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

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1answer
79 views

Messy partitions: How do I fix my HDD and SSD partitions from a USB?

So after finding out I gave my external HDD 250 MB instead of 250 GB I tried to fix it by changing the partitions around with some popular software. Told me to restart my PC. Now every time I try to ...
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0answers
31 views

audit tool is unable to capture the bash(write operations) events

I have the following configuration in my system OS : ubuntu 14.04 Kernel version : 3.13.0-32-generic I have following rules in my audit.rules file. -w /etc/ -p wa -k ...
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89 views

Wifi drops on apt-get update ubuntu 15.04

need help with Ubuntu 15.04, i updated the kernel to 4.0 and i don't know if that's the reason but the wifi broke on trying on update, be it with the software updater or apt-get update && ...
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3answers
8k views

Kernel Panic - Not syncing: Attempted to kill init! exitcode=0x00000009

I have a laptop that came pre-installed with Ubuntu 14.04 and has had minimal issues until now. Upon booting I am presented with the following kernel panic: After forcefully shutting down the ...
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0answers
85 views

Ubuntu 14.04 Server Keeps hanging, please help!

Have several servers all identical running compute services for openstack. All except one work fine. The one and only server randomly freezes and I can only do a hard reboot to restore it. When ...
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1answer
301 views

Ubuntu 14.04.02 downloads lts utopic kernel

So an update just came up for me asking to install kernel stuff, and I looked into it. It turns out it was going to install the 14.10 (utopic) lts kernel (linux-image-generic-lts-utopic) along with ...
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1answer
253 views

Ubuntu 14.04 = fn+f2/f3 (backlight) keys not working

With 14.04 LTS Ubuntu (64-bit), using any of the offered kernel solutions (including ones from the newer releases up to 3.19), f2/f3 brightness controls fail to register. As a matter of fact key ...
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0answers
357 views

Ubuntu Mate (raspberry) upgrade kernel Version

I have the latest Ubuntu-MATE image on my raspberry. I configured rpi-update from github but it is not upgrading kernel version although it says that it has upgraded it. However the latest kernel ...
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0answers
87 views

Cpyrit Installation help

I keep having trouble installing cpyrit error is as follows Precision-M4600:~/Downloads/cpyrit-cuda-0.4.0$ python setup.py build The CUDA compiler and headers required to build kernel were not found. ...
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1answer
98 views

Upgrading to newer kernel

I am running Ubuntu 14.04.2 with kernel 3.13. After a recent update of the kernel, my VMware Player installation stopped working. I would like to upgrade to the newer 3.16 kernel which comes with ...
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0answers
18 views

14.04 Booting Issues

after almost 1 year of use, right after the last update i've started having issues in booting. If i try, that's what i got: [ 0.747081] CPU: 1 PID: 1 Comm: swapper/0 Not Tainted 3.13.0-33-generic ...
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1answer
905 views

pci-stub not claiming radeon card, only the audio device, radeon driver claiming graphics instead

im trying to bind my spare radeon card to pci-stub on kubuntu 15.04, ive got this for my boot options dmesg | grep pci-stub [ 0.000000] Command line: BOOT_IMAGE=/vmlinuz-3.19.0-15-generic ...
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0answers
70 views

Virtual box says kernel driver not found

Every time I click on my virtual OS it says Kernel driver not found. I have tried sudo /etc/init.d/vboxdrv setup but it didn't work.
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2answers
77 views

Trouble updating drivers on my AWUS036H USB wireless card

I am following this guide to update my Alfa card to the latest drivers. When I run the make command I get multiple errors.
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1answer
53 views

Why doesn't Ubuntu repos for Aarch64, ARM, PowerPC have debugging symbols?

I'm trying to get kernel debug symbols for architectures like Aarch64, ARM and PowerPC on qemu; but it seems like the repositories don't have kernel debug symbols. Why aren't there packages that have ...
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1answer
172 views

Can't boot ubuntu, showing GNU grub menu instead [closed]

I can't boot Ubuntu, instead it shows me the GNU Grub menu. Until yesterday, it worked fine but now it's stuck at gnu grub menu. The items in the gnu grub menu are: Ubuntu, with Linux ...
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0answers
219 views

virtualbox shared folder - kernel headers not found

I have read those questions: Why can't I access a shared folder from within my Virtualbox machine? and Error: kernel headers not found. (But they are in place) The second question equals mine, ...
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206 views

Why are the official/stable 4.* kernels marked unstable?

Kernel.org shows 4.1.1 and 4.1.2 as stable. Why then, are they named *-unstable/* here: http://kernel.ubuntu.com/~kernel-ppa/mainline/
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1answer
16 views

Deleted all zmlinux's from /boot. Can't boot into anything now

I recently deleted all my vmlinux's in /boot for some reason (a bad misunderstanding between vmware and vmlinux...). Now I can't boot into any other OS's. For some reason I can boot into my ...
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1answer
48 views

How can I let the kernel be updated automatically?

I have Xubuntu 14.04 on my computer. The new stable kernel ver 3.16 have been released for a long time. But, the updater cannot install the new kernel automatically. So I had to install it myself. I ...
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1answer
972 views

Kernel Panic when attempting to boot Ubuntu 15.04 CD on older computer

I have an older machine that I would like to install Ubuntu to. When the computer sees the CD and attempts to boot from it, the Ubuntu colour will appear and the accessibility and keyboard icons will ...
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1answer
1k views

How to find the built-in bluetooth adapter in Toshiba satellite c55-896 laptop

I have been using Ubuntu for over a year, but recently I have encountered an old problem again. When I First installed Ubuntu, it said 'No adapter found' in the Bluetooth section. I want to buy a ...
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1answer
1k views

Unable to compile Broadcom wireless driver on kernel 4.x update

I can not manage to get the wifi works when updating my kernel to 4.x. During the installation, the Broadcom wireless driver failed to compile. I am getting this error : Error! The dkms.conf for ...
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0answers
59 views

Setup cross-compile env. in eclipse for Kernel API

I'm cross compiling for a beaglebone black (that is running debian) on ubuntu and I want to make Kernel API calls from module.h, kmod.h, or firmware.h and those don't appear to be in the ...
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0answers
37 views

ubuntu 12.04 server livecd install with modules that aren't available in the generic header

I'm trying to install ubuntu on a device with SAS drives. For this to work I need the kernel module mpt3sas. I would need this module to be loaded on startup or do it manually(modprobe) However, it ...
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176 views

modprobe mpt3sas not found in ubuntu installation but should be

I'm trying to install ubuntu server 12.04.4 LTS on SAS drives. I'm booting the installation off of a live install usb. The problem is that ubuntu cannot detect any of these SAS drives. The proper ...
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1answer
97 views

update, dpgk broken

I just upgraded to 14.04 now when I try to upgrade I get: Reading package lists... Done Building dependency tree Reading state information... Done You might want to run 'apt-get -f install' to ...
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1answer
556 views

modprobe loads incorrect directory, or maybe it's depmod generating the wrong directory path? Linux can't locate modules.dep either way!

On a fresh install of Ubuntu 12.04 (disc check and md5sums all OK) I get this error on startup, which renders the mouse and keyboard non-functional after booting from grub; modprobe: FATAL: Could ...
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1answer
1k views

Ubuntu 15.04/kernel 4.0.1, tpm error (7) occured

I have installed Ubuntu 15.04. Once I had installed all updates, I ran into this error: [ 4.124110] tpm_tis 00:00: A TPM error (7) occurred attempting to read a pcr (I took a picture but it blurs ...
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0answers
51 views

Is it possible to customize the kernel when customizing a Live CD?

I am customizing Ubuntu Live by following this answer in order to obtain my preferred ISO. This method is fine, and I have made it work with Ubuntu, Xubuntu, v12, v14, and even Kali Linux. But it ...
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1answer
139 views

failed to sudo update-initramfs -u -k 4.2.0

update 1 https://drive.google.com/file/d/0B2PgRKgeBo5ZbUpnQ0ZVdExpdkU/view?usp=sharing after compile kernel and make install and can not boot , due to error VFS, can not mount fs then try sudo ...
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2answers
579 views

Kernel upgrade breaks NVIDIA. Am I stuck with the same kernel forever?

I switched to Ubuntu ~3 months ago and it is an incredible way to interact with a computer. I ran into a snag last night after a restart. I fixed the issue, but it left me with some questions. ...
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3answers
1k views

Cannot apt upgrade due to kernel package problems

an Ubuntu 14.04 LTS user here. Basically I had a problem when running sudo apt-get update sudo apt-get upgrade An error code was returned by dpkg because the Linux kernel package 3.13.0.57 was ...
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0answers
22 views

Ubuntu 15,04 installation

I downloaded ubuntu 15.04 desktop for acer emachines e627. Now made a bootable usb drive out of it using Universal USB Installer. Rebooted and selected flash drive as boot priortized option too. I am ...
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1answer
55 views

Kernel compilation questions

I am compiling the kernel, purely as a learning exercise. Its good fun and I get a kick out of this type of thing. I have a few questions regarding kernel compilation. Can I always compile the ...
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1answer
496 views

VirtualBox error kernel headers

I'm with Ubuntu 15.04 and I'm trying to create an emulator (genymotion), but when run virtualbox, i got the error: Stopping VirtualBox kernel modules ...done. Uninstalling old VirtualBox DKMS ...
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0answers
184 views

Apt-get & software updates failure: Unmet dependencies with kernel package, no diskspace?

Using ubuntu 14.04 LTS with GNOME Classic desktop i can't install the latest upgrades. Most important update is ubuntu base linux kernel updates. Error message: Check if you are using third party ...
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65 views

Why does update-grub run so much?

For no good reason I currently have three versions of the kernel being maintained on my computer (3.13, 3.16 and 3.19). This means when a security fix drips back, I end up with three kernels being ...
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68 views

Kernel debug symbols for ARM64 Trusty

I have qemu running ARM64 Trusty image that I obtained from the ubuntu website. The image name is ubuntu-core-14.04.1-core-arm64.img. I'm trying to install kernel debug symbols onto the image. ...
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1answer
57 views

4.0.6 kernel in which ubuntu version?

I think kernel 4.0.6 came with l2tp vpn support which is a must for me. (its so in another distro) Is there any xubuntu version that officially supports it or comes with this kernel? I know that there ...
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0answers
63 views

Invalid or corrupted kernel image while booting from virtual machine

When I tried to install Ubuntu 14.04.2 LTS on my laptop using vmware , the screen showed "Invalid or corrupted kernel image" at first and later showed "/casper/vmlinuz.efi: not found" .When I searched ...
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2answers
554 views

/casper/vmlinuz.efi: not found for ubuntu 14.04.2 LTS

/casper/vmlinuz.efi: not found is the error that is shown when i tried to start ubuntu for using vmware by downloading an .iso file for Ubuntu 14.04.2 LTS. What should I do now ? Also , when I ...
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0answers
140 views

Experiencing kernel panics, freezing and network errors. Please help!

I've had my own home server now for approximately 4,5 years and it's been running fairly smooth except for some disk breakdowns etc. Although, at various times I've been having issues where the server ...
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0answers
61 views

Deleted kernel in Ubuntu

So I was cleaning boot partition and apperently deleted the current kernel alongside the old ones, since after this opertaion I wasn't able to boot any longer. I found some answers to this problem ...
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1answer
107 views

Kernel Not Installing

I followed the exact steps from here and installed MPTCP Kernel on Ubuntu 14.04 on a system. I had to reinstall Ubuntu due to some reasons, the same 14.04 version and now when I follow the steps I ...
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0answers
1k views

Upgrading kernel, Warning message

When I upgraded the kernel to the current version 3.19.0-22-generic I got the following message: Jul 7 13:18:49 ubuntu kernel: [ 717.001387] Jul 7 13:18:49 ubuntu kernel: [ 717.001387] ...
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0answers
47 views

Why does 3rd digit in Ubuntu kernel version not match 3rd digit in its mainline upstream kernel version number?

From the Ubuntu Kernel FAQ ( https://wiki.ubuntu.com/Kernel/FAQ ) : Given an Ubuntu kernel package version how do we find the release it is from? The kernel package version is of the following ...
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0answers
51 views

CPU Governor Not 'Idling' After Kernel Update

Last night, my laptop running Ubuntu 14.04 asked to update the kernel to 3.16.0-43. I noticed this morning that Conky is now reporting that my CPU is running around max all the time now. Before ...
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2answers
205 views

gdb - load kernel module for remote debugging

Ubuntu 14.04 LTS: peter@peterubuntu0:$ insmod mymodule peter@peterubuntu0:/sys/module/mymodule/sections$ cat .text .data .bss 0x0000000000000000 0x0000000000000000 0x0000000000000000 So how do I ...
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2answers
545 views

Can't Login after kernel 3.16 upgrade

I was running 14.04 and everything worked great till I installed Kernel 3.16 with the command sudo apt-get install linux-image-generic-lts-utopic and rebooted. Now I am unable to login. It boots up ...