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

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44 views

I have seen these in when trying to build a cross compiler what does these mean

../gcc-x.y.z/configure --target=$TARGET --prefix="$PREFIX" --disable-nls --enable-languages=c,c++ --without-headers export PREFIX="$HOME/opt/cross" export TARGET=i586-elf export ...
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0answers
101 views

Ralink RT3290 kernal panic after installing drivers

I have recently bought a HP m6 sleekbook and made it dual boot (windows 8 and ubuntu 12.04) But my wireless card won't work! Its a ralink RT3290. I've read countless posts about this and followed the ...
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0answers
139 views

Installing GCC Cross-Compiler for i586-elf

I was following a tutorial http://wiki.osdev.org/Main_Page to build an OS. I needed to install a cross compiler for i586-elf (Executable and Linkable Format). How to install it on ubuntu 12.04 ?
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0answers
338 views

lshw and lspci cannot find ethernet device

I have an ASUS H87M-PLUS motherboard. This board comes (according to manual) with a Realtek 8111G ethernet device. In the BIOS, the ethernet device is enabled. Yet, linux does not find a single ...
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1answer
663 views

After upgrading to 13.10 kernel panic - not syncing

Until today I used 12.04. This afternoon I ugraded to 12.10 then 13.04 and finally to 13.10 . Everything seemed normal during the updates. Afterwards on 13.10 I kept getting an error message related ...
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0answers
154 views

How to compile ralink drivers on newer kernels?

The "official" rt2800 module in the kernel causes low signal, always reconnect, or broke the connection.(crap) Ages ago I compiled some ralink drivers for Linux, theese had rt2860 modules, and my wlan ...
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2answers
2k views

Installing ndiswrapper-dkms on ubuntu 12.04

Every time I try to install ndiswrapper-dkms, I get a crash report saying, Title: "ndiswrapper-dkms 1.57-1ubuntu1: ndiswrapper kernel module failed to build" DKMSBuildLog: "DKMS make.log for ...
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1answer
651 views

sending message to printk buffer from user space — not working

Actually i want my driver messages to reach my terminal for debugging purpose. So i just try to check by following below link. I refred following link :-- http://elinux.org/Debugging_by_printing I ...
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0answers
209 views

i915 kernel bugs after compile kernel sources [closed]

I have sony vaio with old-school hybrid graphics. On Xubuntu 13.10 with kernel 3.11.0-13-generic, I wanted to compile my own kernel from sources. I've used /boot/config-xxx and sources from apt-get ...
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1answer
165 views

Kernel headers after upgrading kernels from 3.5.7 to 3.9.0

I upgraded my kernel on Ubuntu 12.04 in order to gain access to the include/uapi/ headers. The full kernel version that I upgraded to is 3.9.0-030900-generic, following this tutorial. ...
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1answer
75 views

How can i know whether the LUKS is using passphrase or key file for authentication purpose?

Lets an example, i have a Linux partition /dev/sda6 and already encryption been enabled with DM-crypt (cryptsetup) tool. As i know dm-crypt can have two way of authentication like with key file or ...
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2answers
42 views

Differences between the hardware driver and the kernel driver?

I am pretty new to Linux. I always see two terms hardware driver and kernel driver. So what are the differences between the hardware driver and the kernel driver?
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0answers
52 views

Inserting module format in 12.04 LTS

emphasized textI know that "insert module format" because kernel version mismatch module version. so following root@msis:/lib/modules/3.8.0-29-generic/updates/net/wireless# modinfo cfg80211.ko ...
5
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1answer
36 views

Kernel.org kernel config options different from Ubuntu ones

After compiling Ubuntu kernels for a few days (quite a fun experience, I must say), I decided to finally plunge into some vanilla kernel goodness. So far, so good. Downloaded the most recent ...
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2answers
3k views

Safe to install Linux Kernel 3.12?

Linux Kernel 3.12 is released but It's not available on Ubuntu's Software Updater. I can install it by this, but is it safe to install? I mean will it stable as 3.11? My current system is Ubuntu 13.10 ...
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2answers
4k views

“Kernel requires x86-64 CPU, but only detects i686” in an Intel Intel Core i7-2600k?

I have a VM installed in my windows 7 PC, and I want to install an Ubuntu 13.04 on it, as a new virtual disk. I have this machine: Intel Core i7-2600k CPU @ 3.40Ghz - 8 GB RAM - 64 bit operating ...
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0answers
210 views

Apple aluminium keyboard hub is supplied to little power

I have an Apple aluminium keyboard with an integrated hub. On Mac OS X, I'm able to connect both my mouse and a USB pen drive while on Linux, the power limit is exceeded when connecting more than one ...
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2answers
1k views

How do I install the iwlwifi for Intel 3945 802.11g Wireless

I found an instruction on the Linux Laptop Wiki to download the ipw3945 module for Intel 3945 802.11g Wireless in a Dell Precision M65, but that page then defers to a newer, more elegant Sourceforge ...
0
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1answer
256 views

Program to repair grub?

I have had windows eight and Ubuntu 13.04 dual booting and working fine(using EasyBCD) I had created partition for Ubuntu of exactly 20GB. Some time later, after never using Ubuntu, I went into ...
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1answer
275 views

Where can I download Linux-signed-image kernels?

I like to test new kernels but as I'm using a notebook with UEFI I just only limited to regular updates. Is there any repository where I can download the package linux-image-signed-3.XX-X-generic? ...
0
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1answer
249 views

Accidentally uninstalled all kernels

I'm running the Ubuntu 12.04 LTS LAMP server. I got an error stating that my root directory was full after running an apt-get dist-upgrade, so following the instructions I found online, I uninstalled ...
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1answer
2k views

Virtual box guest addition breaks after kernel upgrade

I have an Ubuntu box installed over VirtualBox with Windows 7 as host. I installed guest additions in it and was working perfectly as expected. Suddenly, one day VirtualBox complained that guest ...
1
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1answer
123 views

How to upgrade or downgrade the Kernel in Ubuntu (to any stable or testing release)

When I report a bug I may be asked to "try out the latest upstream Kernel", how do I do that? I see a lot of version specific answers to this question here on ask ubuntu, what are the general ...
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0answers
49 views

How install RealTime kernel version 3.12? [duplicate]

I recently installed Ubuntu 12.04 and wow! is very good. I'm a music maker and tried with Audacity to record with my Microphone USB Condenser and the sound was very bad, like I don't know, was ...
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0answers
2k views

problem Kernel panic - not syncing: fatal exception in interrupt drm_kms_helper:

I'm having a problem with my Dell Inspiron 1564, I am getting this error: problem Kernel panic - not syncing: fatal exception in interrupt drm_kms_helper:: panic occurred, switching back to text ...
1
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1answer
58 views

How are events generated in linux?

I am very new to Linux. I was actually wondering how the application gets different system events. Eg : 1. A media player getting a button press notification 2. Battery charge low event I ...
0
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1answer
33 views

remove kernel not created using .deb file

i by mistake installed kernel in Ubuntu 11.04 using "make" command and didn't created proper ".deb" file. now i want to remove that image of kernel and since i didn't created using .deb file, i ...
0
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1answer
76 views

Kernel panic - possible due to IR reciever?

I use Ubuntu 13.10 (freshly installed as 13.04 and later upgraded) on my media center - a Asrock ION 3D. Usually when I boot the computer, I get the result below. After rebooting one or several times, ...
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0answers
94 views

t902: Additional buttons - how to use them?

I have a Fujitsu T902 and have several problems. I guess I'll split them up into different questions. I have installed 13.10 Ubuntu, uname -a tells me: 3.11.0-13-generic #20-Ubuntu SMP Wed Oct 23 ...
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2answers
1k views

USB 3.0 Asix AX88179 not working on Ubuntu 13.10

I upgraded from 13.04 to 13.10 and I had the AX88179 driver installed from the PPA. When I upgraded the USB 3.0 to Ethernet converter stopped working although it should be included in the kernel ...
3
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1answer
130 views

Windows Blue Screen Like Problem in Ubuntu 13.10 [closed]

Facing this weired problem in ubuntu 13.04. Even after upgrading to 13.10 the problem exists. Its appear like windows blue screen. Suddenly this screen appears. I had to push the Powerbutton for ...
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2answers
2k views

Kernel downgrade after update broke my system

I need to downgrade from 3.8.0-33 to version -29. After booting the latest kernel I'm greeted by a black screen. How do I keep this version permanently? Output of dpkg -l linux-image* ...
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0answers
18 views

implementing appropriate waiting mechanism for intterupt/signal handling

i need an executable running on my linux target machine, waiting for intterupts and telling about the source of interrupts. So leaving the details aside where i m stuck is the how to implement this ...
0
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1answer
216 views

No kernel modules were found installing xubuntu from unetbootin

I'm trying to reinstall xubuntu after a bad install. Few questions. In bios install menu what is difference between "default" and "install xubuntu"? Also, I tried following default install, and I get ...
0
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1answer
361 views

Update to kernel 3.12 seems to fail: uname reports old rc7

I currently run Xubuntu 13.10 with kernel 3.12 rc7. Today I tried updating to the latest 3.12 kernel (non-rc), but this seems to fail. When installing the image and headers I see the following error ...
0
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1answer
2k views

Is it recommended to install “LTS Hardware Enablement Stack” for Intel GMA-500 Issues?

I have Xubuntu-12.04 LTS on my Sony VAIO P with Intel GMA-500 graphics for more than a year. I have solved some issues using the fixes suggested in the Poulsbo-wiki but unfortunately some issues still ...
0
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1answer
18k views

“ this kernel required an X86-64 CPU, but only detected a i686 CPU” [duplicate]

I recently decided to use Virtualbox to run Ubuntu, but I get the message this kernel required an X86-64 CPU, but only detected a i686 CPU I've already enabled virtualization in BIOS, but that ...
1
vote
1answer
156 views

How to Auto rebuild my module to new Kernel?

New to linux, after doing this: http://ubuntuforums.org/showthread.php?t=2092934 I got my wifi up and running, ignorantly, i clicked to update my computer and it came with a new kernel, but it killed ...
0
votes
1answer
685 views

Installing Bumblebee - Kernel issues

I'm fairly new to Linux and I'm currently running Linux Mint 13 (based on Ubuntu 12.04). I'm trying to install Bumblebee with preferably the latest stable Nvidia 319 drivers on my Asus R505CB (this ...
1
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1answer
102 views

About removing old kernels

I am trying to remove my used kernels since my /boot is going low. Here I have a chicken and egg problem. First I try to remove the kernel with command: sudo apt-get autoremove linux-image-... and ...
1
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1answer
1k views

i got error when i am trying to install L2TP .. can any help me ..solve this issuse

root@t-Aspire-5742:/# sudo ipsec verify Checking your system to see if IPsec got installed and started correctly: Version check and ipsec on-path [OK] Linux Openswan ...
0
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1answer
1k views

12.04 `kernel panic not syncing IO-APIC + timer doesn't work`

I downloaded Ubuntu 12.04 LTS onto my pendrive using the program recommended. After rebooting the system it showed this error: [0.032000] kernel panic-not sycning: IO-APIC + timer doesn't work. try ...
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0answers
120 views

12.04, Kernel 3.2.0-55 & cryptsetup

I am running into a problem regarding the following setup: Partitions: /dev/sde1 cryptswap /dev/sde2 cryptroot |_ /dev/vg_root/lv_root / |_ /dev/vg_root/lv_usr /usr/local |_ ...
0
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1answer
44 views

How much memory needs the Kernel?

How much memory is needed so the kernel can be loaded in the memory?
0
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1answer
418 views

Trying to install Click Modular Router and need /usr/src/linux to install as kernel module

I'm trying to install Click Modular Router as a Linux Kernel Module. I ran the command sudo ./configure --enable-linuxmodule And I got the following error Can't find /usr/src/linux, so I can't ...
0
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1answer
43 views

Backup my data from broken ubuntu

During upgrade Ubuntu 11.10 I have lost power. I cant make recovery mode or grap and when try to boot from life CD I got this message : cannot mount /dev/loop0 (/cdrom/casper/filesystem) I only ...
1
vote
1answer
646 views

Do the AMD proprietary drivers even work in Ubuntu 13.10/Kernel 3.11?

I was looking at the system requirements for the latest beta proprietary driver on AMD's website and it said "Linux kernel 2.6 or above (up to 3.10)". However the unofficial AMD proprietary driver ...
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0answers
739 views

Kernel panic - not syncing: VFS: Unable to mount root (0,0) 13.04 to 13.10 [duplicate]

I just downloaded Ubuntu 13.10 last night and apparently when I rebooted it, it gave me this error "kernel panic-not syncing: vfs unable to mount root (0,0). I spent most of the day researching a fix ...
0
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2answers
350 views

Graphics problem after updating to Kernel 3.11 with Ubuntu 13.04 64bit

I am new to ubuntu.I have a 64 bit intel processor with ATI 6570 graphics card. Now Ubuntu 13.04 is working fine with stock kernel(3.8). But as I read somewhere that kernel 3.11 do support ATI ...
0
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1answer
46 views

What causes Ubuntu to become randomly laggy and not fix until I restart?

I can use the computer for 2 hours without a problem, then when I do any random memory hungry action (Youtube Video, starting many application simultaneously) the computer becomes very slow and stays ...