The main component of most operating systems, the kernel manages most of a computer's communication between hardware and software. Typically, the kernel is the lowest level of abstraction a programmer can have to a resource.

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How can I debug OSX memory card events

I am trying to get kernel messages for memory card insertion - removal, but i don't get logs. I issue the command "tail -f /var/log/kernel.log" So i need to know how to increase kernel log level to ...
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+50

Windows 8.1 64bit Kernel-Power 137 Error

I'm at the moment encountering a problem with my windows 8.1 64bit Version. Some days ago I realised that it takes longer than usual to start the computer or wake it up, in fact, the computer seems ...
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1answer
34 views

Broadcom 4360 wireless setup w/ Ubuntu 14.10

I am attempting to set up my wireless adapter, but I can't seem to get the drivers installed properly. OS: Ubuntu 14.10 Motherboard: ASUS X99-Deluxe (wireless adapter is embedded) Adapter: Broadcom ...
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4 views

Recompile kernel to add user process kick confirmation

my apologies if this has already been asked. This is a combination development/admin/security question. My apologies if this question is being asked in the wrong forum. On Windows platforms, even ...
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2answers
25 views

What does it mean when a kernel terminates a process with status 131?

I am trying to debug an issue where a redis-server process died, and in the syslog I see: Mar 9 23:56:44 ip-10-236-158-228 kernel: [25188369.962457] init: redis1-server main process (2822) ...
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30 views

Where to copy kernel source after kernel is compiled from sources?

On my linux box (Mint 17.1) I compiled the kernel from sources so that I could enable certain things that are not there by default. The kernel compiled fine and the system boots/works just fine. ...
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1answer
79 views

Win32 and the global namespace

I'm studying Windows NT architecture. I would like to know what is the relation between the "Win32" namespace and the "\Global??" namespace in the nt namespace? As far as i understand the win32 ...
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43 views

Can't flash openwrt kernel on Mikrotik Routerboard 750

Im trying to flash OpenWRT onto Mikrotik RouterBOARD 750 and Im having some difficulties when trying to flash kernel. Im running OpenWrt form RAM right now. Even though, I erased kernel beforehand, ...
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7 views

How can I see the currently installed netfilter hooks?

Not just the iptables, is it possible to see the currently installed netfilter hooks in Linux PC? Such as the home-made kernel modules that installs netfilter hooks for someone's own filtering rule?
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1answer
54 views

Windows XP Kernal Hack?

I have Windows XP 32-bit and have 8 gigabytes of ram, but aparently windows can only "see" 4 gigs of it. I know that there are 'kernal hacks' for OS's such as Vista, 7 and 8, but none for XP. Could ...
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9 views

How to set sysfs.conf for EDAC kernel module

I want to set parameter for the following EDAC settings files: /sys/module/edac_core/parameters/edac_mc_panic_on_ue /sys/module/edac_core/parameters/edac_pci_panic_on_pe But before I set any ...
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0answers
27 views

What exactly does acpi_backlight=vendor do

I have an issue when booting Linux with a device plugged to USB 3.0. If there is anything plugged (USB stick, keyboard, …), the system hangs on start with blank screen and does not react even on ...
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79 views

How to understand and debug USB issues with Linux

I’m having an odd problem with a cheap "reverse USB hub" —not sure what the technical name might be— named a Tek Republic TUS-200 USB Sharing Switch. it has one USB port for devices, and ...
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0answers
12 views

cpusets compiled in kernel but not visible when running

Device: radxa ( 4-core ARM ) the official kernel from radxa is used with the ubuntu 14.04 rootfs : https://github.com/radxa/linux-rockchip.git. As cpusets where not enabled in def_config, i enabled ...
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46 views

How to find what is causing a Kernel EventTracing error in the Event Log?

I am troubleshooting a Kernel EventTracing "session failed to start with the following error: 0xc0000011" that pops up too many times in my event log. Every solutions I found in google were very ...
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1answer
20 views

Where is /sys/subsystem as described in Linux kernel doc?

Quote from https://www.kernel.org/doc/Documentation/sysfs-rules.txt: [...] It is planned to merge all three classification directories into one place at /sys/subsystem, following the layout of the ...
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45 views

linux kernel starting issue (file system corrupted) on nand flash memory

please look at here for the trace. To make it short : I need a way to erase flash memory (Root file system) on my arm device to be able to install a linux kernel + file system again. So, let me ...
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0answers
23 views

How to limit max RAM usage of a process in kernel 3.13

I am trying to limit the max RAM used by a process in using kernel 3.13.0-43-generic in ubuntu Ubuntu 14.04.1. I would like to set this system wide, but as this doesn't work I have been trying it ...
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17 views

Restore [non-boot drive] root directory from kernel image

Accidentally overwrote the root directory on a 2nd drive, .. but the subdirectories are still there [i.e. cd to a subdirectory drive is successful]. Problem is, the root directory in the partition is ...
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0answers
24 views

Console outputs kernel error AudioSysctl

Since Yosemite my console app logs this twice a second: kernel: AudioSysctl: (0) It's insane. Since I can't find anything about it in the internet, how would I try to get to the bottom of this (and ...
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0answers
16 views

ethernet port is not detected in freescale MPC8569 board after kernel updrade

I have a freescale MPC8569 embedded board. previously, I put linux version 2.6.32 on it and all interface connected to processor are working properly. Now, I upgraded my linux version to 3.10 and now ...
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1answer
69 views

What is *Paged* Kernel Memory?

What is paged kernel memory, as reported in the Windows Task Manager? Is it related to the page file? I assumed that it was the part of kernel memory stored on disk in a page file, but I tested ...
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113 views

Random freezes kernel power

Hi everyone I see kernel power 41 (63) in computer management and my computer freezes every 10 minutes it keeps working only screen stuck. and it doesnt matter that I do anything even when it just ...
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0answers
123 views

Random system halt (no BSOD) due to watchdog

I have a Sony SVE15118FG laptop running windows 8.1 that has been doing me well however recently it has started while gaming randomly shutting off. I'm referring to an immediate power off followed by ...
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273 views

How can I fix kernelevent tracing, error 0xc0000035?

I have noticed several kernelevent tracing errors in event viewer. The code is always 0xc0000035 and event ID is always 2. Session "HomeGroupLog" failed to start with the following error: 0xC0000035 ...
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331 views

WIN8_DRIVER_FAULT - BSoD

I've since fixed this issue, although I'm now running into another issue. Please see my new thread: NVIDIA; Whea_Uncorrectable_Error I'm currently facing a slight issue. Whenever starting a ...
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0answers
14 views

Kernel Panic on funtoo

I'm having a lot of kernel panic problems on my funtoo system. I don't know exactly why it happens, I'm afraid that it's happing because of my processor which is a intel i7 which uses ivybridge... so ...
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1answer
37 views

script to disallow mounting of certain idVendor

I'm trying to write a script to disallow mounting of certain usb thumb drive's brand like silicon-power my thought was to use tail -f /var/log/messages and grep it to idVendor and blocking it upon ...
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20 views

Alcatel 918D kernel (Frame buffer console) compilation error

Hi i've been trying to compile the Alcatel 918D kernel with the framebuffer console driver, but I get this error. Can anyone help, Originally the procedure I followed was for a Samsung mobile which ...
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1answer
65 views

How to compile an ISO with a kernel patch for another computer?

I recently bought an HP Stream, which is a neat, cheap laptop that I intended to install Xubuntu on. Unfortunately, I have been running into problems due to its eMMC drive. I found it seems to be ...
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0answers
104 views

Kernel Panic from overheating?

I believe my CPU is overheating which is causing a kernel panic and the machine reboots. It is an Intel 3612QE. I have changed the cpufrequtils scaling_governor to ondemand, conservative, and also ...
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0answers
49 views

Possible to create custom distros off Windows NT kernel? [closed]

Something I've always wondered (so my apologies if this is obvious). With all legality aside, is it possible for someone to attain the knowledge to create a custom OS off the windows NT kernel? Or ...
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Is system call the only way that a user program can intentionally affect the state of a Linux kernel?

I think there are several ways that a user program can intentionally affect the state of a Linux kernel. By invoking a system call; By invoking mmap() and writing the memory that has been mapped to ...
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1answer
52 views

What is the difference between linux-server vs linux-image-server on Ubuntu?

I cannot find a recent, definitive difference between linux-server and linux-image-server. I thought for sure this would be in the Ubuntu documentation, but I don't see it.
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1answer
206 views

What are the differences between the linux-virtual, linux-image-virtual, and linux-image-extra-virtual kernels in ubuntu? [closed]

I'm wondering what the differences are between these kernels? linux-virtual linux-image-extra-virtual linux-image-virtual
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2answers
131 views

Scrolling up the failed screen with kernel panic

From time to time, Linux booting failed on very early stage (like initrd loading). Then, the kernel panic message is showing up in text mode. Since the screen height limit, all I can see is around 40 ...
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1answer
43 views

Reinstall /boot/<kernel> files through apt-get?

I was doing some maintenance and a script got away from me. I managed to delete the latest kernel files from /boot (actually, all the kernel files, including the old ones). I need to re-install the ...
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33 views

Is BIOS/UEFI used after OS startup?

I know that BIOS/UEFI is used during computer startup to boot the system and check HW and that it provides abstraction over hardware Does this mean, that the OS kernel calls BIOS/UEFI layer when the ...
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15 views

CentOS two sets of kernel packages

On my CentOS 6.2 system the rpm -qa command shows two sets of kernel packages and sources: kernel-2.6.32-220.el6.x86_64 kernel-2.6.32-220.7.1.el6.x86_64 kernel-devel-2.6.32-220.el6.x86_64 ...
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188 views

Telit modems on newer linux kernels are not recognised

I've Telit HE910 and HE910-v2 modems. After switching from 3.13-rc4 (sunxi branch) to mainline 3.17.2 I've got problems with 910. Before modem was set up properly: Jan 1 03:22:11 localhost kernel: ...
2
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1answer
271 views

linux-headers-3.16.0-4-amd64 vs. linux-headers-3.16-3-amd64

"uname -a" returns 3.16-3-amd64 as my kernel version but I could install 3.16.0-4 via synaptic. Are these two same? OS: Debian Jessie
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1answer
503 views

Wi-Fi not showing up after kernel upgrade from 3.10 to 3.16 in Ubuntu 14.04

I upgraded the kernel in Ubuntu 14.04 from 3.10 to 3.16. My system is a Lenovo G510 59398431. After that the option “enable wifi” in the drop-down of wireless icon on the desktop is not there. Even in ...
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1answer
90 views

Virtualbox not installing because of kernel version mismatch in fedora 20

I am using this answer to install Vbox,The only problem I have is with kernel version in the second part of that answer it tells output of uname -rm and rpm -qa kernel | sort -V | tail -n 1 ...
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1answer
56 views

What could cause out_of_memory & __alloc_pages

Sadly my server is permanently hangging due to out of memory: Nov 8 07:30:43 crawler kernel: Nov 8 07:30:43 crawler kernel: Call Trace: Nov 8 07:30:43 crawler kernel: [<ffffffff800cb625>] ...
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1answer
37 views

Is there anyway to get driver commands from a windows driver .sys

Is there anyway to Sniff out driver commands for a (.sys)system file driver?
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27 views

IPV6 address removed from interfaces while I make that interface down but IPV4 address still there

Firstly I assigned IPV4 and IPv6 addresses in an interface in Linux..then I brought the interface DOWN and then again UP that interface.. The problem is that then the IPV6 addresses are removed but ...
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1answer
55 views

How to distinguish 'syscalls' form 'int 80h' when using ptrace

As far as I know, ptrace can only get syscall number by PTRACE_SYSCALL, but syscall number is different in x86 and x64. So is there any way to figure out where this syscall real origin? I am now ...
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1answer
40 views

Are my disks waking up too often?

I have noticed a sequence of this messages in my logs: Oct 27 02:20:38 kernel: sd 0:0:0:0: [sda] Synchronizing SCSI cache Oct 27 02:20:38 kernel: sd 0:0:0:0: [sda] Stopping disk Oct 27 02:20:38 ...
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1answer
28 views

Error compiling the linux kernel 3.8.0

I am trying to compile the Linux kernel on my virtual machine which is installed Lubuntu, and I am getting the following error: In file included from ubuntu/aufs/aufs.h:45:0, from ...
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1answer
49 views

Enable KMS after logging in

Is there some way to enable KMS after booting. My linux box is set up to log into a console, with X having to be started manually if required. I do not want to enable KMS on booting, as it causes ...