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

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166 views

Ubuntu 14.04.2 i386 boot hang after installation but fix by using live USB's initrd.lz

Linux newbie here, and would like some support from the community for a boot problem I am seeing. I recently put Ubuntu 14.04.2 (i386) on a AMD Kabini AM1 5350 CPU + Gigabyte AM1M-S2H mobo using live ...
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134 views

What might cause “version 'KERNEL_VERSION' has bad syntax: version number does not start with digit” during update-initramfs -u

When I run sudo update-initramfs -u I get the error output dpkg: warning: version 'KERNEL_VERSION' has bad syntax: version number does not start with digit update-initramfs: Generating ...
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50 views

Do all currently supported Ubuntu releases have the same version of Linux kernel?

Do currently supported Ubuntu release (such as 12.04, 14.04, 14.10, 15.04) have the same versions of Linux Kernel? Or older Ubuntu releases may not have as recent Linux kernel as newer Ubuntu ...
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56 views

Undetected Screen on my laptop since kenel 3.13.0-45

In Kubuntu 14.04 LTS, since kernel update 3.13.0-45, the laptop display remains black after boot. The system is running (I can fully access it via rsh) and the graphic card also (for external ...
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115 views

How to add driver to dkms?

I want wi-fi driver (bcmwl) automaticly included into kernel after each update. Now I need to reinstall package bcmwl after each kernel update. Without it driver isn't loaded. How to configure this ...
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129 views

Can't install/remove packages - update-initramfs with little space on /boot

When I try to remove any package, I get (Reading database ... 604878 files and directories currently installed.) Removing bootchart (0.90.2-8ubuntu2) ... [skipped] update-initramfs: Generating ...
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280 views

Ubuntu 14.04 taking a lot of time to start

I am using Dell Inspiron N5010 core i3 processor and 4gb RAM ! My laptop takes up a lot of time to start up! typing dmesg in terminal gave these results ! [50.214177] audit_printk_skb: 150 callbacks ...
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17 views

Which package did kernel modules move to between LTS 12.04 to LTS 14.04?

The kernel modules (/lib/modules/<kernel-version>/*/*.ko) files that used to be in linux-image- packages in LTS 12.04 are no longer there. This includes GPU DRM kernel drivers for video cards ...
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280 views

Right way to completely clean up old kernels in terminal

I have been going through various questions about how to clean up old Linux kernels. They all seem to have different answers and they are old, so someone is bound to say the question is too old and ...
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109 views

Problem with dpkg -p

I'm trying to have informations about kernels installed with dpkg -s but the return is weird (and in french), but not seems to work: $ dpkg -p linux-image-3.16.0-28-generic dpkg-query: le paquet « ...
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529 views

Ubuntu 14.10 touchscreen not recognized anymore on XPS 15 9530 Haswell

I've a Dell XPS 15 with Ubuntu 14.10 and I've just realized that my touchscreen does not work anymore. It's not even recognized: $ dmesg |grep -i touch [ 3.179897] psmouse serio1: synaptics: ...
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723 views

libkmod: Error ../libkmod/libkmod-config.c:686 kmod_config_parse: /etc/modprobe./blacklist-nouveau.conf line 5 ignoring bad line starting with 'alia'

libkmod: Error ../libkmod/libkmod-config.c:686 kmod_config_parse: /etc/modprobe./blacklist-nouveau.conf line 5 ignoring bad line starting with 'alia' I started getting this recently then today it ...
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32 views

How to build a separate kernel in the home directory

I'm a linux newbie. How does one build a separate kernel on the home directory other than the usual /usr/src/linux location. Is it possible to do so? Can someone elaborate the steps?
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32 views

Load_Cycle_Cont increase quick / green hdd dead

an old bug is still there: I use a normal hdd, and the Load_Cycle_Count increade very quick. Every few secounds go the hdd to the park position and is wake up again. One hdd i lost because this bug. ...
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145 views

How to generate linux-tools packages for customized kernel?

How to generate linux-tools and linux-cloud-tools packages for customized kernel by using Ubuntu build scripts? Tried to add do_tools=true which generates ...
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1answer
25 views

One time “firmware” upgrade script

I was wondering how you could make a script so that on first boot it changes files to a specific parameters? So it would be like if I just installed a fresh kernel. I want to run a script once and ...
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247 views

Kernel Panic - not syncing on Ubuntu 12.04

Yesterday I was updating my ubuntu from 10.04 to 12.04. I have a laptop, a compaq presario v6000, with that system only: One HD for Linux, no virtuabox, and so on. For update my Ubuntu I used the ...
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153 views

Why do most of my drivers not load after updating kernel to 3.13.0-36?

I recently upgraded my system with a new motherboard, and reinstalled Trusty to have an AMD64 system (old motherboard was 32-bit). Reinstallation (side-by-side), with 14.04.01 LTS went fine and new ...
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396 views

update-grub ignores GRUB_CMDLINE_LINUX in /etc/default/grub when generating menu.lst

I created /etc/default/grub with the contents GRUB_CMDLINE_LINUX="cgroup_enable=memory swapaccount=1". When I run update-grub, I expect these additional arguments to be appended to the kernel lines in ...
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1answer
1k views

How do I fix this error? dkms.conf: Error! No 'BUILT_MODULE_NAME' directive specified for record #0 Error! Bad conf file

I am using Ubuntu 14.04.1 LTS Does anyone know how to fix this Dkms.conf error? dkms.conf: Error! No 'BUILT_MODULE_NAME' directive specified for record #0. Error! Bad conf file. File: does not ...
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306 views

how to enable hyperZ on radeon hd 5000 series?

I have surfed around the web to enabling hyperZ by adding this parameter R600_DEBUG=hyperz, but where I must put it? Is it at /etc/default/grub ? And what the difference between R600_DEBUG=hyperz ; ...
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36 views

Kernel update plans for Ubuntu

Is there a site where we can see which kernels we will most likely be getting with upcoming Ubuntu releases? I'm personally thinking if I should install the 3.13.7.x kernel manually or waiting to get ...
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95 views

Error compiling Kernel-aodv for ARM

I'm about to implement AODV on ARM board SabreLite and I'm facing some problems. So, I use the latest version of AODV located here (http://sourceforge.net/projects/aodvuu/). I've follow the ...
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49 views

ubuntu server crash after build.sh run

I have a build server with Ubuntu. And in my source code there is typical build.sh to invoke the make file in order to compile the source code. But suddenly the server crashed and I found the below ...
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958 views

Tp_smapi on Thinkpad T440

I have a Thinkpad T440 with Ubuntu 14.04 (using i3wm). I have had trouble installing tp_smapi. I successfully installed it with dpkg -- can't remember whether I used apt or just downloaded it ...
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439 views

Could not find a kernel image on LiveCD 14.04 LTS

I downloaded the ISO of Ubuntu 14.04 LTS 4 times from 4 different official mirrors and when I use them they all gave me this message, I can not even get to the menu to check the disk. Could not find ...
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83 views

Ubuntu 12.04 ATI Driver

Good day, So i just installed Ubuntu 12.04 LTS (i'm now to Ubuntu and even Linux systems, but i've bored of the lot of brainfuck with Windows systems) So, i installed Steam and then 2 games (Left 4 ...
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239 views

Computer continously boots after Kernel Version 3.13.5 installed on Ubuntu 13.10

there is some strange thing that happened after I installed Kernel 3.13.5 on Ubuntu 13.10. After restart I selected new installed Kernel in GRUB. After that Ubuntu starts up like usually and I can ...
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74 views

How to patch kernel to get some hardware working

Some info: I have a patch file vaio-full-3.2.2.patch which I downloaded from here. Well, if I patch the kernel with it, it is supposed to get some hardware working, such as the light sensor that ...
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109 views

If possible, How to upgrade to Ubuntu 13.10 while keeping kernel 3.2 from 12.04?

To expand my question, I would like to know how to upgrade Ubuntu 12. 04. 0 (kernel version 3. 2, compatible with the Intel GMA3600 driver provided with the package cedarview-drm) to Ubuntu 13. 10, ...
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404 views

None of the peripherals(eth, USB ) working after upgrading to kernel version 3.8.5 in Ubuntu 12.04 LTS

I have been using Ubuntu from a long time but I had never been in the depth of Ubuntu. At present I am using Ubuntu 12.04 LTS. It was getting hanged randomly and fast when I was using Firefox. I ...
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351 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? ...
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255 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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61 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 ...
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178 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 ...
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143 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 ...
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665 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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1answer
5k views

hostapd Failed to update rate sets in kernel module

I'm getting this error launching hostapd with minimal conf Failed to update rate sets in kernel module I've just installed Ubuntu-GNOME 13.04. When I was using Ubuntu 12.04 did not receive this ...
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1answer
2k views

Installing Ubuntu-Linux on Virtualbox (Virtual Machine)

I downloaded virtualbox for mac and the Ubuntu Linux iso. I have tried to install the iso on a virtual machine I set up using virtualbox. I keep getting this message, [ 7.409131] Kernel panic -not ...
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56 views

Virtualbox and Header Updates

I am using Ubuntu 12.04 LTS and VirtualBox 4.1.12 The last 3 (Header) updates have resulted in VirtualBox not working immediately after the header update. I searched this forum and found this ...
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207 views

Kernel upgrade 3.5.0-39-generic prevents virtual box from running

I just performed the kernel upgrade as part of the regular system upgrade. As usually on previous kernel upgrades, I had to install the kernel headers and recompile VirtualBox drivers. This process ...
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1answer
234 views

Ubuntu 13.04 kernel panicking when booting up with HDMI TV plugged in

My laptop is setup as a media server - when it boots up when plugged in to my TV via an HDMI cable, it generally kernel panics (although not always). The kernel panic is: Any ideas? I'm running ...
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196 views

Update and upgrade error 12.04 and 13.04

I am running Ubuntu 12.04 and the update manager keeps requesting I do a partial upgrade to for Ubuntu 13.04 kernel headers and image. I only have notices to upgrade on long term releases. Are these ...
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420 views

kernel did not upgrade between 12.04->12.10->13.04

Last week I did a dist-upgrade from ubuntu 12.04 to 12.10 and after that from 12.10 to 13.04. Almost everything worked quite ok, but i noticed that the kernel was still 3.2.0.52 and not a 3.8 kernel. ...
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1k views

PC does not restart after last kernel update

I was using ubuntu 12.04 perfectly im my desktop until last kernel update (3.2.0-51). After the update proccess and reboot the system, the unity inteface didn' t start. The only way to login in the ...
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246 views

FOG & Compiling a Kernel

We have been using FOG installed on Ubuntu to image computers and have now started creating an image as a Hyper-V virtual machine (an image created as a virtual machine was a recommendation to us, and ...
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170 views

Driver updating

I need to update the drivers being used by my Dibcom 7000 DVB card. I have the drivers but cannot copy them to the correct directory. I seem to not have the correct rights. How can I change my rights ...
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942 views

Problems with software installation after kernel update

I am using Ubuntu 13.04 64 bit. I decided to install Linux kernel 3.10 which was released recently so, i downloaded the kernel and header packages from kernel.ubuntu.com since it's not in raring ...
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349 views

Kernel Error during upgrade or update commands

I am getting these errors during sudo apt-get update and upgrade... I tried all possible options no success. I recently upgraded to 13.04 and had problems with Broadcom WiFi. Fixed tat issues using ...
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4k views

How can I troubleshoot why Ubuntu keeps crashing on my laptop?

I have a one year old Acer Aspire 4752G netbook running Kubuntu 12.04 LTS with all the latest distribution updates installed. It was previously running great until about a week ago when it suddenly ...