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1answer
52 views

CentOS 7 Crash on boot

Getting this message attempting to boot CentOS 7 BUG: unable to handle kernel NULL pointer dereference at 000000000000009B And then a kernel panic Happens when trying to boot from the OS HDD or ...
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0answers
35 views

Analyze backtrace of kernel panic on Android

I have this problem on my Samsung Galaxy Note 2 LTE with random reboots and kind of clean restarts in the kernel logs (no oops / panic, even though some usb errors) and now I got a kernel panic in the ...
2
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0answers
313 views

Server won't boot, kernel panic - not syncing

After a reboot of a CentOS 6.2 server we are getting a kernel panic with the following error: Kernel panic - not syncing: Attempted to kill init! Panic occurred, switching back to text console ...
3
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1answer
192 views

Removal of HDD causes kernel panic

I recently added a 2nd HDD to a system and then proceeded to do a clean install on to this 2nd HDD of CentOS 6.5. The original system was CentOS 5.9. My plan was to leave the original HDD in place so ...
2
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0answers
131 views

kdump doesn't produce core dump after buggy module is loaded

I am running kernel 3.14.4 on Fedora 18. I am experimenting with a kernel module I am making. The module has a bug (at least one) and crashes the kernel. Sometimes I see a stack trace on my frozen ...
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5answers
183 views

How to find a Linux kernel that works ok on my PC?

I have an old laptop. The newer kernels that ship with the latest versions of the most popular Linux distributions crash from time to time. I want to use a new Linux distribution to get the latest ...
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0answers
2k views

Kernel panic not syncing : Attempted to kill init

OEL 5.9 (Tikanga) 2.6.18-371.6.1.0.1.el5 On boot I get the following errors: ... exec of init (/sbin/init) failed!!!: No such file of directory Kernel panic - not syncing - Attempted to ...
2
votes
1answer
99 views

Kernel Panic on 3.14.0-gentoo on an IBM 9228LGA / SMP Stack Trace

So I've spent the past weekend trying to get this IBM Xeon server up and running. I also took this opportunity to try and get a bootable GPT/Grub2/BIOS setup going. I am able to get the kernel ...
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4answers
1k views

Random restarts caused by a machine check exception

My laptop restarts randomly about twice a day. It shows the following error log before the restart. . Unfortunately I don't have an idea how to decode the Machine Check Exception (MCE). mcelog ...
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3answers
486 views

Why does boot from SD card with my custom kernel result in “VFS: Cannot open root device”?

I'm using an embedded board ARM9 SAM9G25. I want to boot from SD card. When I build a linux kernel with a built-in rootfs (initramfs) then it boots. I want to separate the kernel from rootfs and I ...
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1answer
1k views

Debian 7 - Kernel Panic after libc6 update

I installed and configured Debian 7.2 Wheezy AMD64 few days ago, I spent days configuring everything out and installing useful apps etc, so finally I tried to install Wine. And what happened? ...
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2answers
2k views

Troubleshooting kernel panic — next steps after analyzing `crash` dump

I'm running an Ubuntu 12.04 machine with an Intel i7 CPU. Every now and then, it freezes up completely -- the machine and display stay on for a minute or so, the audio that was playing (if any ...
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1answer
286 views

Behavior of filesystem when mount option has been specified as error=panic

Background I have a debian system on which I have something like the following in the fstab file. /dev/sda1 / ext3 defaults,noatime,errors=panic 0 0 The option I wish to focus on is the ...
0
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1answer
90 views

Kernel panic on “apt-get upgrade” with DWA-160

I'm running on a minimal Ubuntu server 12.04.3 install and I installed a d-link DWA-160 usb wifi adapter as per the instructions shown in this page. After successfully connecting using these ...
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0answers
169 views

IOMMU causing freezes, disabling causes USB to not work

I'm somewhat new to linux, but I'm running a Xubuntu machine that I recently built. Since I started it up, I had noticed frequent freezes, where both the screen (if plugged in) and any SSH session ...
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0answers
231 views

May have broken a Debian installation: 'sudo dpkg --configure -a' won't run

I did an apt-get upgrade on my Jessie vps, hosted by DigitalOcean. As many people know, DigitalOcean provides kernels from the host, rather than allowing the VM to boot from its own kernel image. ...
2
votes
1answer
522 views

Know when a memory address is aligned or unaligned

Im getting kernel oops because ppp driver is trying to access to unaligned address (there is a pointer pointing to unaligned address). Im not sure about the meaning of unaligned address. It means not ...
30
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2answers
2k views

What's the difference between a kernel oops and a kernel panic?

I know what a kernel panic is, but I've also seen the term "kernel oops". I'd always thought they were the same, but maybe not. So: What is a kernel oops, and how is it different from a kernel panic? ...
5
votes
5answers
392 views

Is there a way to shove kernel-panic to the screen?

I know this may seem, well stupid, but can a user shove the cause of a kernel panic to the screen?
1
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1answer
707 views

XBMCbuntu freezes at random intervals

I have a Gateway GM5474 which is running XBMCbuntu on a 500GB Hard drive (the originial I believe or maybe slightly newer hard drive). Little background: The system is still stock, and I was having ...
3
votes
2answers
3k views

kernel panic Hardware Error - what hardware is responsible?

I'm having kernel panics every other day. below is a transcript of a photo of the console. How do I determine what hardware is responsible for the problem? (or is it software) Ubuntu 12.04 LTS ...
2
votes
1answer
931 views

Fedora 19 (Schrödinger's cat) gets stuck on boot

When I installed Fedora, it did not have the Schrödinger's cat boot option, but then I installed a bunch of updates and now it is there. What is even more annoying is that it is the default boot ...
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1answer
604 views

Kernel Panic after Fedora 19 Update

After installing updates on Fedora 19 (kernel 10.3.7-200.fc19.x86_64) the DE freezes whenever I log in. Using the virtual consoles doesn't work. One time I even got this kernel panic: ...
2
votes
3answers
553 views

Intentional kernel panic under Linux?

Is there any way to cause a kernel panic under Linux? I've heard of echo c > /proc/sysrq-trigger but it seems to just freeze, and I'm not sure it's a kernel panic. Is there any C program I can ...
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0answers
233 views

Zorin OS 7 Kernel Panic and boot failure

So I decided to try out Zorin OS 7 x64. Everything was fine during the installation. After a few minutes of browsing the internet with Chrome I got this error: CtrlAltDel didn't work, so I hit ...
0
votes
1answer
777 views

Ubuntu 13.04 seems to randomly crash

I'm using an x64 distro of Ubuntu 13.04 on a Dell inspiron 1464, but it keeps crashing for no apparent reason. Took some pictures of the error screen (first picture is of one instance, the rest are ...
2
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0answers
165 views

What changed between kernels 3.7 and 3.9 that affects LVM/RAID root file systems?

I'm trying to fix a (very messy) system that the user hosed by running a kernel upgrade from 3.7.10 to 3.9.6. the root file system is on an LVM volume on top of a software RAID array. The boot manager ...
1
vote
1answer
104 views

Kernelpanic Fedora 18 with kernel 3.9.2-200

Since upgrading to kernel 3.9 I now get this error every time at start up: BUG: unable to handle kernel NULL pointer dereferences at (null) IP[<ffff8800ca93bfcd>] 0xffff8800ca93bfcc PGD 0 ...
2
votes
1answer
456 views

Kernel panic in Fedora 18 after updating to kernel-3.9

I'm really a beginner in Linux, I've installed Fedora 18 and did yum update to update my system. I got a bunch of updates (around 350 MB download), among them is kernel-3.9.4-200.fc18.x86_64. Now, ...
2
votes
2answers
4k views

How to repair system if kernel panic?

I've just updated packages: 2013-05-23 11:15:34 startup archives unpack 2013-05-23 11:15:35 upgrade locales:all 2.13-38 2.17-3 2013-05-23 11:15:35 status half-configured locales:all 2.13-38 ...
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votes
5answers
4k views

How to determine which module taints the kernel?

My kernel keeps panicking when connected to a certain wireless network. I'd like to send a bug report but my kernel is apparently tainted. From /var/log/messages: Apr 17 21:28:22 Eiger kernel: ...
0
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1answer
152 views

Arch installation and swap partition

to install Arch on a PC I have to make partition of the HDD boot swap / The swap is used by virtual memory, right? What's up if I make a too small or a too big swap partition? Could I have as ...
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0answers
83 views

What kind of crash would crashdump fail to capture?

A freshly built machine running Ubuntu 12.10 64bit is hanging under seemingly random conditions. To debug this I've installed linux-crashdump, confirmed that the second kernel is loaded and a ...
14
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3answers
11k views

How to cause kernel panic with a single command?

Is it possible to cause a kernel panic with a single command line? What would be the most straightforward such command for a sudoing user and what would it be for a regular user, if any? Scenarios ...
2
votes
2answers
287 views

How to edit grub2 to use kdump?

I was following http://fedoraproject.org/wiki/How_to_use_kdump_to_debug_kernel_crashes and in step 2 I need to add the line to grub.cfg, but grub.cfg is a shell I do not know how to edit it, most ...
4
votes
1answer
310 views

Using a custom name for root device in GRUB

I'm working on old distro ( slackware 8.1 ) using a kernel 2.4.37.9 and I have the following problem. I want to use a custom name for boot device, say for example /dev/root1, which can replace the ...
6
votes
1answer
1k views

Trouble Logging Kernel Panic for Debugging

I'm running Ubuntu 12.04 on AWS/EC2 and having a large number of hosts going belly up. I'm trying to enable kernel dumping, but when I simulate a kernel panic, there's no .crash file written anywhere ...
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4answers
24k views

Determining cause of Linux kernel panic

I'm running an Ubuntu 12.04 derivative (amd64) and I've been having really strange issues recently. Out of the blue, seemingly, X will freeze completely for a while (1-3 minutes?) and then the system ...
2
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0answers
884 views

How to troubleshoot kernel panic on boot

I'm trying to run Debian Linux on a Nokia IP710 firewall, but I can't get it to boot correctly: kernel panic every time. The firewall has a Pentium III 1Ghz and 512MB RAM. It has no vga, a very ...
6
votes
1answer
269 views

Untraceable stability problem of 3.6.8 kernel on ASUS P53E

Randomly, but not later than after 10 hours of work, the laptop freezes. Just freezes. Knowing that not all hardware errors are reported back to the user I tried the netconsole. Unfortunately the ...
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0answers
385 views

Editing isolinux leads to kernel panic error in Centos Live CD

I downloaded a CentOS Live CD and tried to customize features on it. The CD boots fine if I use it "as-is". If I edit "isolinux.cfg" to edit the change the title of the CD or the automatic boot time, ...
1
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0answers
558 views

Fedora 17 not booting

I just got GRUB to properly set the resolution, thanks to this wonderful answer. After selecting Fedora 17 and waiting a bit, this displays: [ 0.752888] [Firmware Bug]: powernow-k8: No compatible ...
2
votes
1answer
1k views

How to debug Linux kernel panic?

I am trying to debug a kernel panic. Panic message says unable to handle kernel paging request for address 40025694. At the time of panic it was executing ldreq r10, [lr, #-4] @ get SWI instruction. ...
0
votes
1answer
220 views

Occasionally kernel panics during boot since 3.3.x with Sandy Bridge

Since kernel 3.3.x there are frequent kernel panics during the boot process. It seems to be a kernel problem since I downgraded to 3.0 and the problems are gone. The kernel panics happen almost at ...
2
votes
1answer
2k views

Hotplug area too small error

I have VM running under RHEL6, which is running under HyperV. It has a lot of important soft installed, but does not have suffocating workload (~10% CPU is used). It's been really unstable recently ...
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2answers
1k views

Linux Mint 64-bit Kernel Panic on Boot

I'm trying to install 64-bit Maya on the new Macbook Pro with Retina Display using a Bootcamp partition. The trouble is that I get a kernel panic similar to the one below on live cd boot or usb boot. ...
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1answer
1k views

How can I use netconsole to help solve a kernel panic?

When I try to use a raid as root, my system panics. I want to read the kernel output right before the panic, but can't scroll up. After Googling a bit, I wanted to try netconsole. but I get no output ...
4
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3answers
611 views

Does the linux kernel (specifically 2.6 onwards) have any recursive function?

Given the limited fixed size of kernel stack, my guess is that although theoretically we might have a recursive function if its recursion doesn't go too deep, pragmatism would suggest to do away with ...
1
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1answer
3k views

Linux Mint does not shut down

Sometimes (very rarely actually) I have a problem that when I try to shut down my desktop, it will freeze with the following screen and I can only shut it down by pressing the power button for 8 ...
0
votes
1answer
490 views

init.exe: Caught segmentation fault, core dumped - what is the source of this error

On my embedded device, I have this error showing up after kernel boot: init.exe: Caught segmentation fault, core dumped But I cannot understand why is this happening? If I do battery cut( i.e. ...