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

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177 views

Warnings during kernel compiling

I'm compiling custom kernel and during the process I'm getting warnings such as: drivers/isdn/hardware/eicon/message.c:6115:1: warning: the frame size of 1184 bytes is larger than 1024 bytes ...
2
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3answers
6k 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 ...
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0answers
612 views

Ubuntu 14.04 kernel update

I have a problem with updating the kernel on ubuntu 14.04, the system detects the updates and the latest version is installed, and unfortunately when I start ubuntu I always find the old version or ...
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1answer
152 views

Which more can I remove from my /boot in order to get space?

I'm using ubuntu (3.13.0-34). I installed it, left 300M for boot, but seems that it was not enough anymore. I follow some instructions here and removed all older kernels from it. /dev/sda6 277M ...
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0answers
171 views

Ubuntu crash. Maybe “mtrr”?

I've a problem with Ubuntu 14.04. It block. The "capslock", and "numlock" doesn't work. I must do a reset (with the button). The mouse don't move anymore. I've desactivate "zram" now. Here a part of ...
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0answers
44 views

Could you advise which ubuntu kernel git repo contains kernel 3.14.17?

Could you advise which ubuntu kernel git repo contains kernel 3.14.17?
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0answers
63 views

Ubuntu Sony Vaio VPCZ 133

I tried to install Ubuntu 14.04 on my sony vaio vpcz 133. It freezes after login into the system. So I go back and install the 12.04, works great. I'm planning to install the laptop mode tools on it. ...
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0answers
225 views

Is it safe to install kernel 3.6 on ubuntu 14.04

This question might sound stupid but pardon me as i'm still new to linux..but i've been having some problems with my Railink RT3290 Wireless driver and i'm running kubuntu 14.04.i've tried so many ...
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0answers
121 views

Build identical ubuntu kernel packages

I compile my own patched version of the upstream linux-kernel. Until now I have always used make-kpkg, by running CONCURRENCY_LEVEL=9 fakeroot make-kpkg --initrd --append-to-version=-patched ...
3
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4answers
4k views

elantech touchpad - multi touch is not working for kernel 3.13.0-35-generic

I recently updated my kernel to 3.13.0-35-generic,after update my elantech touchpad multi touch stopped working I tried fixing it from here ...
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0answers
95 views

How to debug NIC failure?

I'm experiencing failure of an ASIX AX88179 NIC inside a USB 3.0 3 ports hub plugged into USB 3.0 port of a Lenovo IdeaPad Z500. The PC has another NIC which is not used while the failing device is in ...
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2answers
52 views

apt get upgrade third party modules and manually installed packages doubt

I'm wonder what will happen to manually installed packages and kernel modules (third party ones) when doing an sudo apt-get upgrade.
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1answer
161 views

Setting up lubuntu to access /usr/src/linux-headers-3.1.x.xx?

I need to access a block of memory assigned by a FPGA to a PLX chip. Now I dont think that will be to much of a problem accept when I try and use the /include/linux headers they seem to be somewhat ...
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0answers
17 views

Get notified on process close

We have a driver which keeps some objects on a per process basis. These objects need to be cleaned and freed when those processes close. Is there a way to get notified (in a kernel driver) of those ...
0
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1answer
208 views

Clean install of 14.04 gives endless “Wrong Mac address”

I booted my laptop with a USB with Ubuntu 14.04, and verified that 14.04 is working fine, and my internal drive is intact and working. Then I hit install. The install program worked the first couple ...
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0answers
31 views

Can I use my serial receipt printer as an emergency console?

I recently came into possession of a serial receipt printer and I would like to know if I could use it as an emergency print-out console for the following purposes: Kernel Panic (Stack Traces) Any ...
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0answers
45 views

Error While installing Kubuntu 14.04 in Virtual machine

Running Kubuntu 14.04 in Virtual machine Gives me an Error :- Boot : could not found kernel image : vmlinuxz.efi how can solve these ?
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1answer
2k views

BCM4352 offical dell driver installation problem

I've downloaded dell ubuntu 12.04 drivers and un-tar the package. Then enter the approprite folder to install as specified in first and one answer this question. First i've installed it with double ...
43
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2answers
37k views

How do I re-run boot loader?

Running sudo apt-get -f install said that The link /vmlinuz.old is a damaged link and: you may need to re-run your boot loader[grub] Here's the full output: user@chrubuntu:~$ sudo apt-get -f ...
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0answers
207 views

USB device fails to enumerate using xHCI

I'm trying to connect a ARM development board (precisely a Nucleo Board F401RE) through a USB port but, mostly, it fails to enumerate and I get these messages using dmesg [ 4788.675352] hub 3-0:1.0: ...
0
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1answer
79 views

using packagemanager to uninstall latest kernel?

The last update (I updated 9/1/14) to the kernel broke my boot. I was able to boot into the previous kernel. I think the version that was stable was 3.13.0.34.40 and the update was 3.13.0.35.42--Is ...
1
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1answer
408 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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0answers
219 views

How can I load modules from /etc/modules before mounting local file systems?

I have modified /etc/fstab to mount a file system that requires a custom module. On two out of three systems, all running Ubuntu 14.04, I can simply add the module to /etc/modules and it will mount ...
0
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1answer
70 views

Ubuntu 14.04 does not start installation

I'm trying to install Ubuntu 14.04 on a PC with UEFI and windows 8.1 x64. I am using a usb installation, ubuntu starts and show initial purple screen, after I get the following screen And the PC ...
1
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2answers
129 views

Ubuntu Won't Let Me Shutdown

I can use my laptop with out any problem for a while ( sometimes around 12 hours and sometimes just half an hour ), then suddenly one by one, the applications will be closed. I can't shutdown. So I ...
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0answers
77 views

laptop sees two connections when HD TV is plugged, but no image

With Apple Macbook Air 1,1 (Early 2008) and Ubuntu 12.04 with kernel Linux 3.2.0-68-generic-pae, when I connect it to an HD TV via the micro-DVI to DVI (Apple adapter) --> DVI to HDMI (I tried two ...
1
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1answer
493 views

Chromium freezes after resuming from standby (Kubuntu 14.04)

Every time my laptop resumes from standby the Chromium browser becomes frozen. Graphically, it means that it leaves an unresponsive black square on the desktop. Sometimes, but not always it would ...
1
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1answer
390 views

After removing the latest kernel, how can I be notified of kernel updates again?

Yesterday, I updated all packages through the software updater. It installed kernel 3.13.0-35. When I rebooted, I would get a completely unresponsive blank screen, so I went back to the Grub menu ...
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0answers
64 views

How to select WNIC and bluetooth drivers

I'm a completely new and yellow Ubuntu user. I installed it yesterday on a old machine (Acer Aspire 3610). During instalation I had a problem - the process was hanging at "bcmwl-kernel-source". I've ...
6
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4answers
11k views

dpkg: error processing package linux-image-generic (--configure): dependency problems - leaving unconfigured

dpkg --configure -a Setting up linux-image-3.13.0-35-generic (3.13.0-35.62) ... Running depmod. update-initramfs: deferring update (hook will be called later) The link /initrd.img is a dangling ...
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0answers
219 views

3.13.0-35 kernel causing screen fliker

I just upgraded kernel to 3.13.0-35. My laptop screen started to flicker. I had to revert to an older kernel for the time being. Laptop model: TOSHIBA SATELLITE P205D-S7429. AMD X2 CPU Radeon ...
0
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1answer
664 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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0answers
110 views

linux-image-generic missing - is this a problem?

After removing old and unused kernels from my wife's laptop as per this question: What kernels & packages do I un-install? I thought I'd do the same on my laptop, since I've been running Ubuntu ...
0
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1answer
72 views

what does it mean to load a kernal image?

I came across the following statement .. When booting Linux, the boot loader is responsible for loading the kernel image and the initial RAM disk (which contains some critical files and device ...
0
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1answer
61 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 ...
0
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0answers
418 views

Pre requirements missing when installing oracle database 11g Ubuntu

I'm trying to install Oracle Database 11g on Ubuntu 14.04. At the middle of executing ./runInstaller I'm getting following messages saying about missing prerequisites. This is a prerequisite ...
1
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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 ...
4
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2answers
8k views

DisplayLink USB 3.0 Not working on Ubuntu 14.04LTS

I noticed this might be yet another DisplayLink outcry - but I thought I give it a go anyway. So the usual story - I have got a DisplayLink adaptor Kensington USB3.0 Video Adapter, and doesn't look ...
11
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3answers
12k 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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1answer
1k views

Error on installing upstream kernel

I tried to install latest upstream kernel(linux-headers-3.17.0-031700rc2-generic_3.17.0-031700rc2.201408251935_amd64.deb) from here but installation failed with this error: user@user-pc:~$ sudo dpkg ...
0
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1answer
208 views

WiFi interface doesn't come up

All of sudden, my builtin Wifi interface on the laptop (HP Pavilion dv7, running Ubuntu 12.04, kernel 3.2.0-64-generic) won't come up. # ifconfig wlan0 wlan0 Link encap:Ethernet HWaddr ...
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1answer
313 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 ; ...
0
votes
4answers
649 views

Dual boot 14.04 with Windows 7on second disk (sdb), BIOS loader

I have Windows 7 on a separate disk (sdb) as it came from the factory. To protect it I disconnected it while installing Ubuntu 14.04 on the sda disk. Then I connected the sdb drive and expected to see ...
0
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1answer
178 views

Ubuntu 14.04 Boot Problem

I am currently using windows 7 and wanted to try out Linux. I found out that Ubuntu is the most easy to learn Linux OS. So I create a Live USB of Ubuntu 14.04 with the help of the following link: How ...
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0answers
221 views

synaptics driver not workin with new kernel?

after I upgraded from kernel 3.13.0-29 my synaptics driver seems to stopped working. basic touchpad functions still work (this includes moving cursor and clicking) but no right click nor middle click ...
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0answers
630 views

How can I upgrade to Lubuntu 14.04.1 withot a PAE kernel?

On my Dell Latitude D800 laptop, which has an old Pentium M without PAE support, I was able to successfully install Lubuntu 14.04 from the CD. When I try to upgrade, I get the error: PAE not enabled ...
10
votes
1answer
11k views

How (recipe) to build only one kernel module?

I have a bug in a Linux kernel module that causes the stock Ubuntu 14.04 kernel to oops (crash). That is why I want to edit/patch the source of only that single kernel module to add some extra debug ...
0
votes
1answer
121 views

How to get data from semi broken micro SDXC card?

I used to have a 64GB micro SDXC card in my mobile phone. But last week, after the phone crashed and I had to restart it hard, the SD card was not mounted anymore. The phone tried for 5 minutes but ...
0
votes
2answers
575 views

Change clock resolution to 1000 Hz

I am running Ubuntu 12.04 and I need to change the clock resolution to 1000 Hz (now it's 250 Hz, the default value). I understand that I have to set it and then recompile the kernel, as for example ...
0
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1answer
88 views

dpkg reporting as installed, uninstalled kernels

I have run the following command to remove old kernels: dpkg -l 'linux-*' | sed '/^ii/!d;/'"$(uname -r | sed "s/\(.*\)-\([^0-9]\+\)/\1/")"'/d;s/^[^ ]* [^ ]* \([^ ]*\).*/\1/;/[0-9]/!d' | xargs sudo ...