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

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3
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1answer
179 views

When is Kernel updates gone work again?

Since Kernel 4.2.0-18 update none kernels work and I must set them in grub to 4.2.0-16, otherwise computer just doesn't work when I try to boot. It just stays at the login screen in lower resolution ...
1
vote
1answer
441 views

ACPI : EC: Fail in evaluating the _REG object of EC device. Broken bios is suspected

I can't install linux with kernel over than 4.x on my computer. (MSI GP72-6QE-087XFR Leopard Pro) Tried : Ubuntu 15.10, debian 8 and linux mint 17.3. This is saying: "ACPI : EC: Fail in evaluating ...
0
votes
1answer
94 views

Install Ubuntu 14.04 from bootable USB: Could not find kernel image: /isolinux/isolinux.cfg

I wanted to install Ubuntu 14.04 from USB. At first I got the error No default or UI configuration directive found after reading through the forums a bit I renamed the isolinux folder as well as ...
3
votes
1answer
58 views

What controls the device name in /proc/mounts?

In /proc/mounts, my system used to show /dev/mapper/sda2_crypt as /. After used for some days, including kernel and software upgrading, the line changed to /dev/dm-0 as /. What happened? I booted into ...
1
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2answers
44 views

Linux kernel release notes

What is the difference between the Kernel versions 3.19.0-37 and 3.19.0-39. These kernels are available for Ubuntu version 15.04. Where can I the Kernel version 3.19.0-39 release notes?
0
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2answers
43 views

What is the exact connection between linux version / kernel and later on to install flash player and other programs?

What is the exact connection between linux version / kernel and later on to install flash player and other programs? I heared a lot that later on to install the latest version of flash player for ...
1
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0answers
32 views

How right is to set grub booter file to control fan acpi by linux

What is the right stroke to set in grub booter file to control fan by linux for notebook Acer TravelMate 4652LMi osi_acpi=Linux or acpi_osi=Linux or some other parameter
0
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0answers
23 views

kernel versions in 14.04.3 [duplicate]

My laptop has: uname -a: Linux p55t 3.13.0-71-generic #114-Ubuntu SMP Tue Dec 1 02:34:22 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux lsb_release -a: No LSB modules are available. Distributor ID: ...
1
vote
1answer
68 views

Driver does not compile after kernel upgrade

what kernel versions are included in 14.04LTS? I have a vendor's vme driver that compiled in 3.16 but won't compile after the latest upgrade to 14.04.03 which has a 3.19 kernel (32-bit). The struct ...
1
vote
1answer
24 views

How can to increase size of crashkernel/issues with setting up kdump

I have Ubuntu 14.04 running in VMware Fusion 8.1.0. I'm trying to learn how to write device drivers and am trying to set up up my development environment. I'm trying to follow the instructions here ...
0
votes
1answer
25 views

Autoconf kernel, need .config for local build [closed]

I have a working kernel that was installed as a deb, but it does not have a .config instead it has three files that are autoconf, ect, ect. How can I turn this into the current .config to use in a ...
3
votes
1answer
799 views

Dell XPS 15-9550 doesn't boot 14.04 (Live USB)

I cannot boot up the default 14.04.3 image flashed into my usb drive, booting up output as here: Can anyone explained to me how to boot up using the 4.3 kernel? (seemingly possible as implied here: ...
1
vote
0answers
12 views

What version of Ubuntu support Power8 micro threading (aka split core) [duplicate]

Split-core (micro-threading) support was put in the upstream kernel version 3.15, and dynamic split-core in 4.3. What version of Ubuntu includes this support?
0
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0answers
30 views

Ubuntu ISO with 3.19.0.31

The current 15.04 ISO from ubuntu website has kernel version 3.19.0.39. Where can i get Ubuntu 15.04 ISO with linux kernel version 3.19.0.31 or 3.19.0.31?.
0
votes
2answers
23 views

Cannot generate initramfs supports encrypted root

I recently reinstalled my laptop which hdd I partitioned as a boot and an encrypted root, the same as before. To save time on drivers, I copied initrd.img from previous installation. Everything was ...
0
votes
0answers
92 views

TPM 2.0 on Debian/Ubuntu

We are running one of the newest Intel NUCs with TPM 2.0 chip (what the vendor is, I haven't been able to figure out). At the moment I am just trying to load the drivers to get it visible to the ...
0
votes
1answer
49 views

Need to suspend twice under 15.10

Since upgrading to 15.10, I am having suspend issue on my Thinkpad X1 Carbon (1st gen) which has been running five or six Ubuntu releases fine so far. Upon lid close, no successful suspend happens ...
1
vote
1answer
90 views

Why does an older kernel source get installed?

I am running Ubuntu 14.04 kernel 3.19.0-39-generic and wonder why when installing the kernel sources version 3.13.0 of the kernel source actually gets installed..?! ~# uname -r 3.19.0-39-generic ~# ...
2
votes
1answer
71 views

NVIDIA kernel installation fails on GeForce 310M

This question is not a duplicate of the question correct kernel source path There the problem was solved be installing the kernel header files. In my case the kernel header files are already ...
0
votes
0answers
56 views

Kernel fix for “file system becomes read-only” problem?

This is my first post to this list, but I've spent a lot of lurk time here; helpful place. Over the last 8 months I have encountered maybe 4 times a problem that can loosely be described as "an ext4 ...
0
votes
0answers
31 views

Alfa-AWUS036H wireless driver

Im installing the Alfa-AWUS036H wireless driver and having an issue.The folder is moved to my desktop. I have also checked the header files and it appears to be correct. Thanks ahead of time for the ...
0
votes
0answers
15 views

What to do after installing lts HWE kernel?

I installed the lts HWE kernel from this answer sudo apt-get install --install-recommends linux-generic-lts-utopic xserver-xorg-lts-utopic libgl1-mesa-glx-lts-utopic libegl1-mesa-drivers-lts-utopic ...
0
votes
1answer
233 views

Fsck seems to run on every boot

After upgrading to 15.10 today, every startup hangs for around 3 minutes on a screen which reads: fsck from util-linux 2.26.2 /dev/sda1: clean, 519049/6807552 files, 7542544/27221248 blocks [ ...
0
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0answers
46 views

GT wake FIFO error

Installed 14.04 LTS on ASrock Intel N300 minipc. Getting continuous warngings as follows... Dec 9 11:21:51 asrock kernel: [ 182.350265] ------------[ cut here ]------------ Dec 9 11:21:51 asrock ...
3
votes
1answer
111 views

difference between ubuntu server , minimal and desktop?

i found similar two question on Askubuntu that are 3-4 year old. What is the difference between minimal, desktop & server Editions? and Is using Ubuntu Minimal any different from Server? But ...
0
votes
2answers
69 views

Panic mode after upgrading to ubuntu 15.10

I have an XPS 13 Dell laptop with Ubuntu 14.04. I tried to upgrade to Ubuntu 15.10. After the upgrade there were some errors. i reboot and there was kernel panic mode. I downloaded again 14.04 i made ...
1
vote
0answers
20 views

How to view signing algorithm of a loadable kernel module?

I am trying to read the signing algorithm(like SHA512) of a kernel module. I am using Ubuntu machine with Kernel (3.13.0-68-generic). I tried using modinfo command, but it doesn't tell me the ...
0
votes
0answers
16 views

Query performance problems in mysql with the kernel 3.13.0-71

Last week I install the kernel 3.13.0-71, on a server 14.04.3 LTS. The problem I got was that the query performance of MySQL on the server went down completely. To resolve I had to return the kernel ...
0
votes
0answers
187 views

apt-get upgrade failing [duplicate]

Upon running the command apt-get upgrade I get the following output. I have searched the forums and have ran various commands to clean up /boot but it still seems like I don't have enough room. The ...
0
votes
1answer
71 views

Not able to boot from a new kernel after upgrading to ubuntu 14.04

I managed to upgrade to Ubuntu 14.04, but then when I boot the system, it boots but with the version 12.04 kernel. I checked the /etc/default/grub and /boot/grub2/grub configuration and everything ...
0
votes
1answer
98 views

Installing newer driver to current kernel

I have problems with my notebook's wifi (Intel Corporation Wireless 7265 (rev 59) on Ubuntu 14.04 (3.13.0-68-generic). Signal is shown often low (for no reason and same notebooks in Windows have much ...
0
votes
1answer
70 views

Kernel Panic at boot please help

Can you please guide me through the necessary steps. After false installation of flgrx for graphic I got this error at boot screen "target filesystem doesn't have requested /sbin/init" ...
1
vote
0answers
17 views

How to set rtlinux thread priority in Linux

How to set the priority of real time threads in rtlinux. Which is highest priority and which is lowest?
2
votes
1answer
158 views

How to install VM VirtualBox on 14.04 without errors? [duplicate]

I am continuously attempting to install VirtualBox on Ubuntu 14.04, but I continue to receive errors. Kernel driver not installed (rc=-1908) The VirtualBox Linux kernel driver (vboxdrv) is ...
0
votes
1answer
367 views

Kernel panic - not syncing : attempted to kill int ! exit code=0x00007f00

While I was upgrading to Ubuntu 15 (the development version), my system crashed. After I restarted the laptop, I saw a kernel panic. I also did a memtestx86 which didn't find any error. more info : ...
0
votes
0answers
36 views

Onboard audio chipset (VIA VT2020) not working in 14.04 using latest kernel (3.13.0-71)

I have a strange problem. My onboard audio chipset (VIA VT2020) has suddenly stopped working in Ubuntu 14.04. I am running the latest updates and kernel 3.13.0-71. It was running fine until a couple ...
3
votes
1answer
40 views

Several ACPI event keys have the same ID

Ubuntu 14.04 LTS Kernel: 3.19.0-37-generic INTRO When I start acpi_listen on my system I can test several LaptopSpecialKeys. The brightness buttons work perfectly fine for example: ...
0
votes
0answers
263 views

Kernel panic after upgrading from 14.04 to 15.10

After upgrading from 14.04 to 15.10 Im getting a kernel panic, it says: Target filesystem doesn't have requested /sbin/init. /bin/sh: 0: Can't open splash Kernel panic - not syncing: Attempted ...
0
votes
0answers
49 views

kernel panic not syncing, after RAM upgrade

I have a motherboard Asus Rampage IV Extreme, processor Intel 4930k 6 cores, and 32Gb RAM Corsair Vengeance CL9 1866Mhz. I upgraded to 64Gb RAM Corsair Vengeance CL9 1866Mhz. Using RAM at 1333Mhz ...
1
vote
1answer
351 views

MSI Z170A Gaming M5 with Linux (dual-boot)

I've bought the MSI Z170A Gaming M5 motherboard for my new Skylake build (planning to set-up my new gear this week-end). As OS, I want to dual-boot to Windows 7 and Ubuntu (KUbuntu more precisely). ...
0
votes
2answers
69 views

Ubuntu can't shutdown / log out properly

When I want to shutdown or log out my laptop it won't and will show a black screen with some messages in it. BUG: unable to handle kernel NULL pointer deferences at (null)` and some other ...
0
votes
3answers
1k views

VirtualBox “Kernel driver not installed” error despite running /sbin/vboxconfig

When starting a VirtualBox VM, I get: Running sudo /sbin/vboxconfig does not fix the problem. How to fix that? VirtualBox 5.0.10 r104061
1
vote
0answers
11 views

Slow resume from s2disk

when I resume after suspending with s2disk the machine is often very slow for a few minutes. I think this has to do with my swap partition being too small. Here is a screenshot of what gparted shows: ...
0
votes
2answers
36 views

Unable to Reinstall Ubuntu

I am running 15.10 on a custom build. I recently upgraded from 15.04, which, for reasons I do not understand, broke MySql. I ran a fix to Upstart, which fixed MySql temporarily, but left me ...
0
votes
0answers
131 views

Ubuntu 15.04 not booting after terminal upgrade

Ubuntu 15.04 shows the following error, when I try to boot. This happened after a direct upgrade from 14.04. Target filesystem doesn't have requested /sbin/init. /bin/sh: 0: Can't open splash [ ...
1
vote
1answer
56 views

USB-Device detection

I fiddle around with the conrad IoT Advent calendar and the provided arduino compatible. (see the website). I downloaded the drivers for my kernel from a site that was mentioned for this in the ...
2
votes
0answers
65 views

Unable to fix kernel panic

I am expiriencing a kernel panic that doesn't let me boot regularly. I've been trying to solve it for two weeks now, but am still unable to. Hopefully you can give some clues. "Normal" boot exits ...
-1
votes
1answer
126 views

How to update /sbin/init?

I am trying to use Upstart to daemonize a script. So, I made a .conf file under /etc/init/. Now to check the conf file I did init-checkconf /etc/init/ping_me.conf And it says ERROR: version of ...
1
vote
0answers
53 views

How to detect in runtime is KASLR enabled or disabled?

How to detect in runtime is KASLR enabled or disabled?
1
vote
1answer
73 views

How come my desktop computer is still on kernel 3.13.0-63-generic, when current version is 3.13.0-70?

It used to update nicely, until 63. I have other computers on Lubuntu and Xubuntu, and they are both still updating correctly.