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

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2answers
251 views

Docker daemon no longer start with kernel 3.19.0-21

On Tuesday this week, I received a Kernel update from 3.19.0-20 to 3.19.0-21 on my laptop (Latitude E6520). At reboot I had kernel panics, so I picked 3.19.0-20 from the boot menu and all was well for ...
-1
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0answers
13 views

Customizing Ubuntu

I had a question. If I customized Ubuntu and kept some services and looks of Ubuntu then can I call it my own OS without getting into trouble. Also If I make money out of the OS then will I have to ...
1
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1answer
15 views

Ubuntu kernel doesn't boot up right

I compiled a Ubuntu 15.04 kernel last night and installed it this morning. It showed up fine in my grub but when I tried to boot it, it booted me to my Ubuntu 14.04 instaed. What is going on? Also, ...
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0answers
8 views

send kernel oops to kerneloops.org without kerneloops

Using Ubuntu 15.04, I have switched to use systemd log journal and removed rsyslog package. So I am now a little in unsupported territory. That does not matter to me. Except I got a nasty kernel oops ...
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0answers
20 views

How to encrypt ext4 filesystem with new Linux Kernel 4.1

Newest Linux Kernel 4.1 added native ext4 filesystem encryption. How to use it?
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0answers
15 views

Techwell tw6805a driver for ubuntu 14.04 LTS running 3.13.0-55-generic kernel

I am using ubuntu server 14.04 LTS and have a 16 channel DVR card installed, unfortunately it is a no-name-brand, however I have identified 8 techwell tw8605a chips on the board. I followed the ...
7
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3answers
23k views

How can I remove new kernel versions after downgrading?

i have some problem. First i upgraded ubuntu to 12.04 and all of packages. But after that i have a lot of problems so i decided to downgrade to 11.10. After i did that i have two kernels 3.2.x and ...
0
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2answers
88 views

How to remove kernel?

I have installed two kernel version 3.10.48 and 3.17.6 for project. As I am not requiring 3.10.48 any more, I wanted to remove that version as it is taking up almost 10GB of my disk space. How should ...
1
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1answer
30 views

Why kernel version doesn't match Ubuntu version in a Docker container?

I have a Docker container built from Ubuntu 14.10. When I log in to the container to check the Ubuntu version and kernel version I see the following: root@~$>> lsb_release -a No LSB modules are ...
0
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1answer
23 views

Compatible kernel to build for Ubuntu 12.04.LTS

I have Ubuntu 12.04.02 with kernel 3.13. I wanted to upgrade the kernel to 3.18 using the same Ubuntu 12.04.02. Is there a possibility to breaking something. I want to debug a driver by doing so? ...
0
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1answer
32 views

Nvidia driver does not install

I upgraded kernel of my Ubuntu 14.04 LTS to 4.0.5 and when I try to install video drivers sudo apt-get install nvidia-current nvidia-settings I get this error: Building initial module for ...
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0answers
17 views

I wanna upgrade ubuntu without updating some software [on hold]

I wanna upgrade Ubuntu Server without updating some software my Ubuntu is 11.10 and I wanna upgrade 12.04. the problem is when I run "do-release-upgrade" it will update All softwares and will destroy ...
0
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0answers
28 views

Kernel Panic after trying to upgrade from 14.04 to 14.10

I have a Dell XPS 13 9343 which came with ubuntu 14.04. I got a notification of an update to .10 and went for it. Once it finished it said it completed with errors. I sudo rebooted and now the OS ...
20
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6answers
53k views

Kernel Panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0)

Upon trying to upgrade from 10.10 to 11.04 all seemed to go well until the restart. This error message is what comes up: Kernel Panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0) ...
2
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0answers
16 views

Debugging kernel running on AMD target from Intel host - how to return control to gdb?

I have compiled kernel 3.13.0-55 on Ubuntu on both AMD and Intel machines. I tried to copy compiled kernel to Intel target but it won't boot with that one. Therefore I have compiled the same version ...
2
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1answer
3k views

What does the warning about missing firmware mean and how to fix it?

I did a fresh Ubuntu 13.04 x64 install. Right after that, I downloaded and installed the kernel 3.11.3-031103-generic which is running right now. One thing that concerns me is this message: W: ...
0
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0answers
4 views

Problem booting on the latest kernel (3.16.0-34)

I boot on linux kernel 3.16.0-34 atm. The machine just won't boot on later kernel versions. When I do, i get an error message on the desktop. I assume the reason I can't boot on the latest kernel is ...
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3answers
5k views

How fix ATI fglrx driver after kernel upgrade

I upgraded to the 12.04.4 lts saucy stack from 12.04.3: sudo apt-get install --install-recommends linux-generic-lts-saucy xserver-xorg-lts-saucy libgl1-mesa-glx-lts-saucy That installed the 3.11 ...
2
votes
1answer
103 views

DKMS: Install Failed

Every time I upgrade the system and there is an update to the kernel I see the following error in the APT logs: run-parts: executing /etc/kernel/postinst.d/dkms 3.13.0-55-generic ...
0
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1answer
18 views

Unable to update kernel

I kept getting a kernel panic (not syncing. No init found) trying to boot my Ubuntu Server, so I burned the latest version of Ubuntu Server to a CD and booted (used option boot to fist disk) to try ...
0
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0answers
11 views

How can I allow *any* user to write files `/sys/kernel/debug/…`?

How can I allow any user to write files /sys/kernel/debug/...? While creating a debugfs file, I realized that only root on my ubuntu machine can access the debugfs files in /sys/kernel/debug/..., even ...
0
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0answers
14 views

Ubuntu Live CD with /dev/nvram available

Is there any way to make /dev/nvram available when running from the Live CD? It says on the manpage for the nvram driver that it has to be compiled into the kernel. Is it possible to do that while ...
0
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0answers
16 views

Update to 13.10 on USB drive causes kernel panic

Apologies if this has been answered already, but I couldn't find anything relevant. I run Ubuntu 13.10 on an external USB drive and it has been running happily (with several updates) for some time. ...
16
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15answers
37k views

Virtualbox Kernel driver not installed

I tried to use my Virtual Box and this is the error I received - (I just updated to the new Ubuntu also) and I am VERY new at this Linux OS. Kernel driver not installed (rc=-1908) The ...
0
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2answers
43 views

Cannot Get VMWare workstation to run in Ubuntu 15.04

Hi all Below is a link to the pastebin that contains the tail of the error log produced by VMware Workstation 11. Questions related to this topic are for Specific versions previous versions of linux. ...
0
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0answers
12 views

Can't boot to new kernel, error processing package linux-image-extra-3.13.0-57-generic

Yesterday I installed the updates ubuntu presented me and now I can't boot in to the most recent kernel anymore, linux-image-extra-3.13.0-57-generic. Starting up immediately causes a kernel panic and ...
2
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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
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0answers
16 views

How do I compile and install a change made to a kernel source file?

I was to apply a patch to config.c file in the drivers/usb/core directory. Specifically, I'm trying to fix the issue detailed in this post. I'm running Ubuntu 15.04 with the 3.19 kernel, a stock ...
2
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1answer
2k views

Will Leap Second 2015 affect our servers?

We are using Ubuntu 12.04 and ubuntu 14.04 servers. These servers using default time settings and we have not installed ntp in these servers. Ubuntu 14.04 root@ubuntu14:~# uname -a Linux ubuntu14 ...
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3answers
1k views

“Failed to build vmnet” for kernel 3.19

Because this answer is only for kernel 3.13, so I'd like to share a solution for the problem Failed to build vmnet for kernel 3.19 and earlier versions. Thus this is not my actual problem and is only ...
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1answer
26 views

How to to fetch kernel errors in Ubuntu..?

I a trying to make an alert e-mail system using Perl Script, when a kernel error occurs in a server. How can I fetch serious error logs from the kernel? Logs can be seen in /var/log/kern.log The ...
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0answers
6 views

How to get out of grub after failed update, WITHOUT a cd reader

I tried to install the new version of ubuntu. It took a long time and i let it go on while i slept. When i woke up there was a black screen with commands saying something about the battery. I tried ...
0
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0answers
39 views

Ubuntu 14.04 Kernel 4.1.0devel install panic

I am trying to install kernel 4.1.0devel on Ubuntu 14.04. Machine works fine for default kernel 3.16.0-30-generic. I did the following for compiling and installing the kernel: download the source ...
0
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1answer
40 views

Access Encrypted Home Folder

Something happened to my laptop recently and whenever I booted it up, it freezes and my cap locks button blinks. I did a little googling on this and it appears that it is caused due to a kernel panic. ...
0
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3answers
46 views

Old kernel version still running after several updates

Currently running 3.11.0-18, but many other later versions are installed. For some reason the updates aren't getting selected for grub: $ uname -r 3.11.0-18-generic Listing kernels: $ sudo ...
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0answers
12 views

Rebuild only kernel image without modules

i want to rebuild the running kernel with a very simple change (suppose only a printk). I would avoid to rebuild all modules, and simply update kernel image in /boot. Here my steps: $ sudo apt-get ...
0
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0answers
24 views

Load newer Kernel module over older build in one on start

I am using the Intel 82579LM network card, for which there is a newer driver available on the Intel driver site. Installing the driver is no problem and after manually removing the kernel module from ...
5
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2answers
2k views

Ubuntu 15.04 kernel version

I recently upgrade from 14.10 to ubuntu 15.04 and I was expected also the kernel to be upgraded from 3.16 to 3.19, but this wasn't happened! Why this problem? can I do manually upgrade of kernel? ...
0
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0answers
23 views

Error after installing new kernel

After installing a new kernel virtual box stoped working and all the solutions to try to fix it return the error. Errors were encountered while processing: linux-image-3.13.0-55-generic ...
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0answers
10 views

Reinstall an official package when custom one has overwritten it

I recently installed the Debian packages produced by running make deb-pkg to compile my own version of the Ubuntu kernel. I had given the kernel the release version 3.19.0-21-secure. All of the ...
1
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1answer
52 views

MPTCP installation and configuration on Ubuntu 14.04.2 LTS

I'm trying to install MPTCP (Multipath TCP) on my Ubuntu but I have a problem : I follow instructions under this link : http://multipath-tcp.org/pmwiki.php/Users/AptRepository I have no problem on ...
0
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2answers
98 views

why does /proc/cpuinfo show a single processor on the BQ Aquaris phone?

phablet@ubuntu-phablet:~$ cat /proc/cpuinfo Processor : ARMv7 Processor rev 3 (v7l) processor : 0 BogoMIPS : 2072.57 Features : swp half thumb fastmult vfp edsp thumbee neon vfpv3 tls ...
2
votes
1answer
146 views

rtl8192eu driver does not work

since the kernel upgrade to 4.0.1, because I had a version 3.1x, when you update the driver rtl8192eu not work for me, I get the following error make [1]: [_module_ / home / kevin / Desktop / ...
1
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1answer
34 views

Kernel source package for 3.16 in Ubuntu 14.04.2

I installed Ubuntu 14.04.2 with kernel 3.16.0-41. I was looking for the kernel source but the kernel-source metapackage is pointing at 3.13 and I can't see any source packages refering to 3.16. What ...
2
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0answers
37 views

How to upgrade the kernel of Xubuntu 15.04 Live CD to latest 4.1/4.0.6 version?

I am trying to upgrade the kernel of Xubuntu 15.04 AMD64 live CD to the latest version available (4.1/4.0.6) so that I can try and install the same on hitherto unsupported hardware. I am using the ...
1
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3answers
4k views

Ubuntu 13.10, kernel 3.11 blank screen issue with hybrid graphics

On my HP Envy, which has both an Intel on-chip graphics card and an Nvidia Geforce: *-display UNCLAIMED description: 3D controller product: GK208M [GeForce GT 740M] vendor: NVIDIA ...
0
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0answers
36 views

14.04 64x “Kernel panic - not syncing: Attempted to kill init! exitcode 0x000000100”

After a power outage (unplanned shutdown), attempts to reboot Ubuntu Studio 14.04 are greeted with the subject line. Additional lines include; CPU: 7 PID 1 Comm: run-init Not tainted ...
1
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1answer
36 views

Not using newer kernel version - Any real problems with it?

I have been searching for the answer of this question, but I couldn't find. I know I can upgrade the kernel version to the newer one, but it seems that a lot of people had problems after installing ...
0
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1answer
15 views

Ubuntu 14.04Broadcomm 43142 wifi problem on HP p-011tx

Ubuntu 14.04 does not show wifi connection after new installation. Device is:HP p011tx Broadcomm 43142 802.11 adapter
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1answer
5k 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 ...