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

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11 views

my brightness option is missing after upgrading the kernel

My OS had some WiFi driver problem so I upgraded to Linux kernel 4.2.8. Now my brightness setting is not working. My Elementary OS is based on Ubuntu 14.04 so I checked a related question but it ...
0
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0answers
17 views

upgrade kernel 3.16.0.57 to 3.19.0.28

I am aware of the questions about upgrading the kernels here, but none of them helped me since they refer to upgrading to the generic versions. I'm using a framegrabber that only has driver for ...
-1
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0answers
14 views

how do i remove the current kernel and use an older one? [duplicate]

I a using Elementary os.I had linux kernel 4.3.5.Then I installed 4.4.1 and my screen is flickering so i want to change my kernel back to 4.3.5 how can i do that ? reinstalling 4.3.5 didn't help.
0
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0answers
6 views

System not starting up

My laptop crashed earlier today and I've tried fixing it with a live usb but nothing works. I was getting the "Kernel panic not sync" error. I eventually used boot-repair while running the live usb ...
0
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0answers
19 views

Failed to load kernel modules

I've just upgraded from Ubuntu 14.04 to 15.10 and I got an error message Failed to load kernel modules the error message So, as suggested I typed : $ cat /etc/modules lp rtc What should I do? ...
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22 views

UBUNTU Ugrade tp 15.10 now laptop won't reboot

Samsung 400B laptop Yesterday I left my laptop upgrading to 15.10 (I think it was Wily something) about half way through. When I returned the laptop was hung with nothing on the screen. Hard ...
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0answers
14 views

Does anything bad happen when I type depmod?

When i was uninstalling virtualbox, I didn't see anything about removing virtualbox kernel modules, so I typed depmod in the terminal hoping that would output a list of installed ones, but instead it ...
0
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0answers
13 views

What is random : Nonblocking pool

I saw this message by dmesg and also by replacing quiet splash with debug in grub boot menu. Why is it that my Ubuntu gets stuck at random: nonblocking pool is initialized and takes too long to ...
0
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0answers
21 views

Kernel panic after upgrading system

I was upgrading ubuntuu to 16.04 today and left computer. When I came it was in the sleep mode. I was trying to enter the password thousands time, but it didn't work so I just turned it off. Now when ...
0
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0answers
28 views

Build ubuntu-kernel-test mainline-crack v4.4 kernel fails to clean

fakeroot debian/rules clean step fails due to a missing ubuntu/ directory when building the Ubuntu kernel team's upstream branch of Linus' v4.4-rc8 . Is there another patch besides the three at ...
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0answers
20 views

Differences between two Ubuntu Server 14.04.3 installations

I have a server at my house that runs Ubuntu server 14.04.3 LTS right now. george@sf1:~$ lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 14.04.3 LTS ...
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0answers
46 views

How to get normal terminal or impement new intel i915 drivers to 4.2.0-27-generic kernel

I had problem with intel i915 drivers (get gpu hang) like this on Linux version 4.2.0-27-generic (buildd@lgw01-12) (gcc version 5.2.1 20151010 (Ubuntu 5.2.1-22ubuntu2) ) #32-Ubuntu SMP Fri Jan 22 ...
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0answers
21 views

Is any there real drawbacks for a python developer when running MAC book air off Live USB only? (Kernal panic at every attempt of installation)

I have been trying to install Ubuntu 14 on a mac book air crica 2012. First attempt with Yosemite +refit --> Kernal Panic and lost the whole HDD and even the OSX installation that worked Second ...
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0answers
14 views

Mouse disconnecting randomly 15.10

My mouse randomly freezes (disconnects?) and connects again, CPU doesn't have to be peaking, when I'm working on desktop or in a game and move my mouse it sometimes stops for a second. Ubuntu 15.10 ...
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1answer
47 views

Error at installing dkms(newbie here)

i on_arapu@Arapu-Ion-PC:~$ LANG=C sudo apt-get install dkms [sudo] password for ion_arapu: Reading package lists... Done Building dependency tree Reading state information... Done dkms is ...
0
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1answer
28 views

Ubuntu 14.04.2 kernel version changed after recompiling

I have been given an assignment where I have to recompile a 64-bit kernel without any modifications and make the new kernel as the default kernel in grub. I am doing this on an Ubuntu 14.04.2 64-bit ...
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0answers
8 views

Kernel panic on Ubuntu 15.04, possibly due to Gnome

I'm running Ubuntu 15.04 with Gnome Desktop 3.14.4. I get a kernel panic whenever I switch Wifi networks e.g. if I try to load a webpage over a slow network, and I switch to another network without ...
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0answers
2 views

Network Interface Device Naming on tftpboot

We are doing a netboot via tftpboot on some new nodes we installed. Basically, I can't figure out how ubuntu decides to name the network interface for each node. A line in our pxelinux.cfg looks like ...
1
vote
1answer
17 views

kernel panic and Stack with CapsLock and ScrollLock

I just installed ubuntu 14.04 in a machine with ASUS H81M-K (Bios 1002 8/12/14) with pre-existing Windows 7. The system is dual boot with one HDD. While there was no problem during installation and ...
0
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1answer
59 views

Graphics broken after 4.2.0-27 update

I was using Ubuntu 15.10, driver nvidia 358 from graphics-drivers PPA, my discrete card is GT-650M. Some time after said update, I had some ugly poligons and horizontal lines on my notebook, and ...
0
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0answers
13 views

Recovery action for reserved kernel page: Failed [migrated]

Fresh install of 15.10 server. 4.2.0-16-generic Not sure what to make of the following (found in /var/log/kern.log): Feb 1 11:49:30 Client-5 kernel: [ 117.847487] MCE 0x1182: reserved kernel page ...
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0answers
23 views

Upgraded Ubuntu 14.04 to a newer version, cannot boot: end Kernal panic - not syncing: Attempted to kill init!

I've been using Ubuntu 14.04 for a few months now and thought I'd update to a later version. Therefore, I followed this query (Update Ubuntu 14.04 to 15.04) and upgraded. Oddly enough, when I checked ...
0
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0answers
114 views

Linux generic-lts-trusty depends: linux-generic but it is not installed

I am using Ubuntu 14.04.3 LTS and kernel is "3.13.0-76-generic". But when I am trying to upgrade it by the following command: sudo apt-get upgrade I am getting the following dependency related error: ...
1
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1answer
61 views

1 Help with installing Nvidia drivers in Ubuntu 14.04

I am trying to install an Nvidia driver for the GeForce GTX 750 Ti graphics card I have but I am running into some issues in the process. Running Ubuntu 14.04. Essentially, I have followed the ...
0
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1answer
25 views

What's the best way to try newer versions?

I'm running Ubuntu 14.04 LTS in two computers. One is the desktop version, my alternate (and almost) everyday computer, and a second server (headless) version.Eventually the server will be a ...
0
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1answer
283 views

Network disabled after update kernel to 3.13.0-77-generic on ubuntu 14.04.1 [duplicate]

my network are disabled after update kernel to 3.13.0-77-generic on ubuntu 14.04.1 (Voyager Live 14.04.1 amd64). After update and reboot Wifi indicator on panel is disappeared and conky on desktop ...
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0answers
9 views

How to install new LINUX version along with LINUX FIRMWARES in Ubuntu 12.04? [duplicate]

I am facing a peculiar position after reinstalling Ubuntu 12.04 LTS. I have a separate / and /home folder. After running the command uname -r, i see that the linux running on my laptop has version ...
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0answers
16 views

Not able to install any linux distro

I messed up with my ubuntu 15.10. I was trying to install gnome-desktop-environment by running the command sudo apt-get install gnome-desktop-environment, but I closed the process in between. After ...
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0answers
71 views

Network disabled on boot

Im running LXLE 14.04 (lubuntu based) dual boot with Windows 8.1 Recently I installed 3.13.0-77-generic headers and everything was fine until I did a reboot and chose 3.13.0-65-generic. My network ...
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0answers
51 views

Black screen with kernel 4.5

I have Ubuntu 14.04 LTS installed in my laptop in dual boot with windows10 and it worked fine but the Wifi. So I read that I have to copy some firmware files and if still doesn't work update the ...
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0answers
18 views

kernel oops after using aptitude

I tried to install dangerdeep using instructions given at this site then when I tried to run this command, scons debug=1 datadir=`pwd`/data it gave this output: scons: Reading SConscript files ... ...
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0answers
7 views

Crash Dump - cannot find booted kernel

I installed crash dump across many servers recently and now I'm digging into the docs to figure out how to analyze the logs. I try and get into the crash utility, but get the following error: crash: ...
0
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1answer
102 views

apt-get can't install/remove linux-image-4.2.0-25-generic

I tried to install a package (jsonlint) via apt-get on a Xubuntu 15.10 system and it failed due to an error installing linux-image-4.2.0-25-generic . This was a new, clean install of 15.10, Jan 15 ...
0
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0answers
32 views

Ubuntu Xenial 16.04LTS Kernel panic - not syncing [closed]

I upgraded my Ubuntu to the development version of 16.04. But due to inconsistent network, while upgrading some packages may have been broken. Now I get this kernel panic error saying can't open ...
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0answers
28 views

Cant boot help! http://paste.ubuntu.com/14686337/

I did a boot repair and was given this link to copy down I'm a new user and I'm lost at this point by http://paste.ubuntu.com/14686337/ I had 15.04 installed went to install 15.10 did an erase all ...
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0answers
28 views

Where can I find elantech patch update for linux-headers-4.2.0-25 or support

I'm using Kubuntu 15.10. I tried to compile 01elantech_2.6.38.patch for my touchpad of my new laptop ASUS X555UF but I've got lot of error. I suspected the downloaded patch is not uptodate. make: ...
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0answers
13 views

how can I use SquashFs to speed up boot time in cubieboard? [closed]

I would like to compile linux-sunxi for cubieboard. How can I use SquashFs to speed up boot time ?
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0answers
42 views

“apt-get build-dep linux” alternative (offline machine)

How to install build dependencies for package linux? There are at least couple of problems I see: Machine to be used is offline one. There is no "linux" package according to "apt-rdepends" (although ...
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0answers
18 views

internet works fine for few minutes but stop after a minute

I just installed Kubuntu on y HP pavillon 15-p088ca and everything was all right since my Internet stopped responding. I tried to ping localhost : everyting was fine, try ping google.com : nothing... ...
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1answer
23 views

How to receive a desktop notification on a kernel lockup or bug/warning?

Apport doesn't react at all on any segfaults/problems warnings that happen in kernel [modules], the only way I know of to see them is to check kernel log (dmesg). I'd like to receive a notification ...
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0answers
27 views

How to access the menuconfig when building the kernel from source?

My Computer is Applex ARMCHI 815, I need to install the Touch panel drivers. At the docummentation of dirver says. **2.1 Patch kernel module To install driver, please check module ...
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0answers
20 views

Change maximum number of Virtual interfaces in Kernel

I am running Ubuntu server 14.04.3. I have smcroute installed - Version 0.95, Build 130523. When I attempt to start the daemon I get the error message: ERRO: addVIF, out of VIF space;, this happens ...
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0answers
9 views

How to setup eclipse with CDT plugin for linux kernel module development?

things which I am looking for are code auto-completion and code navigation. I tried the following https://wiki.eclipse.org/HowTo_use_the_CDT_to_navigate_Linux_kernel_source blog and successfully ...
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0answers
44 views

Ubuntu won't boot after installing a new kernel

I am a software tester, and I'm trying to test a kernel module on a variety of Linux kernels (3.2+). Currently I'm trying to compile the module, mount it and run an automated test suite on all Linux ...
0
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1answer
17 views

How to download dbgsym kernel for 15.10?

I have an issue trying to find the dbgsym kernel from the ww repositories. Unfortunately i cannot find it. My system crashes when running wine and chrome and i am trying to read the crash dump. ...
0
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0answers
86 views

touchpad not working under 15.10 with kernel 4.5

Sup, what can I try to make it work? PC is Asus K751LJ-TY316T. I did not try anything further from installing the new kernel. ⎡ Virtual core pointer id=2 [master pointer ...
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0answers
37 views

Updated kernel to mainline (4.3.3), but apt-get upgrade keeps downloading headers & image for 4.2

I have a Surface Pro 2 running ubuntu, and prior to kernel 4.x it's been quite problematic (wifi/trackpad/screen etc). I've been updating my kernel to mainline, first 4.0, then 4.2 and more recently ...
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2answers
28 views

Why showing two vmlinuz and initrd.img in update-grub?

shady@shady:~$ sudo update-grub Generating grub configuration file ... Found linux image: /boot/vmlinuz-3.13.0-76-generic Found initrd image: /boot/initrd.img-3.13.0-76-generic Found linux image: ...
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0answers
11 views

Capturing a kernel dump from a CPU soft lockup at boot?

I am SAN Booting an Ubuntu server and have configured the 14.04.2 client to the best of my ability according to: https://wiki.ubuntu.com/Kernel/CrashdumpRecipe It seems like the article works fine ...
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0answers
22 views

My pc not working properly 14.04

Every time my pc facing an internal error (Kernel oops). I have attached the photos below check it my android studio and java not working properly. Always outof memory error 8GB - Ram Intel - i7 ...