ftrace faulted on writing [<ffffffffa000014c>] video_output_register+0x1c/0x12c [output]
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
linux (Ubuntu) |
New
|
Undecided
|
Unassigned |
Bug Description
rebooted after applying today's natty updates, I now see a kernel trace on ftrace on boot. Did not see it on previous (-8) kernel. Repeatable.
ProblemType: Bug
DistroRelease: Ubuntu 11.04
Package: linux-image-
Regression: No
Reproducible: No
ProcVersionSign
Uname: Linux 2.6.37-9-generic x86_64
NonfreeKernelMo
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.23.
Architecture: amd64
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/
CRDA: Error: [Errno 2] No such file or directory
Card0.Amixer.info:
Card hw:0 'Intel'/'HDA Intel at 0xe9660000 irq 43'
Mixer name : 'IDT 92HD81B1C5'
Components : 'HDA:111d76d5,
Controls : 15
Simple ctrls : 10
Card1.Amixer.info:
Card hw:1 'NVidia'/'HDA NVidia at 0xe3080000 irq 17'
Mixer name : 'Nvidia GPU 0b HDMI/DP'
Components : 'HDA:10de000b,
Controls : 16
Simple ctrls : 4
Date: Wed Dec 15 08:35:37 2010
EcryptfsInUse: Yes
Frequency: This has only happened once.
HibernationDevice: RESUME=
InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Release amd64 (20101007)
MachineType: Dell Inc. Latitude E6410
ProcKernelCmdLine: BOOT_IMAGE=
RelatedPackageV
SourcePackage: linux
StagingDrivers: brcm80211
Title: [STAGING]
dmi.bios.date: 07/08/2010
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A04
dmi.board.name: 0K42JR
dmi.board.vendor: Dell Inc.
dmi.board.version: A01
dmi.chassis.type: 9
dmi.chassis.vendor: Dell Inc.
dmi.modalias: dmi:bvnDellInc.
dmi.product.name: Latitude E6410
dmi.product.
dmi.sys.vendor: Dell Inc.
Please note there is *another* kernel trace, later on the boot process, on vboxdrv. I will open another bug for this.