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

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0
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1answer
90 views

Issue with linux-image-3.13.0-44-generic & linux-image-extra-3.13.0-44-generic

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 ...
0
votes
0answers
34 views

A command to resync a frozen mouse or keyboard?

Is there a way to send an interrupt indicating a connection of a new peripheral device? Looking for a standard user command that could perhaps mimic ps/2 mouse connection. My mouse keeps ...
0
votes
1answer
20 views

How To dist-upgrade Without Upgrading Linux Kernel?

I am using Linux Kernel 3.19-RC5 with Oibaf graphics stack on Ubuntu Gnome and I am currently very happy with this setup. However, there is Linux Kernel 3.13.0-44 & few other packages available ...
0
votes
1answer
3k views

Error! Bad return status for module build on kernel: 3.8.0-37-generic (x86_64)

After updating some packages in my machine (using aptitude), I got the following error: Error! Bad return status for module build on kernel: 3.8.0-37-generic (x86_64) Consult ...
0
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0answers
18 views

unable to delete older kernel image files & folders in Ubuntu 12.04

Prior to posting I have made attempts to find the answers among existing posts, however I was unable to find anything which worked. I am trying to clean up a HD which has only 4GB of free space. On ...
0
votes
1answer
107 views

Can't connect to PPTP VPN with ufw enabled on Ubuntu 14.04 with kernel 3.18

Suddenly VPN disconnected and can't reconnect no longer on kernel 3.18.1, so I try to install kernel 3.18.2 but my problem still exist. But I can connect to VPN with 3.14 kernel easily. The output of ...
0
votes
1answer
11 views

Kernel problem on TOSHIBA

I have a SAMSUNG with following specs Intel® Core™ i5-3210M CPU @ 2.50GHz × 4 Intel® Ivybridge Mobile 8 GB internal memory Ubuntu 14.04 64 bit Since quite some time now, my list of kernels ...
0
votes
2answers
345 views

AMD Omega drivers don't work with kernel 3.17.6 on Trusty?

I just installed new fglrx drivers on Ubuntu 14.04. New AMD drivers are distribution-specific, so downloaded them. Since it says they re compatible with kernel up to 3.17 version on release notes, ...
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2answers
3k views

How can I install Ubuntu 14.10's kernel in Ubuntu 14.04 LTS?

I have been able to download kernel 3.16 from the ubuntu mainline kernel repository . However, I am more interested to know if the kernel shipped by default with Ubuntu 14.10 can be installed in ...
2
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3answers
15k views

How can I install 3.16 kernel on Ubuntu 14.04

sudo apt-get update && sudo apt-get dist-upgrade do not show the newest kernel. How can I install 3.16 kernel on 14.04?
1
vote
1answer
4k views

How can I revert to the previous kernel version w/out dependency issues?

Since ubuntu updated my install to 3.2.0-37-generic, my laptop fan constantly runs. I never had this issue with the previous kernel versions. To fix this problem, I would like to revert back to the ...
14
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6answers
15k views

How to install “perf” monitoring tool?

Could someone help me to install perf monitoring tool, please?
-1
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0answers
60 views

Cannot remove old kernels or install any new packages

I have spent the last two days googling and mining forums to find a solution to this problem. When I try to install anything i get the same error saying that i have all these old kernels. I have tried ...
-1
votes
0answers
14 views

Ubuntu 13.11 Kernel panic - not syncing: Machine check from unknown source

My Inspiron N5010 with Ubuntu 13.11 doesn't BOOT and gives the error: Kernel panic - not syncing: Machine check with unknown source Rebooting in 30seconds Current kernel and all recovery modes ...
1
vote
1answer
4k 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 ...
0
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0answers
25 views

swap memory value / percentage meaning

Swap memory can be set between 0 to 100 What Does It means when we set swap memory to .. ? swappiness= 0 Tells the kernel to avoid swapping processes out of physical memory for as long as ...
4
votes
3answers
471 views

When will kernel 3.14 be available in the repositories?

I see that kernel 3.14.1 is available for Trusty at http://kernel.ubuntu.com/~kernel-ppa/mainline/ When will this kernel be available for upgrade via the Ubuntu repositories. (I know that I can ...
0
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0answers
6 views

Compiling and installing a 32-bit kernel on a 64-bit linux

I compiled 32-bit kernel on a 64-bit ubuntu and installed it. But when I tried to boot from it , it gave me an error: Failed to execute /init Kernel panic - not syncing: No init found And ...
0
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0answers
22 views

udev and eMMC rpbm partitions

I'm running into this bug: Fix udev rules to consider mmc rpmb partitions and trying to solve it using a udev rule. I haven't needed to learn anything about udev in the past, so have been reading up ...
1
vote
1answer
61 views

kernel BUG at /build/buildd/linux-3.16.0/drivers/gpu/drm/radeon/radeon_s8.c:321!

I just bought a new Dell laptop with Windows 8 and am attempting to install Ubuntu 14.10. I used Startup Disk Creator with the PC Intel x86 desktop image to create a bootable Ubuntu USB drive with a ...
-1
votes
0answers
36 views

Linux Red hat vs Ubuntu , Which is best OS? [on hold]

No offence but just asking . Which OS is better in terms of UI Security Linux Commands Popularity 3rd party Softwares available for OS Used by large companies
0
votes
1answer
32 views

problem in installation of ubuntu in virtualbox :(

i was trying to instal ubuntu 32 bits in virtualbox but i coudn't an error occured he said :"this kernel requires an x86-64 cpu but only detected an i686 cpu unable to boot plz use a kernel ...
14
votes
4answers
29k views

How do I clean or disable the memory cache?

After the system starts, in a few minutes my memory cache fills up and it starts using the swap. Here's a screenshot of /proc/meminfo. However, if I can disable this process / clean the cache once ...
1
vote
3answers
3k views

cannot install Ubuntu (message about PAE)

I received the error message below on the black terminal screen after waiting for a reboot.. I tried to find "forcepae" in the available options but couldn't. Can Anyone please help? ERROR: PAE is ...
1
vote
0answers
19 views

System Settings crashes immediately when opened after I installed Ubuntu 14.04

Since I've installed Ubuntu 14.04, System Settings refused to open. If I click on it, the mouse just turns into the loading symbol like it's trying to start up, then it crashes, telling me that Ubuntu ...
0
votes
0answers
55 views

Kernel panic - not syncing: Attempted to kill init! exitcode=0x0000000b

The server suddenly became unusable, I tried a reboot and it fails with the same kernel panic. I booted with splash and quiet removed. This is all I have: Begin: Running /scripts/local-premount ... ...
0
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0answers
12 views

What does “acpi_pm” mean?

While researching clock source kernel parameters, I came across the following terms: tsc hpet acpi_pm If someone could tell me what acpi_pm is as the other two I found googling around.
0
votes
0answers
8 views

X-cursor size decreased after Linux kernel upgrade

Compositing doesn't work well in ubuntu-mate 14.04 in kernel 3.13 so I upgraded the kernel to latest 3.19-rc5 where it works awesome. However, my xcursor's size has diminished. I tried changing ...
1
vote
1answer
69 views

Problem installing upgrade 75 on 12.04

Since a recent minor version kernel upgrade attempt - 74 to 75 - I have been getting this set of errors using apt-get ... harveyp@harveyp:~$ sudo apt-get autoremove [sudo] password for harveyp: ...
0
votes
2answers
182 views

Upgrading from kernel 3.13 to 3.18 causes Unity not to load, wireless not to work (System specs included)

SYSTEM SPECS: Macbook Pro (64 bit), Ubuntu 14.04, kernel version: 3.13, graphics drivers: nvidia-331 Recently I've been experiencing wi-fi problems on a regular basis in 14.04 with kernel ...
1
vote
1answer
547 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 ...
0
votes
0answers
19 views

Binding device to a driver module

I'm trying to understand better the process of binding a device to its driver. I have an USB tool (In System Programmer for Arduino) whose Id (Product and Vendor) are known. The driver, cdc_acm.ko, ...
0
votes
2answers
81 views

How to upgrade to the latest Kernel? [duplicate]

I would like to upgrade to the latest 3.17 Linux Kernel because it has support for the Xbox One Controller and I really want to test it out. I am running Ubuntu 14.10 64bit with the latest ...
0
votes
0answers
9 views

Compile kernel with specific config [duplicate]

I am on ubuntu and would like to compile a kernel + Con Kolivas patch for my netbook (with lubuntu) . The problem is my netbook is 32 bit and my ubuntu pc is 64 bit. If I take the .config from the ...
0
votes
0answers
12 views

I am trying to analyze microphone data using these codes but all I get is that the jack is not turned on [closed]

#!/usr/bin/env python import pyaudio import struct import numpy as np import math import sys FORMAT = pyaudio.paInt16 CHANNELS = 2 RATE = 44100 BLOCK_DURATION = 0.05 FRAMES_PER_BLOCK = ...
0
votes
0answers
25 views

/lib/modules/3.8.13/build folder missing

I am installing a Wi-Fi driver on to my BeagleBone Black with Angstrom running. As I was compiling the driver I got this error root@beaglebone:~/Desktop/WLAN-AIO-OSR/build# make BOARD_TYPE=arm ...
0
votes
1answer
173 views

Upgrading to 3.18 kernel causes wireless not to work

So I got the 3.18 kernel working on my system (I can boot into Unity now: hooray!). Unfortunately, this seems to have broken my wifi. Wired ethernet is still working, but Network Manager isnt ...
0
votes
0answers
15 views

How to build extra kernel package that contains aufs.ko module?

How to build extra kernel package that contains aufs.ko module? Thanks. We used these options which did not generate linux-image-extra package for our flavor. AUTOBUILD=1, full_build=true
1
vote
3answers
2k views

How to install needed Qt packages to build kernel on 14.04?

I'm going to compile kernel on Ubuntu 14.04 64-bit, so I start with installing packages that I need: sudo apt-get install build-essential bin86 kernel-package libqt3-headers libqt3-mt-dev wget ...
1
vote
1answer
3k views

kernel panic-not syncing: VFS: unable to mount root fs on unknown block(0,2)

I'm so new to Linux and suddenly found the error message appear when i boot after i click install ubuntu Kernel Panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,2)
2
votes
3answers
3k views

Ubuntu 13.04 installation issues: unable to handle kernel paging request error

I wish I could say that I’ve done more for the Linux community as of recent but I am very VERY new to all of this and I feel very much in over my head. I figured I would install Ubuntu. on my computer ...
0
votes
0answers
28 views

Installation Error :(

I tried Ubuntu 14.10 (64 & 32 Bit) & Ubuntu 12.10 (64 & 32 Bit) I get this error every time I select & entered "Install Ubuntu" I am installing Ubuntu using a USB [21.317787] Kernel ...
0
votes
1answer
222 views

USB Bluetooth Adapter Not Working in Ubuntu 14.04

I have a USB Bluetooth adapter (0a12:0001) that has some problems under Trusty. It works about 50% of the time, and if I unplug it and reconnect it, then it works again. I know this is a known issue. ...
1
vote
1answer
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 ...
0
votes
1answer
41 views

fatal error: linux/err.h: No such file or directory [duplicate]

What package should install for this header (err.h) is available? I need this library (linux/err.h) to compile a proprietary driver (kernel module) in Ubuntu 14.04 Server/Desktop 64bits
0
votes
1answer
40 views

Safely remove old files in /boot [duplicate]

which of these files is safe to delete to free space in /boot? For future needs, how can I know which files are in use and which ones are obsolete? Thanks root@ubu:/boot# ls -l total 153003 ...
0
votes
1answer
19 views

Run modprobe on startup

I need to run "sudo modprobe wacom" at startup to prevent an unrecoverable kernel panic (a blackscreen drop to terminal with repeating 1second audio looping and zero responsiveness) from occurring ...
5
votes
3answers
2k views

List of Ubuntu Versions with Corresponding Linux Kernel Version

Is there a list of Ubuntu versions with default corresponding Linux kernel versions somewhere? I would specifically like to know the most recent version of Ubuntu that still used Linux Kernel 2.x.
0
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0answers
16 views

NON-PAE Laptop Dell Latitude D620 [duplicate]

How to install Ubuntu 14.10 on a laptop without PAE? ( Dell Latitude D620 RAM 1 Gig HD 30 Gig )
0
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0answers
64 views

Kernel panic while installing CentOS 7 in VirtualBox

I have a laptop with Xubuntu desktop 14.10 , and I installed VirtualBox and updated it to the latest version . I'm trying to install CentOS 7 (source downloaded from the official site) as a VM, ...