers, where this bug occurred, have been updated starting with the 2.6.32-16 kernel. Please retest this or a newer kernel. If you can reproduce this issue, please set the bug to confirmed. If you cannot reproduce this issue, please move the bug to invalid.

Thanks

[Jeremy Foshee (jeremyfoshee)]

This bug report was marked as Incomplete and has not had any updated comments for quite some time. As a result this bug is being closed. Please reopen if this is still an issue in the current Ubuntu release http://www.ubuntu.com/getubuntu/download . Also, please be sure to provide any requested information that may have been missing. To reopen the bug, click on the current status under the Status column and change the status back to "New". Thanks.

[This is an automated message. Apologies if it has reached you inappropriately; please just reply to this message indicating so.]