for questions concerning Ubuntu's kernel, including compiling and questions relating to modules

learn more… | top users | synonyms (4)

5
votes
1answer
6k views

How do I target a specific driver for libata kernel parameter modding?

I'm running a 22-disk setup, 19 of those in a ZFS array, 15 of those backed by three port multipliers attached to SATA controllers driven by the sata_sil24 module. When running full speed (SATA2, 3 ...
0
votes
3answers
2k views

Updating nVidia Driver to 295.53 in 12.04

I custom build Linux kernels. I enjoy tinkering with the settings to try and slim down the build as much as possible. But here is the problem: The version of the nVidia drivers in oneric is too low ...
3
votes
3answers
17k views

VMWare Kernel Modules will not compile or update on Ubuntu 12.04

Kernel Module Update was required when opening VMWare client (vmplayer) then following error occurs. Any idea would be appreciated. Unable to start services. See log file /tmp/vmware-root/setup-NNN....
1
vote
1answer
1k views

How to solve Bumblebee/Nvidia Optimus issues with kernel 3.4 (works perfectly under 3.2)

I installed Ubuntu and could setup to utilize my Intel HD 3000/Geforce GT 540M hybrid graphics perfectly with the method described here: How well do laptops with Nvidia Optimus work? Everything works ...
2
votes
1answer
513 views

How to delete old kernels without package management?

Is it a good idea to remove the vmlinuz, system.map, initrd.img, config and abi files from old kernels in /boot manually? They're not listed in dpkg, because I installed Precise Pangolin without ...
2
votes
1answer
116 views

Kernel name has changed?

I am just looking through a log of system activity in messages. The name of the kernel has changed shortly after the installation: Oct 10 09:10:12 keira rsyslogd: [origin software="rsyslogd" ...
0
votes
1answer
461 views

no kernel found at system startup

I'd installed ubuntu10.10 in windows7. It was working well but now a days when I choose ubuntu at the start-up of the system it does not found any kernel. Is there any way how to fix that?
15
votes
2answers
16k views

Why won't strace/gdb attach to a process even though I'm root?

I logged in as root but strace gives me this: root@kyznecov-System:/home/kyznecov# ps -e | grep 111 3807 pts/2 00:00:00 111 3810 pts/2 00:00:00 111 root@kyznecov-System:/home/kyznecov# strace ...
0
votes
0answers
27 views

which kernel: I am using 12.04 Ubuntu media version [duplicate]

Possible Duplicate: How can I determine the version of the running kernel? how can I find out what kernel is in my machine. I am using 12.04 Ubuntu media version
95
votes
3answers
78k views

Can't upgrade due to low disk space on /boot

I try to do do-release-upgrade but then I get: Not enough free disk space The upgrade has aborted. The upgrade needs a total of 25.7 M free space on disk '/boot'. Please free at least an ...
0
votes
3answers
2k views

64bit Failed to execute init when booting from PAE kernel, 32bit works fine

Installed 64bit from livecd. Works perfectly as installed with generic kernel. Installed PAE kernel via apt-get and upon reboot get: Failed to execute /init Kernel panic - not synching. No init found....
0
votes
1answer
2k views

Kernel Panic while booting Ubuntu 12.04 in Live USB

I get a kernel panic while booting Ubuntu 12.04 as a Live USB on two different computers. One computer is custom made with Intel Processor Pentium Dual 1.8GHz with EM64T and an NVIDIA GPU card. The ...
0
votes
3answers
2k views

Modinfo, /etc/modules and lsmod: incoherent output?

I have "rtc" in /etc/modules but $ modinfo rtc outputs: ERROR: modinfo: could not find module rtc and lsmod doesn't show rtc
3
votes
1answer
857 views

How to use alternate config file when compiling the Kernel?

I am using Ubuntu 12.04 as host, and I plan to compile a new kernel. I downloaded the Linux-Libre kernel. When compiling the kernel, I would like to "Load alternate configuration". I have an ...
37
votes
3answers
43k views

Can I install Linux kernel in Ubuntu appart of the default one?

Can we install the latest kernel 3.4 in Kubuntu or Ubuntu 12.04 LTS? If not then please clarify the reason.
0
votes
1answer
378 views

How do i install Broadcom wireless driver after compile a custom kernel?

i have compiled a custom kernel(ck-patchs,ubuntu-patchs) for my netbook, everything workis good, but not wireless, i can't install "Wireless Broadcom STA driver" i got this message : Desculpe, a ...
1
vote
0answers
104 views

Xubuntu kernel upgrade to 3.4 [duplicate]

Possible Duplicate: How to install Linux 3.4? I see that the 3.4 stable kernel was released a couple days ago. I'm looking for some onformation on how to upgrade from my 3.2.0-24-generic on my ...
0
votes
1answer
238 views

where/how to find the last linux-image patched with apparmor (Kernel needs AppArmor 2.4 compatibility patch.)

where/how to find the last linux-image patched with apparmor (Kernel needs AppArmor 2.4 compatibility patch.) without patvhing myself the kernel? thanks answer: https://launchpad.net/ubuntu/precise/...
0
votes
1answer
156 views

Choosing a Kernel type for arithmetic calculations

From this wiki page https://help.ubuntu.com/community/UbuntuStudio/RealTimeKernel i see many type of linux kernel available for the ubuntu distro. I use a lot of computation programs which use many ...
3
votes
4answers
12k views

mount.cifs stopped working after last kernel upgrade

Yesterday (05/21) I upgraded my Ubuntu 12.04 kernel: uname -a: Linux vi 3.2.0-24-generic #37-Ubuntu SMP Wed Apr 25 08:43:22 UTC 2012 x86_64 x86_64 x86_64 GNU/Linux After the reboot all my mounts ...
1
vote
2answers
7k views

Nvidia Drivers and Kernel Update Problems (nomodeset)

I have the problem that I installed (Ubuntu 12.05) the Nvidia CUDA drivers 285.05.33 and everything worked fine but after an update of the kernel via the update manager to uname -v **Linux zfmgpu ...
0
votes
1answer
3k views

Kernel Panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0) after restart [duplicate]

I'm so new to Linux and suddenly found the error message appear on a running server after reboot from console. Kernel Panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0) here's ...
1
vote
1answer
573 views

Screen dim buttons not working on Toshiba Satellite

Since I have upgraded from the last 11.10 to 12.04 the screen dim buttons ceased to function. As I see this is due to the replacement of the 3.0 kernel with the 3.2 starting the system with the 3.0.19 ...
2
votes
3answers
21k views

linux headers not found

I upgraded to ubuntu 12.04 and the x server is not running anymore. It turned out to be the nvidia driver, so I installed nvidia-current. Doing this I got an error message telling me that linux ...
12
votes
3answers
22k views

How to install newer versions of the Linux kernel?

A new version of the Linux kernel, 3.4, has been released today. How do I install it?
0
votes
1answer
876 views

Netconsole error, eth0 doesn't support polling

I am configuring netconsole on ubuntu 11.10, but when i tried to load the module using modprobe, i got the following error: netconsole: etho doesn't support polling, aborting netconsole: cleaning up ...
35
votes
2answers
35k views

How do I disable the blank console “screensaver” on Ubuntu Server?

How to disable blank screensaver on Ubuntu Server? There's no desktop or X, only console (command-line interface).
1
vote
1answer
1k views

HP compaq nx5000 laptop freezes with 12.04, which kernel parameter could fix it?

I recovered an old laptop (HP compaq nx5000). It worked with Ubuntu Server 8.04 very good a lot years ago. I'm trying install Ubuntu Desktop 12.04 & 10.04, but the laptop freezes on the first 15 ...
3
votes
3answers
12k views

Cannot load vboxdrv module in 12.04 and 3.2.0-23-realtime

I'm trying to start virtualbox without success, please give some advice on how to fix it: The GUI opens up successfully and I can add existing images but when I try to start a virtual machine, I get ...
5
votes
4answers
3k views

How do I delete kernels from a server?

I need to delete older kernels from a server to make room for updating to a new one. I can't really use GUI-based methods like synaptic, and apt-get remove --purge didn't work. What to do?
3
votes
2answers
21k views

Stuck at Busybox v1.18.4 (ubuntu 1:1.18.4-2ubuntu2) built-in shell (ash) Enter help for a list of commands

I've installed win 7 and ubuntu 11.04. I was trying to upgrade my machine to 11.10. It was all good, it installed all the upgrades and asked me to restart. After restarting I got the login screen ...
3
votes
1answer
2k views

Ubuntu 12.04 upgrade, on going to previous version of Linux, ubuntu doesn't boot

I upgraded my ubuntu 11.10 to 12.04. It had kernel version 3.2.0-24 and I went to the "Previous Linux Version" where I selected kernel version 2.6.38-11 option in the operating system options. After ...
1
vote
2answers
6k views

How to upgrade the Linux mainline 3.3.6 kernel?

I want to install the latest stable Linux Kernel 3.3.6. Can someone please help me with a step by step guide? Thanks in advance BTW I'm on a 64bit system and I have downloaded the following ...
1
vote
1answer
183 views

multiple module loads from /etc/modules without device disconnect

I am flashing a device which enumerates with different product Ids during the flash process. When connected usbserial is correctly added based on my entry in /etc/modules. Once I flash the device, the ...
2
votes
1answer
3k views

How to delete new kernel & to go back in old one?

OS: Ubuntu 12.04 Kernel: 3.3.5-030305-generic-pae Device: Dell Inspiron 1464. Recently I am having a problem that is: I use a wimax device whose chipset is Beecem BCSM250 wimax. It is ZTE AX226 wimax ...
0
votes
1answer
500 views

Why do I get a kernel panic when rebooting after installing via Wubi?

I installed Ubuntu from Windows. When it tried to reboot, the computer started with the following text on the screen: init[1]: segfault at .... kernel panic - not syncing. Attempted to kill init! ... ...
1
vote
3answers
5k views

after upgrade from 10.04 to 12.04 cannot boot with linux 3.2.0-24-generic-pae

After upgrade from 10.04 to 12.04, I cannot boot with linux 3.2.0-24-generic-pae: process gets frozen in a xubuntu initialization screen (I had qimo installed). If I try the recovery mode (with the ...
1
vote
2answers
5k views

How do I prevent the lp module from loading on boot?

I use some software under a VMWare VM that needs to access the parallel port. If the lp kernel module is loaded, VMWare's Player can't access the port. I need to unload the module every time I want to ...
4
votes
2answers
4k views

Overheating using a i7 Intel processor while using Ubuntu

I use a Intel i7 Dell-laptop. I installed Ubuntu 12.04(64bit) from scratch. I realized the CPU temperature increased immediately(it's not difficult to detect temperature with this computer only by ...
3
votes
0answers
922 views

Ubuntu 12.04 LiveCD fails to boot on a Dell XPS 17 (L702X) [closed]

I'm currently running Ubuntu 11.10, upgraded from version 11.04. I'd like to "refresh" my system by reinstalling with Ubuntu 12.04. Unfortunately, I get a kernel panic when trying to boot the LiveCD ...
0
votes
5answers
11k views

Black screen when booting guest OS in virtualbox after 12.04 upgrade

I'm using an Ubuntu host to run a Windows 7 guest OS in virtualbox. Until I upgraded to 12.04, virtualbox started and booted the guest OS normally and everything was good. After I upgraded to 12.04, ...
-1
votes
1answer
6k views

Help: Ubuntu installation not working… Kernel Panic [closed]

I just tried to download and install Ubuntu on my HP Pavilion desktop, I installed it on a separate 72gb partition on my hard drive with the hopes of running it alongside windows xp professional. I ...
2
votes
2answers
6k views

Can I Force Kubuntu Installer To Use Nvidia Driver, Not Nouveau?

Is there an alternate install routine for Kubuntu 12.04 that would force the installer to use the Nvidia driver rather than Nouveau? I ask because I've installed KDE-Full on Ubuntu 12.04 and like it. ...
2
votes
1answer
2k views

Sound doesnt work in newest kernel, but works in 2.6.33 kernel?

When I install the 10.04 LTS Lucid Lynx kernel on my Ubuntu 12.04 LTS system, sound works fine. But if I use newest kernel of 12.04, it shows my audio hardware but plays no sound. I don't want use ...
1
vote
1answer
4k views

Linux kernel 3.3.4 Under Ubuntu 12.04

I just installed kernel 3.3.4 using the instructions from: http://www.upubuntu.com/2012/05/how-to-install-linux-kernel-334-under.html Anyway, now when I try to log into this version I just get a ...
1
vote
1answer
1k views

intel atom getting too hot

I own an Asus 1215N which is getting very hot Intel Atom 525D dual core ION 2 (geforce 220 + GMA 3150) 4 GB RAM Ubuntu 12.04 it hits 86 C at idle. Some times (at load or turned on > 1 hour) it shuts ...
0
votes
2answers
963 views

Screen goes blank/corrupted/garbled when pressed brightness buttons on dell inspiron 14r in 13.04

When i press brightness key little faster the screen turns black(when graphic driver is not installed) or corrupted(when ati driver is used) and i have to forcefully restart again.This happens even ...
4
votes
3answers
48k views

12.04 won't boot from Live CD or USB

My laptop (the only PC left in my home to install Ubuntu 12.04 now that it's out) is not booting from Live CD or USB. I get past the screen with the little person in the circle. but right after that, ...
0
votes
1answer
1k views

Hang When Loading off USB, at command sysenter_do_call+0x12/0x28

I am trying to boot Ubuntu 12.04 from the live USB. It runs properly until the kernel gives an error while booting: [ 32.072015] [left arrow c15af11f right Arrow] sysenter_do_call+0x12/0x28 I also ...
1
vote
1answer
2k views

I get two kernel updates, one for Generic and one for Generic-PAE

I am using Ubuntu 11.10 32 bit on notebook core 2 duo, 4GiB RAM. In order Ubuntu to detect and use more than 3GiB RAM, I apt-get PAE Kernel. The problem comes when there were two update of kernel, ...