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

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kernel panic-not syncing: VFS: unable to mount root fs on unknown block(2,0)

When I boot ubuntu 15.04 from usb, I got this problem: kernel panic-not syncing: VFS: unable to mount root fs on unknown block(2,0)
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1answer
528 views

Error message on booting up Ubuntu 14.04.2 [duplicate]

After upgrading from kernel linux-image-3.13.0-49-generic to linux- image-3.13.0-51-generic, I am getting this error message in dmesg on startup: [ 6.352555] mei_me 0000:00:16.0: irq 47 for MSI/MSI-X ...
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137 views

Startup problem with Lubuntu 15.04

I installed Lubuntu 15.04 on my PC. It was running perfectly smoothly, so that a few days it is having a strange problem that happens sometimes, not all the time. What happens is that when I turn on ...
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2answers
55 views

Error message with virtuabox with ubuntu as host

I installed virtuabox from their site and now I get this error message when trying to run VBox The vboxdrv kernel module is not loaded. Either there is no module available for the current ...
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0answers
179 views

amd driver catalyst 13.1 problem 15.04

I got a problem installing amd drivers. Here is the fglrx-install.log: Check if system has the tools required for installation. fglrx installation requires that the system have kernel headers. ...
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14 views

Docker and AUFS with custom kernel issue

I followed the steps on this website to get AUFS compiled in a certain way to use as my drive pooling solution but now Docker service won't start on ubuntu. anyone got any ideas please? ...
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1answer
700 views

mei_me initialization failed at boot up

I have an "mei_me" error at system boot-up. May 2 17:47:39 florian-Linux kernel: [ 11.867542] mei_me 0000:00:16.0: irq 62 for MSI/MSI-X May 2 17:47:39 florian-Linux kernel: [ 11.870423] mei_me ...
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2answers
424 views

linux-headers-3.16.0-36-generic can`t be installed (15.04)

I recently installed vmware player 6.0.5 for linux x86 and before installaton procces I run the command : sudo apt-get install build-essential linux-headers-$(uname -r) [sudo] password for bogdan: ...
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2answers
63 views

Wrong headers for Linux version

I have an ODroid U2 running Ubuntu 14.04 LTS and Linux version 3.8.13.30. I am trying to get my USB WiFi dongle working through this tutorial. However, at the sudo dkms install 8192cu/1.10 stage, I ...
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1answer
93 views

Ubuntu 14.04.2 i386 boot hang after installation but fix by using live USB's initrd.lz

Linux newbie here, and would like some support from the community for a boot problem I am seeing. I recently put Ubuntu 14.04.2 (i386) on a AMD Kabini AM1 5350 CPU + Gigabyte AM1M-S2H mobo using live ...
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1answer
38 views

Restore ZFS automount

I've upgraded to 15.04 and I found the package ubuntu-zfs to be broken on systemd. I found the bug description on GitHub but I don't know how the procedure to be done as described: The correct ...
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1answer
751 views

nVidia drivers on 15.04 kernel 3.19 stalling system load

all. I recently bombed my Zorin OS 9 system by unsuccessfully installing kernel 4.0 so I decided to go back to Ubuntu - which I haven't used since 10.04 - and am stumbling across some issues. First is ...
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0answers
78 views

Something's wrong with my grub.cfg

I know that's pretty generic, but... I installed updates, which included a new kernel. I removed an old kernel and got: joliver@JOHN-DEV:~$ sudo apt-get purge linux-image-3.13.0-46-generic Reading ...
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1answer
820 views

Starting version 219 after upgrading to 15.04

I upgraded to 15.04 just before the official release, and have since then been met with this message at boot : device descriptor read/64, error -32 and then : Starting version 219 I could ...
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0answers
14 views

Receive notification on new kernel release

I would like to receive a notification (preferably rss digest) on each stable kernel release in http://kernel.ubuntu.com/~kernel-ppa/mainline/ Does anyone have an idea how to parse a new update into ...
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4answers
23k views

How do I install and use flashcache/bcache to cache HDD to SSD?

I want to know if there is anyone who has tried installing and running their kernel built with flashcache or bcache for SSD caching? How did you manage to do it?
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46 views

purging old kernels fails to remove old initrd files

Can't explain why... I assume it isn't safe to simply manually delete them, so some guidance would be appreciated. Here's a ls of my /boot directory (obviously, I'm running the 3.13.0-51 kernel): ...
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0answers
16 views

Having problems with negative monitor channel, intimidated!

When I try this command: aireplay-ng -1 0 mon0 -a xx:xx:xx:xx:xx:xx I get this output: No source MAC (-h) specified. Using the device MAC (xx:xx:xx:xx:xx:xx) 17:51:23 Waiting for beacon frame ...
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1answer
138 views

Kernel Headers 3.10.18 not found in VMware Kernel Module Updater

I had Ubuntu 14.10 and VMware Player 7.0.0 installed on my Acer Chromebook 11. Wwhen I open VMware, I get the exact same error message as mentioned this thread - "What is the path to the kernel ...
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0answers
31 views

cannot boot into login screen after uninstalling some kernel update packages

In Ubuntu 12.04, I tried to upgrade the kernel as required by a software XXX that I was installing. So as per XXX installation instructions, I installed these packages using apt-get: ...
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0answers
125 views

Slow boot on Ubuntu 15.04 during ACPI

The time seems to be wasted mainly between these two log lines. What could it be waiting for ? Apr 30 01:19:22 terodde kernel: [ 0.907820] [Firmware Bug]: ACPI: BIOS _OSI(Linux) query honored via ...
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2answers
1k views

What does this 'apt-get remove' instruction do?

What does the following code do? I found it on internet so I copied it and pasted it into terminal but when I installed a new kernel it only detects the old one. sudo apt-get remove --purge $(dpkg ...
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0answers
12 views

What exactly is command like “iso-scan” in grub?

In grub manual, it's not mentioned as a grub command. It passed right after linux command. The grub manual says about linux command: Command: linux file … Load a Linux kernel image from file. ...
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1answer
27 views

How to load a iptable matching module? Or is it required to load it expressly? Some related questions

I am running Ubuntu 14.04 LTS. I believe the following shows which iptables matching modules are loaded: sudo cat /proc/net/ip_tables_matches Question: I see conntrack listed three times. Why? ...
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71 views

ubuntu kernel-header issue : Couldn't find any package by regex 'linux-headers-3.14.32-xxxx-std-ipv6-64'

root@mylab:~# uname -a Linux mylab 3.14.32-xxxx-std-ipv6-64 #1 SMP Sat Feb 7 12:07:25 CET 2015 x86_64 x86_64 x86_64 GNU/Linux root@mylab:~# uname -r 3.14.32-xxxx-std-ipv6-64 root@mylab:~# dpkg -l | ...
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0answers
55 views

NVIDIA Driver Problem After New Kernel Build

I'm running Ubuntu 14.04 in my system. Recently I did a clean build from the source code and installed the new kernel but unfortunately when I try to start the new kernel, the desktop remains blank. ...
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0answers
14 views

Ubuntu kernel and microphone support

It seams the latest kernels used by Ubuntu do not support certain models of chips. I use Realtek ALC887-VD and my microphone does not work since the last kernel updates. I use 15.04, previously used ...
2
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1answer
282 views

Ubuntu EC2 compatible kernels

I am trying to create an Ubuntu 13.10 64 bit AMI with the paravirtual type of virtualization. I have not had problems with the hvm virtualization. I can't figure out what kernel I need to use. For the ...
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0answers
228 views

How to install Virtual ethernet for kernel 3.19?

xUbuntu 14.04 LINUX Kernel : 3.19.4-031904 VMware Player 7.1.0 build-2496824 running vplayer show Virtual ethernet failed I try the method ...
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1answer
62 views

When in Linux boot process are filesystems mounted from /etc/fstab?

Question: When in Ubuntu Linux boot process are filesystems (from /etc/fstab) mounted? Rational: I defined the following shared-folders on my Ubuntu VirtualBox VM. openstack@ubuntu:~$ grep ...
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1answer
127 views

Laptop monitor plus two external monitors via dockstation

I have a Dell XPS13 (9333, Intel HD graphics 4400), running Ubuntu 14.04 and connected to a Dell monitor U2412M via VGA to mini DP. What I would like to do is to connect to another monitor (same make ...
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0answers
12 views

Bad Data CRC can't get kernel image while booting imx6 board

I am trying to boot imx6 board with ARM Linux Kernel. But it is saying cant get kernel Image. I am getting the following when seen in minicom: Booting kernel from Legacy Image at 10800000 ... Image ...
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1answer
25 views

no kernel loaded

I installed Ubuntu on my laptop, which already had Windows 8.1 installed. Then I uninstalled Ubuntu but when I restart my laptop it boots to GRUB recovery: GNU GRUB version 1.97 beta 4 [Minimal ...
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0answers
18 views

Wimax in XUbuntu?

I have a problem, I am using the Intel Centrino Wireless-N + WiMAX 6150 as wifi and wimax card but I can only use wifi. I googled a lot about drivers and stuff but I can not find the way to activate ...
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1answer
85 views

Networking problems with new kernel [duplicate]

I am new to Ubuntu world since I've been using it for near a year or so. Software is great, but I have some hardware issues. Along with Ubuntu 14.04 come kernel witch was ok – some minor issues : ...
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1answer
1k views

GRUB error: no loaded kernel

I'm quite new to Linux, so please bear with me. On my pc I had installed Windows 7 and Ubuntu 9.04, I then switched to Kubuntu 10.x, and yesterday I installed the new main update 11.x and I left the ...
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0answers
19 views

VMware Tools and multiple kernel versions

When I have VMware Tools installed on a machine that has more than one Linux kernel, do I need to run sudo vmware-config-tools.pl once on each kernel? If one kernel requires that the kernel modules be ...
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0answers
10 views

Get Linux kernel to compile with specific name

Official builds of Ubuntu's kernel tend to have names like 3.16.0-33-generic. The generic part is the local build string or whatever it's called and is not what I'm concerned about. How come when I ...
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0answers
26 views

Unable to boot “ERROR: No configuration file found” - NOT USB STICK OR INSTALL

I updated my computer and it updated to the latest kernel. After a restart I get the following: ERROR: No configuration file found No DEFAULT or UI configuration directive found! boot: If I type ...
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1answer
18 views

Laptop Screen Flashing

i own a hp dv6-3080br laptop and its always been a pain in the ass to use with linux, the most stable system i could get running on it was ubuntu 14.04 with kernel 3.13. i recently updated it to 14.10 ...
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2answers
58 views

Side-effect on upgrading kernel from generic to low-latency? [duplicate]

I am using Ubuntu 14.04 in embedded And I want to change Linux generic-kernel to Linux low-latency-kernel. But i think if i change the kernel, some programs already installed and devices(for example ...
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0answers
26 views

Error while configuring kernel [closed]

When I run this command: update-initramfs -c -k 2.6.35-aniq+ I get an error: update-initramfs: Generating /boot/initrd.img-2.6.35-aniq+ Cannot find /lib/modules/2.6.35-aniq+ update-initramfs: ...
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0answers
36 views

How to apply a kernel patch?

I am running in to the following dmesg with bumblebee: [ 420.238108] vgaarb: this pci device is not a vga device The same issue has been discussed here The workaround suggested is to apply this ...
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1answer
537 views

How to remove linux capabilities?

One useful attribute for protecting log files is append-only. When this attribute is set, the file cannot be deleted, and writes are only allowed to append to the end of the file. Obviously, an ...
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0answers
71 views

What might cause “version 'KERNEL_VERSION' has bad syntax: version number does not start with digit” during update-initramfs -u

When I run sudo update-initramfs -u I get the error output dpkg: warning: version 'KERNEL_VERSION' has bad syntax: version number does not start with digit update-initramfs: Generating ...
3
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1answer
5k views

14.10: VirtualBox “No suitable module for running kernel found”, Cannot Find Kernel Source

After the 14.10 update to VirtualBox, I can no longer run my boxes. Of note, running sudo service virtualbox status returns VirtualBox kernel module is not loaded and running sudo service virtualbox ...
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0answers
81 views

Absent frontend0 with USB DVBSky S960/S860 - driver bug?

I was pleased to upgrade, today, to Ubuntu 15.04 and to get a 3.19 kernel because the Linux TV Wiki suggests that, from kernel version 3.18 onwards, my "Mystique SaTiX-S2 Sky V2 USB (DVBSKY S960 ...
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0answers
16 views

Ubuntu 14.10 server locked after cleaning /boot

My Ubuntu 14.10 server locked after cleaning /boot. It has been working without any problems for several months, but yesterday I received an error message saying that there was no space on /boot. I ...
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0answers
234 views

Ubuntu 15.04 hang when boot virtualbox Centos 6

I have a freshly ubuntu 15.04 64 bit. A virtual box 4.3.26 r98988. And this image http://repo.scalefactory.com/vagrant/centos-6-x86_64-20.box Now everytime I try to boot the VM, my laptop hang. Here ...
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2answers
2k views

VMWare Player 7.1.0 on Ubuntu 15.04 (kernel: 3.19.0-10-generic) app loading

I downloaded the latest version of the VMWare player (v 7.1.0) from here. Installed the bundle, and the installation went through fine. Post-installation, when I tried to launch VMWare Player, but ...