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

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How to upgrade the kernel correctly?

Running uname -r in a terminal gives an output saying 3.13.0-37-generic, but I am trying to upgrade the kernel to 3.16, and indeed I have ran sudo aptitude safe-upgrade which installed ...
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80 views

Issues building driver for my x120e on Ubuntu

After downloading the Realtek Linux mac80211 based driver: from Realtek Driver Downloads, I'm encountering the following error; after changing to the "appropriate" directory and executing sudo make: ...
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767 views

Error: Unable to build the NVIDIA kernel module (3.16.0-23-generic and NVIDIA-Linux-x86_64-331.49.run)

I tried to install the Nvidia driver NVIDIA-Linux-x86_64-331.49.run following kind advice from JohnnyEnglish, but I have not been successful. I appreciate your suggestions :) lsb_release -sr # ...
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452 views

Autoremove kernel: Headers are missing

While autoremoving an old kernel, I get: Removing linux-headers-3.13.0-45-generic (3.13.0-45.74) ... Removing linux-headers-3.13.0-45 (3.13.0-45.74) ... Removing linux-headers-3.16.0-30-generic ...
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3k views

D-Link DWA-171 Driver installation problem

Hello so i downloaded official D-Link DWA-171 drivers http://www.dlink.com/xk/sq/support/product/dwa-171-wireless-ac-dual-band-usb-adapter, But when i try to install them in terminal using ...
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26 views

Why is my kernel not upgraded to the latest version? [duplicate]

My server runs Ubuntu 12.04.5 LTS. I try to keep it up to date as possible by doing sudo apt-get update && sudo apt-get upgrade regularly. So far I was assuming that this would update the ...
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1answer
2k views

Reinstalling the 14.10 standard kernel

I tampered a bit with the 3.18 kernel and would like to go back to the standard out of the box kernel of 14.10. How can I do this in a proper way? I executed already sudo apt-get install ...
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1answer
1k views

Issue with linux-image-3.13.0-44-generic & linux-image-extra-3.13.0-44-generic [duplicate]

I've been using Ubuntu Server for a few months now. I'm getting the below OUTPUT after running sudo apt-get -f upgrade: Reading package lists... Done Building dependency tree Reading state ...
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2answers
375 views

I think I accidentally removed the current linux kernel when trying to free up space in /boot

Sorry for being a bit long-winded, but I am not sure what has happened so I'll try to state what has happened as completely as possible. I am currently logged in to the system and it's running. It is ...
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1answer
2k views

How to reinstall kernels after accidental deletion with a separate boot partition and an encrypted LVM volume?

My installation is a Ubuntu 12.04 64 bits (Classic "legacy" MBR - No EFI/UEFI here) with two partition : A separate boot partition An encrypted LUKS volume that contains the system Logical Volumes ...
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1answer
3k views

How to unload a kernel module which is in use?

I'm following this tutorial to get my card reader working: http://ubuntuforums.org/showthread.php?t=636867 However I'm unable unload my sdhci module: sudo modprobe -rv sdhci mmc_core mmc_block ...
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1answer
805 views

kernel panic occured after installing wifi driver

I have exactly this problem. I retype some of it in case link goes offline. I have notebook lenovo E540. I think I'm using 14.04.1 LTS (didn't check) and kernel 3.13.0-35. My wifi stoped working after ...
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1answer
75 views

What kernels & packages do I un-install?

Okay, my wife's computer is apparently running out of space on /boot and from what I can tell in similar questions, it's related to unused kernels (which makes no sense, considering it's a fresh ...
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2answers
1k views

Followup question: How to get fix for trackpad bug from 3.15 kernel?

This is a followup question to Touchpad not recognized on new Ultrabook In that question, asker had trouble with the trackpad not working on Samsung ATIV Book 9 2014 Edition (NP930X5J/NP940X5J) with ...
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1answer
362 views

Which Ubuntu (git) linux kernel tree matches my installed kernel?

Answering a recent question, and before that, trying to see if a patch which is fundamental for my machine had been included in a kernel release, I have found the following problem: How can I match ...
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21 views

Only background is visible after kernel update [duplicate]

After I updated to the newest kernel, at least that's what I think it was, it said ubuntu base as the description, I rebooted like it asked and when I typed in the password, my background stayed, but ...
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1answer
1k views

can i install and run an older kernel (3.10) within a latest ubuntu release (14.04)?

I would like to install 3.10.34 (http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.10.34-saucy/linux-image-3.10.34-031034-generic_3.10.34-031034.201403240135_amd64.deb ) in my current ubuntu 14.04 ...
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1answer
684 views

Can't install Ubuntu 13.10; freezing on configuring bcmwl-kernel-source

For three hours, I have been trying to install Ubuntu 13.10 on my Gateway MX6445 laptop, but every time, installation stops in the last step.
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1answer
1k views

Can I disable the internal speakers while keeping the audio jack enabled?

I have Ubuntu 13.10 installed on my MacBook Pro 4,1 and it is working great. The only problem is that my broken speakers let out static all the time. I somehow broke the speakers while I was repasting ...
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2answers
366 views

Empty build directory in custom compiled kernel

I have a script (found here on github) that custom compiles the 3.8 linux kernel (with Xenomai for real-time). The kernel compiles/installs/runs however when I try to install my graphics driver (fglrx ...
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1answer
2k views

dpkg opporations fail: Failed to run depmod, error processing linux-image-generic

My Laptop had lost power a couple of times recently, and now, whenever I try to do a package operation I am getting the following error code. I tried searching for a solution on the forums, but these ...
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1answer
5k views

How to install virtualbox (Ubuntu Trusty Tahr ) [closed]

I've trying to install virtual box from official ppa (this guide https://www.virtualbox.org/wiki/Linux_Downloads) but then i trying to install sudo apt-get install virtualbox-4.3 Reading package ...
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1answer
806 views

Upgrade Kernel to 3.8.0-35-generic fails to boot. Missing initrd.img-3.8.0-29-generic

When upgrading to the new kernel 3.8.0-35-generic (12.04 LTS) it doesn't create the initrd.img file and won't boot. I get a Kernel Panic because it's missing the img I tried running sudo ...
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2answers
388 views

Installing Software in recovery mode

For some reason I can only successfully boot into recovery mode. I want to install drivers software updates, etc. My question is. If I install these software in recovery mode will they be applies like ...
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1answer
62 views

Ubuntu - does not allow to write in disk, in the middle of work, after restart it does the same unless its rebooted and used F

Everyday my laptop in the middle of work, stop to save any files to the disk, and then nothing works When i do reboot, it stays in the boot screen with following screen shot, unless i physically ...
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1answer
9k views

Error: Driver 'pcspkr' is already registered, aborting

I had trouble opening the Software Centre in 12.04. I tried the troubleshooting given here. After carrying out the instructions, I rebooted my computer only to find that I can't reach the login ...
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1answer
2k views

More than 8 outputs detected?

Ever time I log into my Ubuntu Server 13.04 (3.9.9 generic kernel), I see [ 2.050256] i915 0000:00:02.0: More than 8 outputs detected beside the Login: prompt. Has anyone seen this before? ...
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1answer
125 views

Patching kernel for graphics tablet, not sure if it'll work

I just got a new graphics tablet that seems to be supported in kernel 3.11, found this: https://patchwork.kernel.org/patch/2624521/ I downloaded the new kernel deb packages from here ...
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3answers
757 views

No wireless in kernel 3.9.0

I get wireless when booting the older version, 3.8.0, but no sound, so I'm choosing to fix wireless on 3.9.0 as it seems easier. I am on Ubuntu 13.04. Here's my wireless adapter: lspci -vvnn | grep ...
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1answer
57 views

What to do if I upgarde to the latest version and the only available kernel does not work?

So I have a 2005 one-core Acer, was great at the time but old now. Ubuntu has kept this thing moving forward working very well, however the latest two versions have been heavy on it. Most importantly ...
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2answers
1k views

no wireless networks detected since latest kernel upgrades

Unable to detect wireless network since kernel 3.2.0-41. Problem began immediately following kernel upgrade lspci -nn |grep 0280 03:00.0 Network controller [0280]: Broadcom Corporation BCM43227 ...
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2answers
738 views

How to decide on the right Nvidia driver based on the Linux Kernel version?

After trying to install the Nvidia drivers and got them working and then got them broken, I would like to check one important thing: One of the main problems I run into was "Kernel version and Nvidia ...
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1answer
89 views

How to get kernel versions to match in a server and clients?

Ubuntu has released 12.04.2 LTS, which has a newer kernel than the one that comes with 12.04.1 LTS. I prefer to keep server and clients with the same kernel version. Can this be done?
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1answer
198 views

12.10 shutdown not working

I hope i don't sound like a noob, but my shutdown isn't working. I'm running Ubuntu 12.10 and whenever I shut down and pressESC to see what's happening, it isn't doing anything. When I return to look ...
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1answer
919 views

Broken links inside Linux header file folder

I installed the Linux header file for my kernel using command: sudo apt-get install linux-headers-`uname -r` In the folder /usr/src/linux-headers-2.6.32-21-generic all the files have broken ...
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2answers
2k views

ati catalyst 13.1 driver on 12.04 LTS w/ 3.5.0-25 kernel

I followed this HotTo and changed the package to the newest one AMD offers. It all loaded correctly, but in the end the driver wouldn't run. I see others have success, but as I looked through the ...
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1answer
900 views

Problems with linux-headers and apt-get -f install

It has been a long time since I've asked for help, but I'm in dire need now. Some time ago, I set up a friend's computer with 10.04. He's still running it but somewhere along the way, he started ...
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2answers
3k views

My laptop only boots with the acpi=off parameter. How can I fix this?

I managed to install Ubuntu 12.10 with the option acpi=off, as it didn't work without. Now it boots only with this option. Is it possible to solve the problem for the need of this option? With this ...
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1answer
5k views

How do I stop /var/log/kern.log.1 from consuming all my disk space?

I have a 80 GB HDD without any partitions. One day I realised that I have lost most of my free disk space. I discovered that /var/log/kern.log.1 takes up 25 GB of space and there is no delete option ...
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0answers
49 views

How do I compile kernel modules? [duplicate]

Possible Duplicate: How do I install development tools for 12.10? I need to compile kernel modules under Ubuntu version 12.10 What is the build command please? (I am new to Linux and ...
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2answers
1k views

“Could not load /lib/modules/3.5.0-4-generic/modules.dep: No such file or directory” when running update-initramfs

I have a standard Ubuntu 12.04 (32bit PAE) installed. At one time I used xorg-edgers PPA (I wanted to see how far nouveau has gotten) which also provided a linux kernel 3.5.0.4. Since edge xorg made ...
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4answers
8k views

Error '' could not update ICEauthority file'' and '' problem in configuration server''

When I start my laptop and try to login, I'm facing these messages: Could not find ICEauthority and Problem with configuration server /use/lib/libgconf2-4/gconf-santy-check-2 exited with status ...
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1answer
2k views

after update the kernel ubuntu 12.04 wont boot

After I got the Update manger ask me to update the kernel and after restar the only thing I got is a message with: file can't be found... and now the only way to boot is to chose the previews Linux ...
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2answers
2k views

Problem PXE booting

In relation to dist-upgrade of diskless ubuntu. I have upgraded my diskless image to 12.04. I've updated the the default file in my tftpboot server, but whenever i boot the server, it comes with the ...
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1answer
1k views

How to add a custom driver to my kernel?

I want to add a custom driver to my kernel source. But I have no idea how to do this. Any help will be appreciated. Thanks.
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1answer
556 views

How do I make Ubuntu go past the splash screen?

I recently upgraded my desktop mac to Precise and now can't get past the Ubuntu 12.04 splash page. The splash freezes with Ubuntu and the dots turning from white to orange forever. This is when I ...
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2answers
826 views

/boot driver filling up due to kernels on 11.10 and unable to update [duplicate]

Possible Duplicate: Is there a way to remove/hide old kernel versions? Any clean solutions for cleaning up the /boot mount? It seems to fill with kernels but I'd like to make sure the ...
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1answer
851 views

I installed latest kernel version on Kubuntu but it doesn't appear on grub list

I installed the latest kernel version (3.0.0-15) through the Muon package manager of Kubuntu 11.10 but when I reboot the system it doesn't appear on grub list so I can use only the 3.0.0-12 kernel ...
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0answers
314 views

Error compiling kernel in iw_ndis.c [duplicate]

Possible Duplicate: Kernel compile error with iw_ndis.c I just wanted to compile a kernel (as described here), but I got this error: ubuntu/ndiswrapper/iw_ndis.c:1966: error: unknown field ...
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1answer
71 views

Ubuntu stopped booting

Ubuntu 15.04 has been installed. An update published May 21th was processed, which contains a new kernel. It stopped to boot with a message "Starting version 219." I have a Ubuntu bootable usb. ...