Ubuntu
linux package

mxb: general protection fault at v4l2_device_register_subdev+0x95

Bug #745213 reported by John Birck
10
This bug affects 2 people
Affects Status Importance Assigned to Milestone
linux (Ubuntu)
Fix Released
Medium
Herton R. Krzesinski
Natty
Fix Released
Medium
Herton R. Krzesinski
Oneiric
Fix Released
Medium
Herton R. Krzesinski
linux-ti-omap4 (Ubuntu)
Fix Released
Undecided
Unassigned
Natty
Fix Released
Undecided
Unassigned
Oneiric
Fix Released
Undecided
Unassigned

Bug Description

New release 11.04 Ubuntu. Problems with Radeon 4250 integrated graphics on Asus M4A88TD-V

ProblemType: KernelOops
DistroRelease: Ubuntu 11.04
Package: linux-image-2.6.38-7-generic 2.6.38-7.39
Regression: Yes
Reproducible: No
ProcVersionSignature: Ubuntu 2.6.38-7.39-generic 2.6.38
Uname: Linux 2.6.38-7-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: SB [HDA ATI SB], device 0: ALC892 Analog [ALC892 Analog]
   Subdevices: 1/1
   Subdevice #0: subdevice #0
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC0: birckj 1820 F.... pulseaudio
CRDA: Error: [Errno 2] Datei oder Verzeichnis nicht gefunden
Card0.Amixer.info:
 Card hw:0 'SB'/'HDA ATI SB at 0xfe6f8000 irq 16'
   Mixer name : 'Realtek ALC892'
   Components : 'HDA:10ec0892,1043841b,00100302'
   Controls : 32
   Simple ctrls : 18
Card1.Amixer.info:
 Card hw:1 'HDMI'/'HDA ATI HDMI at 0xfe8e8000 irq 19'
   Mixer name : 'ATI RS690/780 HDMI'
   Components : 'HDA:1002791a,00791a00,00100000'
   Controls : 4
   Simple ctrls : 1
Card1.Amixer.values:
 Simple mixer control 'IEC958',0
   Capabilities: pswitch pswitch-joined penum
   Playback channels: Mono
   Mono: Playback [on]
Date: Tue Mar 29 21:30:44 2011
Failure: oops
Frequency: Once a day.
HibernationDevice: RESUME=UUID=d052b1c4-d2ac-406a-a73c-385c09a51ee2
InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Release amd64 (20101007)
IwConfig:
 lo no wireless extensions.

 eth0 no wireless extensions.

 eth1 no wireless extensions.
MachineType: System manufacturer System Product Name
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-2.6.38-7-generic root=UUID=1675fea1-8d95-46f7-9c2f-abfbbf983c74 ro quiet splash vt.handoff=7
RelatedPackageVersions:
 linux-restricted-modules-2.6.38-7-generic N/A
 linux-backports-modules-2.6.38-7-generic N/A
 linux-firmware 1.49
RfKill:

SourcePackage: linux
Title: 043b
UpgradeStatus: Upgraded to natty on 2011-03-28 (0 days ago)
dmi.bios.date: 09/08/2010
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: 1601
dmi.board.asset.tag: To Be Filled By O.E.M.
dmi.board.name: M4A88TD-V EVO/USB3
dmi.board.vendor: ASUSTeK Computer INC.
dmi.board.version: Rev X.0x
dmi.chassis.asset.tag: Asset-1234567890
dmi.chassis.type: 3
dmi.chassis.vendor: Chassis Manufacture
dmi.chassis.version: Chassis Version
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr1601:bd09/08/2010:svnSystemmanufacturer:pnSystemProductName:pvrSystemVersion:rvnASUSTeKComputerINC.:rnM4A88TD-VEVO/USB3:rvrRevX.0x:cvnChassisManufacture:ct3:cvrChassisVersion:
dmi.product.name: System Product Name
dmi.product.version: System Version
dmi.sys.vendor: System manufacturer

Revision history for this message
John Birck (john-birck) wrote :
Herton R. Krzesinski (herton)
summary: - 043b
+ mxb: general protection fault at v4l2_device_register_subdev+0x95
Revision history for this message
Herton R. Krzesinski (herton) wrote :

Analysis of the crash posted at https://lkml.org/lkml/2011/4/1/168

Changed in linux (Ubuntu):
assignee: nobody → Herton R. Krzesinski (herton)
Revision history for this message
Herton R. Krzesinski (herton) wrote :

@John -- I made a fix and built a set of kernels with it, they are uploaded at:

http://people.canonical.com/~herton/lp745213/

Can you install the new kernel and test? The issue should be gone with it

Changed in linux (Ubuntu):
status: New → Incomplete
Tim Gardner (timg-tpi)
Changed in linux (Ubuntu Natty):
status: Incomplete → Fix Committed
Changed in linux (Ubuntu Oneiric):
assignee: nobody → Herton R. Krzesinski (herton)
status: New → Fix Committed
Revision history for this message
Launchpad Janitor (janitor) wrote :

This bug was fixed in the package linux - 2.6.38-8.42

---------------
linux (2.6.38-8.42) natty; urgency=low

  [ David Henningsson ]

  * SAUCE: (drop after 2.6.38) ALSA: HDA: Fix dock mic for Lenovo
    X220-tablet
    - LP: #751033

  [ Gustavo F. Padovan ]

  * SAUCE: Revert "Bluetooth: Add new PID for Atheros 3011"
    - LP: #720949

  [ Herton Ronaldo Krzesinski ]

  * SAUCE: (drop after 2.6.39) v4l: make sure drivers supply a zeroed
    struct v4l2_subdev
    - LP: #745213

  [ John Johansen ]

  * AppArmor: Fix masking of capabilities in complain mode
    - LP: #748656

  [ Leann Ogasawara ]

  * [Config] Disable CONFIG_RTS_PSTOR for armel, powerpc

  [ Manoj Iyer ]

  * SAUCE: (drop after 2.6.38) add support for Lenovo tablet ID (0xE6)
    - LP: #746652

  [ Steve Langasek ]

  * [Config] Make linux-libc-dev coinstallable under multiarch
    - LP: #750585

  [ Tim Gardner ]

  * [Config] CONFIG_RTS_PSTOR=m
    - LP: #698006

  [ Upstream Kernel Changes ]

  * Revert "tcp: disallow bind() to reuse addr/port"
    - LP: #731878
  * ALSA: HDA: Add dock mic quirk for Lenovo Thinkpad X220
    - LP: #746259
  * ALSA: HDA: New AD1984A model for Dell Precision R5500
    - LP: #741516
  * Input: sparse-keymap - report scancodes with key events
  * Input: sparse-keymap - report KEY_UNKNOWN for unknown scan codes
  * KVM: SVM: Load %gs earlier if CONFIG_X86_32_LAZY_GS=n
    - LP: #729085
  * watchdog: sp5100_tco.c: Check if firmware has set correct value in
    tcobase.
    - LP: #740011
  * staging: add rts_pstor for Realtek PCIE cardreader
    - LP: #698006
  * staging: fix rts_pstor build errors
    - LP: #698006
  * Staging: rts_pstor: fixed some brace code styling issues
    - LP: #698006
  * staging: rts_pstor: potential NULL dereference
    - LP: #698006
  * Staging: rts_pstor: fix read past end of buffer
    - LP: #698006
  * staging: rts_pstor: delete a function
    - LP: #698006
  * staging: rts_pstor: fix sparse warning
    - LP: #698006
  * staging: rts_pstor: fix a bug that a greenhouse sd card can't be
    recognized
    - LP: #698006
  * staging: rts_pstor: optimize kmalloc to kzalloc
    - LP: #698006
  * staging: rts_pstor: MSXC card power class
    - LP: #698006
  * staging: rts_pstor: modify initial card clock
    - LP: #698006
  * staging: rts_pstor: set lun_mode in a different place
    - LP: #698006
  * x86, hibernate: Initialize mmu_cr4_features during boot
    - LP: #752870
 -- Leann Ogasawara <email address hidden> Fri, 08 Apr 2011 09:24:59 -0700

Changed in linux (Ubuntu Natty):
status: Fix Committed → Fix Released
Tim Gardner (timg-tpi)
Changed in linux-ti-omap4 (Ubuntu Natty):
status: New → Fix Committed
Changed in linux-ti-omap4 (Ubuntu Oneiric):
status: New → Fix Released
Jeremy Foshee (jeremyfoshee)
Changed in linux (Ubuntu Oneiric):
importance: Undecided → Medium
Changed in linux (Ubuntu Natty):
importance: Undecided → Medium
Revision history for this message
Julian Wiedmann (jwiedmann) wrote :

Fixed with http://kernel.ubuntu.com/git?p=ubuntu/ubuntu-oneiric.git;a=commit;h=80845a33165278f3236812009e9c568ba8c29938 , closing the Oneiric task.

Changed in linux (Ubuntu Oneiric):
status: Fix Committed → Fix Released
kramer cranerly (mark-connolly)
Changed in linux-ti-omap4 (Ubuntu Natty):
status: Fix Committed → Fix Released
Paolo Pisati (p-pisati)
Changed in linux-ti-omap4 (Ubuntu):
status: Fix Committed → Fix Released
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