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

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Install 4.0 Linux Kernel od Ubuntu 14.04 i686

I like to install linux 4.0 kernel on ubuntu 14.04 but i don't find any file for i686. Please help me.
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Kernel panic on boot with Elan touchscreen with kernel 3.16

I have been having issues with booting ubuntu on my new Acer Aspire R3-471T-53LA. There is a 1/6 chance that it will boot, and the other times, there will be a kernel panic after I2C-HID fails to ...
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1answer
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Kernel Panic at boot Xubuntu 14.04.2

I'm receiving a kernel panic when I try to boot Xubuntu 14.04.2 - this is my System: Windows 8 (sda2) Xubuntu 14.04.2 (sda7) Kali Linux (sda9) First, I installed Xubuntu next Windows. That was no ...
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1answer
9 views

Ubuntu Gnome 14.04: stop upgrading old kernel

I recently upgraded the kernel in Ubuntu 14.04 from 3.13 to 3.16. But the Updater (or apt) keeps insisting on upgrading the 3.13 branch. How to stop this behavior? Is it safe to remove all 3.13 ...
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2answers
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How Can I know which kernel version I am using in Ubuntu 12.04?

I want to know my kernel version without using $ uname -a command or terminal . Is there any way where I can find which kernel version I am using. May be by accessing grub files or something ?
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1answer
18 views

Installation of 3rd party soundcard driver

I'm using Ubuntu 14.04 LTS. I got a new PCI soundcard with 3rd party divers: aqprox 32bit pci. CHIPSET C-Media CM8738 PCI-6CH-CX In the linux drivers folder I have this files: -rw-r--r-- 1 ...
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0answers
10 views

My linux is not being displayed in the grub

I installed and built my linux kernel following the instructions given in http://kernelnewbies.org/KernelBuild, but my newly installed kernel is not displayed in the grub and I am getting a message ...
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1answer
37 views

Can I downgrade the kernel on Ubuntu 14.04.2?

I have an application that works fine on 14.04.1 but does not work fine on 14.04.2. I found a bug report that indicates the newer kernel in 14.04.2 is the source of this issue. Is possible to ...
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1answer
22 views

How to recompile the kernel without the sources?

Is it possible to recompile the current running kernel WITHOUT downloading new sources packages? I just want to reconfigure my currently running & patched kernel. I no longer have the original ...
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2answers
112 views

“Starting version 219” after kernel upgrade to 3.19.0-18

Today after kernel upgrade from 3.19.0-16 to 3.19.0-18 lightdm fails to start. GPU driver is fglrx installed from "Additional drivers" tab of "Software & updates". Try to enable service by ...
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0answers
22 views

How to clear space on a boot partition

We have inherited an Ubuntu Linux server that continues to run out of space on the /boot partition and now the clean and autoclean commands are no longer working. We suspect that the problem has ...
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2answers
33 views

Dead graphical environment on update linux kernel 3.19.018

I had a problem today, when I install the lastest updates, including the headers for linux kernel, tha graphical environment did'nt work, so I've tried upgrade the system, but the terminal even ...
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14 views

There are no pwm-capable sensor modules installed for my Z97M Plus board even with kernel 3.19

I just bought new motherboard which is Asus Z97M-Plus. Earlier I have a P8B75-M. I used to control my fan speeds with that board. My fans have only three pins. But in the new board it won't work. I ...
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1answer
64 views

My boot volume is full, what should I do now?

I keep on getting an urgent error message telling me my BOOT volume is full! How can I safely clean this up? Please be aware, I am a newbie in Linux. This is the result of uname -a: Linux ...
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2answers
105 views

How to get support for the new 97 chipset under ubuntu 14.04?

I just bought a new motherboard Z97M Plus. The problem is the kernel in Ubuntu 14.04 does not fully support it. For example I have trouble setting up fan control. So my question is, is it ok to ...
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23 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. ...
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19 views

Unable to find an initial ram disk that I know how to handle

After upgrading to the next linux image, aptitude has outputted the following lines: Setting up linux-image-3.16.0-38-generic (3.16.0-38.52~14.04.1) ... Running depmod. update-initramfs: deferring ...
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1answer
43 views

How to build Kernel version 4.0.4 using Git?

I should like to build a 4.0 kernel by cloning a repository as described in this web page which quotes the text : git clone git://kernel.ubuntu.com/ubuntu/ubuntu-.git I can't find an appropriate ...
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22 views

Upgraded a virtual guest system: /dev/disk/uuid… does not exit

I recently upgraded my Ubuntu 14.04 (kubuntu), running as a guest inside VirtualBox 4.3.12 hosted by Windows 7 Enterprise, 64 bit. All ran fine until yesterday - when I tried to start the new ...
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2answers
191 views

Why am I getting an error related to linux-image-3.13.0-53-generic (3.13.0-53.88)?

Every time I install or remove existing software I get the following error. isuru@isuru-Inspiron-3420:~$ sudo apt-get autoremove Reading package lists... Done Building dependency tree Reading ...
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26 views

How to install a specific driver from different kernel

My touch-pad driver is only supported in 4.0 kernel but running 4.0 kernel freezes my laptop is there a way I can install the driver of the touch-pad in my current kernel. My touch-pad is elantech. ...
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16 views

System freezing and preventing login

My system (Ubuntu 15.04) keeps having a problem where the machine is still up but I cannot login. At the GUI login, the spinner just spins and at the console I get: Username: dave Password: Welcome ...
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11 views

Live USB Kernel Panic error?

I tried to make a 14.04 live USB with Universal USB Installer. I get to the screen where it says Try Ubuntu, Install Ubuntu, etc. but no matter what I select, it eventually ends in this error; end ...
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25 views

How to use PCI ExpressCard(USB3.0)

I use Ubuntu14.04 64bit on laptop. now I need to use USB3.0 port. and I bought PCI ExpressCard(USB3.0) this is the express Card and I tried to connect it. it was recognized as follows. but,by lsusb, ...
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How to troubleshoot a video freeze

System information: Ubuntu 14.04.2 LTS Gnome 3.12.2 kernel 4.0.0-997-generic #201503310205 SMP Tue Mar 31 02:07:04 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux (this is an updated drm/intel-next kernel ...
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0answers
24 views

Access ubuntu terminal/sudo after pressing ctrl c and restaring while upgrading system

I tried to upgrade my system from 14.10 to 15.04 and while I was installing it asked me if I want to replace config file. I tried to compare, then didn't know how to exit Ipressed ctrl c and then I ...
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9 views

Suddenly no display signal during reboot test

I am running the reboot test by a simple script file calling init 6 to stress my system. But I found no VGA display signal while running reboot test in Ubuntu 12.04. By refer the kernel.log file as ...
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1answer
23 views

Automatic clearance of boot folder

Hello one of my familly members, who is not so concerned with computers and Ubuntu has an Ubuntu setup with only 200MB space for the boot partition. That makes sense if you only like to install a few ...
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0answers
22 views

15.04 WiFi&Wired fail w v2.19 kernels; work on 15.04 w v.2.16 kernel from 14.10. Toshiba NB15t-A

Neither WiFi nor Wired will connect on 15.04 w v2.19 kernels (or v. 3 from kernel.org) but work with 14.10's v.2.16 kernels on Toshiba Satellite NB15t-A. Title says it all. Neither will connect, ...
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1answer
23 views

Characters problem since kernel and graphic update

I have this annoying issue since yesterday when I updated my kernel and graphics. I have a Dell xps 13 2015 running ubuntu 14.04. It doesn't happen all the time, it can happen in any program, ...
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1answer
27 views

How to recover from a botched attempt to clean /boot, incomplete kernel/drivers

Ubuntu 14.0.4 generated an error trying to update. Turns out /boot partition was full. I ran a command to remove the old kernels, something like this: dpkg --get-selections|grep 'linux-image*'|awk ...
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My cpu slows down after a while and does not recover

Sometimes, and I can't reproduce it (but it happens often enough - a few times a week at least) my cpu slows down below its prescribed minimum. This is an example cpufreq-info output from a minute ...
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0answers
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Do not know how to install grsecurity [closed]

So I verified the grsecurity and kernel I did the first part from this http://en.wikibooks.org/wiki/Grsecurity/Configuring_and_Installing_grsecurity But now i have a folder linux-3.14.42 and i dont ...
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1answer
34 views

Operating System not found (Grub error)

Certainly after a reboot my pc I am getting following message in a grub welcome screen GNU GRUB version 2.02~beta2-9ubuntu1 Minimal BASH-like line editing is supported.For the first word, TAB lists ...
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47 views

I'm I being spied on?

so lets say am worried that I'm being spied on! So I regularly check on my log files. the kern.log reading is not making me feel calm at all... is like my camera is on and sending inputs somewhere I ...
0
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1answer
40 views

Updated kernel with dpkg but old kernel still in use

I needed to update my systems kernel to the latest available version, so I executed sudo apt-get install linux-headers-3.16.0-37-generic sudo apt-get remove linux-headers-3.13.0-37* Then I ...
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1answer
45 views

Installing New Kernel with apt

I am trying to install Multipath TCP kernel on my ubuntu machine following the documentation at this link. Step 1: Add the gpg-apt-key wget -q -O - http://multipath-tcp.org/mptcp.gpg.key | ...
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1answer
48 views

Why Can't GrUB Find a Kernel That It Already Found?

After upgrading to 15.04, I need to have kernel headers matching the running kernel (for another package). The upgrade installed kernel 3.19.0-17. Just in case, I also installed ...
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0answers
103 views

Kernel Headers for Ubuntu 15.04

Today I upgraded by 14.10 VM to 15.04. Since it's a virtual machine (via VirtualBox), I needed to install guest additions. However, the installation fails saying (in /var/log/vboxadd-install.log): ...
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1answer
37 views

Xubuntu 15.04 Gummiboot Kernel Panic

So I installed my new Xubuntu 15.04 in EFI mode. I installed gummiboot via sudo apt-get install gummiboot and activating sudo gummiboot install. On my HP Notebook I have to enter the efi file as ...
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1answer
971 views

Does Ubuntu automatically release memory allocated by a C program as the program terminates?

I have written a C program containing code allocating memory using the malloc() function. If I don't free up the memory using the free() function, will Ubuntu release it automatically?
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14.04 Wi-Fi is not working with Intel centrino 2200

I have a centrino 2200 Wi-Fi card http://www.intel.com/content/www/us/en/wireless-products/centrino-wireless-n-2200-desktop.html running Ubuntu 14.04 trusty. It connects to the network, but then I ...
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35 views

Help understanding or preventing this Kernel Panic?

Recently, I recieved a Kernel Panic while playing a game. I have not the slightest clue on how to even understand the panic, but I have provided few pictures that show it all. Other relevent info: ...
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43 views

Downgrade back to stock 3.16 kernel from 3.18.5 on Ubuntu 14.10

I upgraded the kernel to 3.18.5 for my Xbox One controller to use it, but I guess I failed because after I rebooted my laptop, it did a login loop after I logged in. Then I installed the kernel ...
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0answers
24 views

PCC ACPI Probe Failed on ubuntu after installing Debian [duplicate]

I just bought a new computer this week.So, I am new to this NVIDIA issues.I installed an Ubuntu 15.04 on my system and used an official driver which was downloaded from the nvidia website.I ...
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2answers
52 views

Unable to boot after installing new kernel

recently I installed the latest kernel 4.1.0-rc3 in my Ubuntu 14.04 LTS 64-bit.When I did reboot after make install, it is getting stuck after the grub listing the following error mentioning that it ...
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2answers
75 views

kernel version 3.13 even I have ubuntu 14.04.2

I am using 14.04.2 probably it was upgraded over 14.04.1 but my kernel version seems still 3.13. According to 14.04.2 it seems that 3.16. I did not understand why it was not upgraded ...
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0answers
54 views

X-Server won't start after kernel update on Dell Latitude E7440 with linux mint and docking station [on hold]

After udpating my Linux mint to a newer kernel (from 3.16.0.37 to 3.19.3) my X-server won't start. I tried doing dpkg-reconfigure xserver-xorg, deleting ~/.config/monitors.xml and sudo X -configure. ...
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0answers
96 views

Amd driver for ubuntu 15.04 not working

I have an A4-5000 apu with HD8330 amd graphics. on ubuntu 14.04 i had the propertary drivers but after installing 15.04 and switching to the propertary drivers it can not even open the catalys control ...
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1answer
23 views

How do I opt in to Early Preview of LTS enablement stack?

As explained in the wiki article LTS Enablement Stacks, The Ubuntu LTS enablement stacks provide newer kernel and X support for existing LTS releases. These can be installed manually, or are ...