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

learn more… | top users | synonyms (4)

0
votes
1answer
257 views

Kubuntu 14.10 kernel panic

I downloaded and burned the Kubuntu 14.10 amd64 iso. My laptop was running Kubuntu 14.04 amd64; it is a 4-year-old Dell Studio 17. When booting from the DVD, there is a kernel panic, unable to mount ...
0
votes
1answer
202 views

Problem compiling JOS - undefined reference to `__udivdi3' and `__umoddi3'

I'm taking a class on operating systems this semester and have ran into a problem while setting everything up. I cloned the git repository for the JOS operating system and would like to try to ...
1
vote
1answer
17 views

Load_Cycle_Cont increase quick / green hdd dead

an old bug is still there: I use a normal hdd, and the Load_Cycle_Count increade very quick. Every few secounds go the hdd to the park position and is wake up again. One hdd i lost because this bug. ...
0
votes
1answer
226 views

Dell XPS 13 9333, touchpad not working with kernel 3.16 in Utopic Unicorn

So I upgraded today my distribution, from 14.04 Trusty Thar to 14.10 Utopic Unicorn. I had issues with the touchpad on 14.04 (jumping cursor while typing stuff) and the Synaptics upstream driver ...
0
votes
1answer
65 views

How to reduce the size of kernel?

I want to delete some modules from my kernel so that the size of vmlinuz is reduced to 1mb in such a way that the kernel doesn't crash and it still works.
-2
votes
1answer
49 views

When will Linux support the more expensive GAMING USB peripherals? [closed]

Some Gigabyte keyboards still have unresolved compatibility issues from 4+ years ago. It's not just an Ubuntu failure this still on Fedora etc ... maybe a kernel error. Just google it "hid_max_usage ...
1
vote
0answers
23 views

Packet Traversal through Ubuntu kernel [closed]

I want to know how a packet is transferred in kernel? Like various calls while data is sent from socket and data is received in socket as well. Link to any other thread discussing/ blogs appreciated.
-2
votes
1answer
96 views

kernel 3.13.0-37 crased on ubuntu 14.04. also questions about 2 graphic cards

My question is about the linux kernel. It may be related to some issues regarding the video cards, that's why I mention them. I have Ubuntu 14.04, with linux kernel 3.13.0-37, on a Dell Vostro 3550 ...
0
votes
1answer
38 views

sporadically i get kernel panics Ubuntu 14.04 64 bit on my samsung

I have a samsung 7 chronos laptop with Ubuntu 14.04 64 bit. every so often just out of the blue it'll crash and I get a "kernel panic - not syncing; Fatal exception in interrupt" I have noticed that ...
0
votes
0answers
14 views

What does it mean if kern.log is not being updated?

Ubuntu 14.04, all up-to-date, KDE desktop. I went to mount a USB drive, but noticed that the icon for the drive wasn't there on the desktop. I did a sync (just for safety) and then removed the USB ...
0
votes
0answers
225 views

how to control overheating of acer aspire 4736Z laptop in kernel 3.13.0.37 ubuntu 14.04LTS

I have an Acer Aspire 4736Z laptop having Ubuntu 14.04LTS installed, recently it updated to kernel version 3.13.0.37. Now its always get heated lot, I think its FAN gets off, Even I have checked the ...
1
vote
1answer
43 views

Did the most recent kernel update break /etc/security/limits.conf?

We've been having some trouble with a server that's had automatic updates enabled on it. This past Monday, it seems that a new kernel was installed, and after rebooting our MySQL server started ...
0
votes
0answers
184 views

Gave up waiting for root device (and cannot find drive from usb live)

I am seeking help for a typical problem for which I have tried many solutions. The typical problem is the Gave up waiting for root device. Common problems: - Boot args (cat /proc/cmdline) - ...
0
votes
2answers
101 views

old kernel removal since lts/hwe

Since the move to 12.04 LTS/HWE, I now seem to have several linux kernel images stored. I don't really care about the detail of what is going on here, but want to know which of the old kernels I can ...
0
votes
0answers
824 views

signature and/or required key >missing - tainting kernel CrystalHD

I am running Ubuntu 14.04 32bit under Gnome on my plastic 2007 Macbook. The old laptop is still going strong, but I wanted to lesson the load on my cpu on video files. To do this I installed a ...
0
votes
0answers
33 views

How do I update a Intel536ep fax/winmodem driver installation for a newer kernel?

So I want to use my legacy PCI cards and USB winmodem on my Ubuntu 14.04, but I only found information for older kernels. What are the steps for this update/fix ? Please be helpful (step-by-step) ...
0
votes
0answers
74 views

How do I get and remove the kernel source code?

So after I read How do I get the kernel source code? apt-get source linux-source-x.y.z but what if I issued a "sudo" of the last command in the /usr/src, how do I remove it (uninstall) ? Do I ...
1
vote
2answers
15 views

Restricting resources of user applications

Sometimes, either because of a memory leak or the computationally-intensive nature of a program, applications can start to slow down and ultimately freeze the whole system by claiming too much RAM or ...
0
votes
0answers
26 views

Checking of Residues of Windows

Years ago I had Windows OS in my System. But I now I am using Ubuntu only. I have 3 partitions in my Hard Disc Device Boot Start End Blocks Id System /dev/sda1 * ...
0
votes
0answers
158 views

Safe to manually remove old 12.04.2 LTS GNU/Linux 3.2.0-70-generic after upgrade to 14.04.1

After do-release-upgrade from Ubuntu 12.04.2 to 14.04.1 and reboot, - server still start up in 12.04.2 LTS. Is it safe to manually remove old 12.04.2 LTS (GNU/Linux 3.2.0-70-generic in /Boot ?. I do ...
0
votes
0answers
24 views

I keep getting Kernel Panic with 14.04, it was fine until recently, any answers?

Roughly two weeks ago I started getting this kernel panic error on boot, I decided to make my machine just run ubuntu rather than have a dual boot of windows and ubuntu, so its on a formatted drive ...
0
votes
0answers
55 views

Lenovo P580 fan works when PC idle (14.04/64bit)

I have just updated Ubuntu from 14.04 (32 bit) to Ubuntu Gnome 14.04 LTS (64 bit). The fan will work extra even when the CPU is running at 45~55%. I have never had a single fan issue in any of the ...
0
votes
1answer
229 views

Make error on Nvidia drivers and kernel 3.17

I can't install nvidia-331-updates-uvm alongside with kernel 3.17 on Ubuntu 14.04. Here is the make.log of nvidia driver. Has someone solved this problem ?!
0
votes
1answer
452 views

I upgraded my 14.04 from kernel 3.13.0-36-generic to 3.13.0-37-generic and the system hangs

Everything works fine with kernel 3.13.0-36. After updating to the new kernel and rebooting, the video looks like it might not be right and the system hangs after logging in. Used grub to boot back ...
0
votes
1answer
65 views

How to load a different version of linux kernel?

I am currently using ubuntu 14.04 with the kernel 3.13.0-37-generic, I want to try booting from another kernel 3.17.01 (latest stable release). I have downloaded and built the 3.17.01 kernel from ...
0
votes
1answer
39 views

“BUG: scheduling while atomic: nc/3622/0x00000101”

I have noticed the below stack trace shows up in /var/log/kern.log. Running Ubuntu 14.04 on kernel 3.13.0-32-generic. This issue does not happen frequently. [ 410.671752] netfilter: module loaded [ ...
0
votes
2answers
314 views

Does Netflix need kernel 3.17 to work?

I am wondering if I need to update my kernel in order to get Netflix to work in Chrome. I have the latest version of Chrome installed, but whenever I try to watch something on Netflix, it says "oops, ...
0
votes
1answer
579 views

AMD legacy driver installation failed due to missing kernel headers

I am trying to install amd-driver-installer-catalyst-13.1-legacy-linux-x86.x86_64 on Ubuntu 14.04, and failing due missing /lib/modules/3.13.0-37-generic/build/include/linux/version.h. I tried to ...
0
votes
1answer
169 views

No network after unplugging cable and plugging it back in

I have: OS: Kubuntu (x64) Distributor ID: Ubuntu Description: Ubuntu 14.04 LTS Release: 14.04 Codename: trusty Kernel: 3.13.0-29-generic My network card works OK when I boot up my laptop, but ...
0
votes
1answer
489 views

correct kernel source path

I'm trying to install cuda6.5 using the .run file on an amazon aws gpu instance. I'm getting this error. I'm not sure what the kernel source path is. I did install it with apt-get install linux-source ...
0
votes
0answers
111 views

can't install ubuntu 14.04.1 on asus VC60-B022M

I checked the MD5 hash to see if my ISO was corrupted; I tried both rufus and unetbootin to burn the ISO image on the USB key; whatever I do I get this error message: Kernel panic - not syncing: ...
0
votes
0answers
105 views

Blacklisting not working in 14.04

I blacklisted some modules in /etc/modprobe.d/blacklist.conf (e.g. "blacklist b43") but they are still being loaded. What am I doing wrong? PS I also tried adding 'b43.blacklist=yes' to the boot ...
0
votes
2answers
53 views

Which kernel version should I pick for update [closed]

Currently I am working on Ubuntu system. Here is my specifications shark@ubuntu-00000:~$ lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 12.10 Release: ...
0
votes
1answer
59 views

Ubuntu 14.04 - on the fly change operating system language while remotely support required

In Windows 8.1, OSX 10.9.4 and all other OS we cant do on the fly change operating system languages. We have purchased hardware from Japan, China, India etc etc for Europe, where organisation only ...
0
votes
0answers
54 views

How to debug intermittent boot problem?

My ubuntu 12.04.5 LTS (actually, a mythbuntu) has started to fail to boot. It's intermittent (happens ~25% of the time). I keep up to date with software--currently at 3.13.0-36-generic kernel ...
2
votes
1answer
126 views

Why are the installed linux header files empty?

I'm running 14.04, installed onto an empty hard drive. The linux header files are installed, but the .h files are empty. I can see the files here are all zero length: ...
1
vote
0answers
51 views

Server crashed but why?

could someone tell me what causes the crash of this kernel panic? This machine (14.04.1) is a virtual machine on my KVM host (14.04.1) See the screenshot My host machine has 32GB of RAM and uses ...
0
votes
1answer
31 views

autogen.sh can't find “ fontconfig” package

ran autogen.sh and get the error "package 'fontconfig' not found". I also get the suggestion to adjust the 'PKG_CONFIG_PATH' enviroment variable and/or variables "FONTCONFIG_CFLAGS" and ...
0
votes
1answer
274 views

No sound after kernel update / ubuntu 14.04 x64

I upgraded a couple of days ago to the latest kernel: uname -a Linux tirith 3.13.0-37-generic #64-Ubuntu SMP Mon Sep 22 21:28:38 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux Hadn't use the box much, but ...
0
votes
0answers
97 views

Amount of memory changed?

I've noticed that the amount of memory in Ubuntu 14.04 has changed, when I view the output of free I notice that it says 16304096. I find this weird because it was 16304120. After I booted in a older ...
1
vote
0answers
16 views

Wine stopped working

Wine worked yesterday, however I downloaded some updates to the kernel and since then when I try to run Wine, I get error messages. I assume this is related to the kernel update. Anyway to overcome ...
0
votes
0answers
58 views

virtualbox installed on ubuntu 14 , no 64bits as OS?

I tried to install Kali for linux on virtualbox I got this common issue with kernel "This kernel requires an x86-64 CPU, but only detected an i686 CPU. Unable to boot – please use a kernel ...
0
votes
1answer
24 views

Will RAM manage the peripherals or they will have separate memory?

In a LINUX system the Virtual Address Space is 4GB here as the Physical Memory depends on the RAM which we are using. For example I have a system of 1GB RAM and my Monitor requires 256MB in-order to ...
1
vote
1answer
1k views

VBox on 14.04, Kernel driver not installed (rc=-1908)

On Installing Virtual box on Ubuntu 14.04, I got following message: Kernel driver not installed (rc=-1908) The VirtualBox Linux kernel driver (vboxdrv) is either not loaded or there is a ...
0
votes
0answers
79 views

Kernel build from source: Missing XEN modules problem

Short story: I need to recompile the Kernel I use to see if I can avoid some of the problems I'm experiencing with XEN Hypervisor. Problem is the compilation reported errors that I don't know how to ...
1
vote
2answers
92 views

Sound no longer recognized after latest kernel upgrade (14.04)

This morning Software Updater showed notification of new updates. The kernel was part of the update which then required a reboot. Once I rebooted, my sound was gone and no longer recognized buy the ...
1
vote
0answers
208 views

Stuck on “Configuring bcmwl-kernel-source (i386)” while installing Ubuntu 14.04

So, as the title says, installation get stuck while Configuring that package. Now, I am aware that this question has already been asked, but the solution requires internet connection and I don't have ...
0
votes
0answers
73 views

On Boot System messages

Is there a way to display what is happening during boot? My system seems to be running very slow on boot now that I have two static Ip's set in the interfaces file. During boot I get stuck at a ...
0
votes
0answers
45 views

How to generate linux-tools packages for customized kernel?

How to generate linux-tools and linux-cloud-tools packages for customized kernel by using Ubuntu build scripts? Tried to add do_tools=true which generates ...
1
vote
1answer
22 views

One time “firmware” upgrade script

I was wondering how you could make a script so that on first boot it changes files to a specific parameters? So it would be like if I just installed a fresh kernel. I want to run a script once and ...