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

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4
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1answer
1k views

Login loop in 15.04 after upgrading to kernel 3.19.0-26-generic

Today I've updated the kernel from 3.19.0.25-generic to 3.19.0.26-generic, and now I get a login loop. After I input the (correct) password, the login screen keeps reappearing over and over. If in the ...
0
votes
1answer
138 views

dpkg a linux-image package fails with character `~' not allowed

sudo apt-get download linux-image-3.19.0-25-generic will download the package: linux-image-3.19.0-25-generic_3.19.0-25.26~14.04.1_amd64.deb and trying to list (or install) with: dpkg --listfiles ...
0
votes
0answers
78 views

Xubuntu - Kernel panic

I'm getting a sudden kernel panic error out of no where. I even tried Boot-Repair but ended up with no luck Here's my boot-repair information - http://paste.ubuntu.com/12107541/ I'm wondering is ...
0
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0answers
26 views

New 12.04 Ubuntu install with kernel bug message on start?

I just installed a new fresh Ubuntu 12.04.5 on a Dell laptop, I had 14.04 but as I really love 12.04 stability I decided to get back to it. I have a Windows installed alongside which I just keep to ...
1
vote
1answer
2k views

Boot into new linux kernel 4.1.4 Ubuntu 15.04

I installed the a new linux kernel(4.1.4) in Ubuntu on my MacBookPro (Take not I am using rEFInd to dual boot ubuntu and OSX) but Ubuntu doesn't boot into the newer kernel. When selecting os to boot ...
0
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0answers
36 views

Not getting logged in after upgrade to Ubuntu 14.04

Just after I upgraded my laptop (Ubuntu) Now it was getting console on booting. I used shift to select previous version of kernel. And its going to login screen ,but still after valid password its ...
0
votes
3answers
125 views

Ubuntu 15.04 VM too laggy

I'm running Ubuntu 15.04 as a Virtual Machine in VirtualBox on a Windows machine. I have 3D acceleration enabled, as well as all the fancy CPU features. In other words, pretty much my whole CPU and ...
0
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0answers
10 views

My screen got dead and started displaying KERNEL PANIC error [duplicate]

I was just viewing my class lecture presentation while I got this unknown error titled: Kernel Panic How did I get this and it was so powerful that I could not turn off my laptop by pressing of ...
0
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0answers
94 views

Kernel panic with bcmwl module

Recently, I have bought a Lenovo Yoga 3 Pro laptop and installed ubuntu 15.04 on it. After booting into a live session to install, wifi was not working. I googled that i have to install bcmwl-kernel-...
0
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0answers
45 views

Update a kernel git tree checkout of an old release to current release, instead of full download?

I have an old checkout of git://kernel.ubuntu.com/ubuntu/ubuntu-trusty.git. I want to have a checkout of the vivid.git tree instead. Do the trees have a common ancestor (in the git sense of an ...
3
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0answers
2k views

module verification failed: signature and/or > required key missing - tainting kernel

i am newbie in linux device drivers,after installing the driver in ubuntu 14.04 it showing the message module verification failed:signature and/or required key missing-tainting kernel for my module ...
0
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0answers
203 views

Problems with Logitech Orbicam webcam image - Take 2

I believe i have the same problem described in this question: Problems with Logitech Orbicam webcam image I have a Acer Aspire 5612WLMi with Lununtu 15.04 (Kernel 3.19.0-25-lowlatency), the relevant ...
0
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0answers
35 views

Fresh install on Lenovo Thinkserver TS130

I've tried installing several builds of Ubuntu on this Lenovo Thinkserver TS130, and cannot get one that will boot without any user interaction. The build I'm working on is the 14.04.1 downloaded from ...
0
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0answers
67 views

Kernal Panic on ubuntu 15.04

I came up with a kernel panic error on 15.04. It says end kernel panic -not syncing..unable to mount block(0,0) Can anyone help me out with this??
0
votes
1answer
483 views

Unable to load Kernel module "uio:

I am using a Ubuntu-14.04 server image. I want to load kernel module name "uio" but I am getting the following error. sudo modprobe uio modprobe: FATAL: Module uio not found.
0
votes
1answer
71 views

Creation and deletion of a file at system level [closed]

What happens at the kernel level when someone creates or deletes a file (including all the housekeeping activities)? I have done some googling around but I couldn't find a good answer. Please excuse ...
0
votes
0answers
146 views

Install linux 3.8.1 and wrapfs 3.8.13 in Ubuntu 14.04

I want to install and compile linux 3.8.1 and wrapfs 3.8.13 in Ubuntu 14.04. For this, I followed all the instructions on this post: Howto Compile and Install Linux Kernel 3.8 / 3.0 in Ubuntu 12.10, ...
2
votes
1answer
111 views

Screen freezing or 2 finger scrolling don't work

I have problem with my Ubuntu kernel and I don't know what to do. All my upgraded kernel from this moment: 3.18.0, 3.18.3, 3.19.0-23, 3.19.0-25 have randomly moment with it make my pc freezing or ...
0
votes
1answer
155 views

/boot continues to be above 90%

I have checked my installed kernels www-data@May:~$ dpkg -l linux-image-\* | grep ^ii ii linux-image-3.13.0-57-generic 3.13.0-57.95 amd64 Linux kernel image for ...
0
votes
0answers
63 views

Upgrade 14.04 kernel without upgrading xorg

If I upgrade the 14.04 kernel to 3.19 using the linux-generic-lts-vivid package but I don't upgrade the xorg packages, will that cause an issue?
1
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0answers
44 views

no suitable module for running kernel found after update

after some update of 12.04 at start up, black screen shows up with things written on it and there's an error. a red star and then "no suitable module for running kernel found". I have only one option ...
5
votes
1answer
2k views

VirtualBox kernel issue. 3.19.0-25-generic [closed]

I am attempting to setup virtualbox on a new unbutu install and have been running into issues. I have uninstalled and reinstalled multiple times and issues continue. I tried removing autocleaning out ...
0
votes
1answer
646 views

How to get the new kernel when upgrading from 14.04.2 to 14.04.3

After upgrading to 14.04.3 from 14.04.2 (started with 14.04.1), my kernel is still at 3.13.0-61-generic — I'm expecting a variant of 3.19. How can I upgrade to include the default kernel from ...
1
vote
0answers
64 views

Onboard does not work with touch

Onboard (the Ubuntu default onscreen keyboard) is working fine basically, but it does not work with touch. But this is what I need it for. I just can't press any button. I can press Onboard buttons ...
0
votes
1answer
50 views

How can I install sebek?

I want to install a sebek client in my Ubuntu which arose so many problem. First of all, I can't get a sebek client whose version likes 3.2.0b. It still failed when I got a sebek soruce code because ...
0
votes
1answer
130 views

Need help please, ClamAV shows 3 infected files /initrd.img: Symbolic link, /initrd.img.old: Symbolic link, /vmlinuz: Symbolic link

Could anyone please help me with the 3 infected files that clamav shows me. I ran clamscan -r / which showed infected files - 3 Next I ran clamscan -v / which showed these files /initrd.img: Symbolic ...
0
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0answers
54 views

Not able to boot after installing latest kernel Ubuntu 14.04

I am trying to build and install kernel on my Ubuntu machine. I downloaded source code of kernel 4.1.4 and installed it using $sudo make modules_install install I am getting error, Could not mount ...
0
votes
0answers
237 views

Kernel problem(KernelOops)

sometimes(almost every time) when I've put my PC on Suspend and after that I've open again, it's blocked, more exactly I can't move anything or open anything... I can't do nothing on it so I'm force ...
0
votes
0answers
52 views

How do I load Ubuntu from GNU Grub?

I've been trying to find out how to load unbuntu for a few days now, but I am at a point where I have no clue what I am doing... I'm not that savvy when it comes to Linux OS anyway... I've read this: ...
1
vote
1answer
153 views

Skip updating certain updates in apt-get

A couple of months ago I started following tutorials about updating to the latest stable version of the Linux kernel for Ubuntu -which is currently 4.0.9. The updates where flawless and I noticed my ...
2
votes
2answers
361 views

Revert to Utopic Stack on 14.04.3

I bounced from perfect 14.04.1, to Freya, to 15.04 and lastly 14.04.3. I couldn't find 14.04.1 on the Ubuntu website. Once I left Freya, I started having issues, every time X was started, there was a ...
0
votes
1answer
35 views

15.04 - Delays after logging off

Preparing Windows 10 arrival and refusing to let Microsoft or any other company to watch my activity, I finally also installed Ubuntu on our family computer in the leaving room after using it on my ...
0
votes
1answer
406 views

dkms hangs when installing kernel

I am using Ubuntu GNOME 15.04. I want to use MPTCP, for which I have downloaded and compiled the modified kernel (https://github.com/multipath-tcp/mptcp, branch mptcp_v0.90). I need at least kernel 3....
0
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0answers
376 views

SD Card Reader does not work with 14.04 and Dell Latitude e7440

I'm working with 14.04 with Xfce-Desktop. Because I work with 2 monitors I use the Ubuntu-Kernel 3.19. But since I've installed it my SD-Card Reader does not work any more. Can anyone help me?
0
votes
1answer
373 views

Is it safe to install kernel 4.1.3 lts (latest version) on Ubuntu 14.04 LTS?

As we already know Kernel version 4.1.3 LTS is announced but Ubuntu 14.04 LTS is still using kernel 3.13. What could be benefits to install latest kernel version on Ubuntu 14.04 LTS. Also, I don't ...
0
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0answers
186 views

How to diagnose terrible performance on 15.04 kernel 3.19.0-25-generic

I am getting really bad performance running on my desktop machine since upgrading to kernel 3.19.0-25 and would like to know how to diagnose this. My suspicion is that it is something to do with IO ...
0
votes
0answers
21 views

Crash after loading kernel (installation)

I tried to install ubuntu on my samsung p560. Right after loading the kernel the system crashed and just reboots. So I tried installing with acpi=off noapic nolapic options. Then installation ...
4
votes
1answer
349 views

Kernel drive in use is not Nvidia

I am trying to install NVidia drivers on Linux mg-Ubuntu 3.16.0-45-generic #60~14.04.1-Ubuntu . Here is screen shot from GTK; And also in here is from Nvidia settings; However when I tried to ...
1
vote
1answer
59 views

midi controller issue; unable to enumerate usb devices during boot

I have a lenovo thinkpad with a firewire express adaptor card that I recently setup for recording. I connect my maudio controller either/and via 5 din midi to my audio interface or via usb to my ...
0
votes
1answer
132 views

How can I download the source code of kernel 3.5.0-17-generic image shipped with Ubuntu-12.10

Where can I get the exact source code of linux kernel version 3.5.0-17-generic which is shipped with Ubuntu 12.10 ?
0
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0answers
152 views

Dell Inspiron 3000 14" With Ubuntu Kernel Panic

I have the Dell Inspiron 3000 with the 14" display, Pentium Quad Core processor, and 4GB RAM that comes preinstalled with Ubuntu 14.04. It had been working very well, until some time last week, when ...
1
vote
2answers
64 views

Where to put .config file when recompiling kernel?

I am following the steps here to rebuild a kernel on a VM: https://wiki.ubuntu.com/Kernel/BuildYourOwnKernel I have a .config file that I want to use to build it. Where should I put this .config ...
0
votes
1answer
668 views

How to properly update the kernel

According to this page, the BCM43340 Broadcom chipset is supported in kernel 4.0+. After booting this kernel on a machine, the network card was still not detected. On the other hand, it seems that ...
1
vote
1answer
160 views

Is there a boot option to modify key repeat behavior?

Is it possible to specify a boot parameter to either modify the delay-until-key-repeat begins? ...or to simply turn off key-repeat entirely, like xset r off would do once I was logged in? I see there ...
0
votes
0answers
27 views

Kernel crash sometime

know anyone how I can fix my kernel? Sometime it crash... All my PC in that moment are freezing and I can't do anything, just after I reset my PC. And after it is turning on it show me that error ...
0
votes
0answers
38 views

Mouse not working ubuntu 12.04 LTS after downgrading kernal

Beginner here,I recently downgraded my kernal in Ubuntu 12.04 so I can install my amd driver (not yet tried) but there's only problem in this kernal my mouse can't move.Keyboard works fine ,I can open ...
6
votes
2answers
181 views

Change ethX index

When I run ifconfig in one of my machine I saw these. The Q is where does the index eth3 and eth4 from? Is there a way to change them to eth0 and eth1? $ ifconfig eth3 Link encap:Ethernet ...
3
votes
1answer
4k views

bonding virtual network interfaces in ubuntu

I have one physical interface(eth0) and two virtual interfaces(eth0:1, eth0:2) , both of virtual interfaces have Public IP addresses. I want to bond these two virtual interfaces into bond0, As you can ...
0
votes
1answer
43 views

need help updating Ubuntu to kernel 3.19

please help me update the Ubuntu kernel i updated to 15.04 vivid and it installed kernel 3.13.0-46-generic i want to get 3.19 to resolve a blue tooth error on boot please help me to update for iam a ...
1
vote
1answer
858 views

No linux-tools for stable kernel release

I can't install and use perf tool on my linux server: Linux vzu01-ubuntu 3.16.0-30-generic #40~14.04.1-Ubuntu SMP Thu Jan 15 17:43:14 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux root@vzu01-ubuntu:~# apt-...