[uml-user] "Kernel panic - not syncing: Kernel mode signal 8" error on running UML

Hi All, System configuration: rootfs: Fedora21-AMD64-root_fs linux image: Linux  4.13.11 #11 Wed Nov 29 10:31:11 IST 2017 x86_64 x86_64 x86_64 GNU/Linux     Getting below two errors on running UML. Don't know exact steps to re-produce the issue but if I leave the UML idle for more than 30 min

Re: [uml-user] Kernel panic - not syncing: No init found using initramfs

Hi Vegard, Thanks for your reply. I got the same result when I used ./linux init=/bin/sh command line to boot uml. Finally, I mount my root_fs to /mnt and ldd init. The ldd told me some lib is miss and some lib is 32-bit for my 64-bit init. Now, I can boot my UML. Thanks a

Re: [uml-user] Kernel panic - not syncing: No init found using initramfs

On 16 May 2016 at 10:05, kail-gj wrote: > Hi, > I build my uml from source with CONFIG_INITRAMFS_SOURCE configured with > a rootfs text file. I specify the init file to busybox as > file /bin/busybox /home//busybox/busybox 755 0 0 /init /bin/sh in > rootfs text file. > But it doe

[uml-user] Kernel panic - not syncing: No init found using initramfs

Hi, I build my uml from source with CONFIG_INITRAMFS_SOURCE configured with a rootfs text file. I specify the init file to busybox as file /bin/busybox /home//busybox/busybox 755 0 0 /init /bin/sh in rootfs text file. But it does not work and output "kernel panic - not syncing

[uml-user] kernel panic when loading a module (klm)

Hi, I am trying to load a kernel module into UML. I've built the module using the same source tree that built the UML kernel. But when I tried to load (insmod) the module, the kernel panic happened. The kernel version: 2.6.27 The module init code is trying to create a directory under /proc: s

Re: [uml-user] Kernel Panic while trying to bring up UML on x86_64

On Wed, Apr 21, 2010 at 12:22, Sirisha Alla wrote: > Hi All, > > I am a newbie to UML. Been trying to bring up UML on x86_64bit > SuSe10.2 machine. My uml filesystem is in rootfs directory. While > running the kernel got a segmentation fault. Here is the output. The kernel is panicking because you

[uml-user] Kernel Panic while trying to bring up UML on x86_64

Hi All, I am a newbie to UML. Been trying to bring up UML on x86_64bit SuSe10.2 machine. My uml filesystem is in rootfs directory. While running the kernel got a segmentation fault. Here is the output. Core dump limits : soft - 0 hard - NONE Checking that ptrace can change system call number

Re: [uml-user] Kernel panic

Thanks! I got it work all right now! I am mainly using it for kernel hacking, so 3-level page table is not important. On 3/27/07, Jeff Dike <[EMAIL PROTECTED]> wrote: On Wed, Mar 21, 2007 at 09:14:37PM +0800, Yang Sheng wrote: > Any solution? Or if I can provide more information? This is bein

Re: [uml-user] Kernel panic

On Wed, Mar 21, 2007 at 09:14:37PM +0800, Yang Sheng wrote: > Any solution? Or if I can provide more information? This is being caused by a bug in the 3-level page table support in UML/i386. Do you really need 3-level page tables? If not, turn the option off. Jef

Re: [uml-user] Kernel panic

On Wed, Mar 21, 2007 at 09:14:37PM +0800, Yang Sheng wrote: > Any solution? Or if I can provide more information? I can reproduce the BUG with the kernel image and filesystem that you used, but not with current 2.6.21-rc4, so I would say that it was a bug in 2.6.19 that has since been fixed. With

Re: [uml-user] Kernel panic

On Wed, Mar 21, 2007 at 09:14:37PM +0800, Yang Sheng wrote: > Any solution? Or if I can provide more information? Not yet, I haven't started looking at this yet. Jeff -- Work email - jdike at linux dot intel dot com --

Re: [uml-user] Kernel panic

Any solution? Or if I can provide more information? On 3/18/07, Yang Sheng <[EMAIL PROTECTED]> wrote: Which same error? > Sorry, I didn't point it out clearly. Using 2.6.20.3 host kernel with 2.6.20.3 precompiled kernel binary, and DSL-2.2 root system image, I got: INIT: version 2.78-knoppix

Re: [uml-user] Kernel panic

Which same error? Sorry, I didn't point it out clearly. Using 2.6.20.3 host kernel with 2.6.20.3 precompiled kernel binary, and DSL-2.2 root system image, I got: INIT: version 2.78-knoppix booting [42949376.22] Kernel panic - not syncing: Kernel mode signal 4 [42949376.22] [42949376.

Re: [uml-user] Kernel panic

On Sun, Mar 18, 2007 at 02:23:52PM +0800, Yang Sheng wrote: > exist at least in 2.6.16.33 and fixed by your patch(I can't find it now...). > > Another is fixed by http://lkml.org/lkml/2006/12/4/355 , which exists in > 2.6.19.2 . Using a modern UML would certainly help. > Now I upgraded host kern

Re: [uml-user] Kernel panic

More info: I tried http://uml.nagafix.co.uk/kernels/kernel32-2.6.19.7 with DSL and fc5 image，and get this, maybe more useful: INIT: version 2.86 booting [42949375.81] BUG: failure at mm/mmap.c:1997/exit_mmap()! [42949375.81] Kernel panic - not syncing: BUG! [42949375.81] [42949375.81

Re: [uml-user] Kernel panic

The two errors I encounter are : arch/um/os-Linux/process.c:142: error: expected declaration specifiers or '...' before 'getpid' exist at least in 2.6.16.33 and fixed by your patch(I can't find it now...). Another is fixed by http://lkml.org/lkml/2006/12/4/355 , which exists in 2.6.19.2 . Now

Re: [uml-user] Kernel panic

On Sat, Mar 17, 2007 at 08:05:33PM +, Antoine Martin wrote: > Try upgrading the host kernel to 2.6.20.3 or 2.6.21-rcX > I supposed you did read the warning message at the top of the page? > (there are issues with host kernels > 2.6.15) FYI, I believe this is fixed in 2.6.21-rc4 - independent c

Re: [uml-user] Kernel panic

On Sun, Mar 18, 2007 at 03:13:29AM +0800, Yang Sheng wrote: > http://uml.nagafix.co.uk/kernels/kernel32-2.6.20.3 and busybox , I encounter > this: > > VFS: Mounted root (ext3 filesystem) readonly. > : applet not found > [42949376.46] Kernel panic - not syncing: Attempted to kill init! This mi

Re: [uml-user] Kernel panic

Yang Sheng wrote: > Hi > > I am new to uml. At this time, I even can't use the kernel binary and > image to start uml. > > I am using debian sid, the uml version is 2.6.18-1um-2: i386. My host > kernel is customized by myself, which is 2.6.19.2 Is this a 64-bit system by any c

[uml-user] Kernel panic

Hi I am new to uml. At this time, I even can't use the kernel binary and image to start uml. I am using debian sid, the uml version is 2.6.18-1um-2: i386. My host kernel is customized by myself, which is 2.6.19.2 And when I using binary kernel in http://uml.nagafix.co.uk/kernels/kernel32-2.6.20

Re: [uml-user] Kernel panic - not syncing: Kernel mode signal 7 (with 2.6.17.1 and .2)

Am Montag, den 03.07.2006, 10:33 +0200 schrieb Daniel Tombeil: Hi Daniel, > > can anyone help me, please? My systems run very dirty and I cannot use > > any 2.6.17.x kernels. Am I alone with this problem? Under 2.6.16.20 I > > never saw such a kernel panic. > > I had similar looking panics and i

Re: [uml-user] Kernel panic - not syncing: Kernel mode signal 7 (with 2.6.17.1 and .2)

Hi, Quoting Stefan Hofmann <[EMAIL PROTECTED]>: > Am Samstag, den 01.07.2006, 09:49 +0200 schrieb Stefan Hofmann: > > Hi *, > >> after upgrading my (host + guest) debian system to 2.6.17.2, I often get >> an uml kernel panic like this: > > can anyone help me, please? My systems run very dirty and

Re: [uml-user] Kernel panic - not syncing: Kernel mode signal 7 (with 2.6.17.1 and .2)

Am Samstag, den 01.07.2006, 09:49 +0200 schrieb Stefan Hofmann: Hi *, > after upgrading my (host + guest) debian system to 2.6.17.2, I often get > an uml kernel panic like this: can anyone help me, please? My systems run very dirty and I cannot use any 2.6.17.x kernels. Am I alone with this prob

[uml-user] Kernel panic - not syncing: Kernel mode signal 7 (with 2.6.17.1 and .2)

Hi *, after upgrading my (host + guest) debian system to 2.6.17.2, I often get an uml kernel panic like this: (Rem.: host-kernel with the new skas-v9-pre-patch) Any comments? Thanks and Greetings, stefan EIP: 0073:[<08059550>] CPU: 0 Not tainted ESP: 007b:bfecfae4 EFLAGS: 00010287 Not tai

Re: [uml-user] Kernel panic: No init found. Try passing init= option to kernel.

On Wednesday 18 January 2006 01:44, Adam Atlas wrote: > On 15 Jan 2006, at 21.37, Blaisorblade wrote: > > On Monday 16 January 2006 00:51, Adam Atlas wrote: > >> On 11 Jan 2006, at 20.37, Blaisorblade wrote: > >>> On Thursday 12 January 2006 02:28, Adam Atlas wrote: > >> I'm running 2.6.12-10-386

Re: [uml-user] Kernel panic: No init found. Try passing init= option to kernel.

On 15 Jan 2006, at 21.37, Blaisorblade wrote: On Monday 16 January 2006 00:51, Adam Atlas wrote: On 11 Jan 2006, at 20.37, Blaisorblade wrote: On Thursday 12 January 2006 02:28, Adam Atlas wrote: I'm running 2.6.12-10-386 as my host. Is that SKAS-patchable? Those version number have no abs

Re: [uml-user] Kernel Panic on Boot

On Mon, Jan 16, 2006 at 07:02:52PM -0500, Michael McCabe wrote: > I'm new to usermode linux and I'm trying to get a guest up and > running on a Ubuntu Breezy based host. I'm running the kernel that > is included in Ubuntu and I'm attempting to build the 2.6.11 kernel > for uml. It builds co

[uml-user] Kernel Panic on Boot

Hi, I'm new to usermode linux and I'm trying to get a guest up and running on a Ubuntu Breezy based host. I'm running the kernel that is included in Ubuntu and I'm attempting to build the 2.6.11 kernel for uml. It builds correctly but when I go to run it, it gives me the following kerne

Re: [uml-user] Kernel panic: No init found. Try passing init= option to kernel.

On Monday 16 January 2006 00:51, Adam Atlas wrote: > On 11 Jan 2006, at 20.37, Blaisorblade wrote: > > On Thursday 12 January 2006 02:28, Adam Atlas wrote: > I'm running 2.6.12-10-386 as my host. Is > that SKAS-patchable? Those version number have no absolute meaning, they're assigned by distros.

Re: [uml-user] Kernel panic: No init found. Try passing init= option to kernel.

On Monday 16 January 2006 03:06, Rob Landley wrote: > On Sunday 15 January 2006 19:53, Blaisorblade wrote: > > > > > You have something strange - it can't write on /proc/mm (13 = > > > > > EACCES, permission denied). But it thinks it's on a SKAS host. > > > > > > Wild guess: is your /dev writeable

Re: [uml-user] Kernel panic: No init found. Try passing init= option to kernel.

On Sunday 15 January 2006 19:53, Blaisorblade wrote: > > > > You have something strange - it can't write on /proc/mm (13 = EACCES, > > > > permission denied). But it thinks it's on a SKAS host. > > > > Wild guess: is your /dev writeable to the user you're running as, > > It's /proc/mm, not in /dev!

Re: [uml-user] Kernel panic: No init found. Try passing init= option to kernel.

On Monday 16 January 2006 02:46, Rob Landley wrote: > On Sunday 15 January 2006 17:51, Adam Atlas wrote: > > >>> Mounted devfs on /dev > > >>> init_new_context_skas - new_mm failed, errno = -13 > > >>> init_new_context_skas - new_mm failed, errno = -13 > > >>> Kernel panic: No init found. Try pass

Re: [uml-user] Kernel panic: No init found. Try passing init= option to kernel.

On Sunday 15 January 2006 17:51, Adam Atlas wrote: > >>> Mounted devfs on /dev > >>> init_new_context_skas - new_mm failed, errno = -13 > >>> init_new_context_skas - new_mm failed, errno = -13 > >>> Kernel panic: No init found. Try passing init= option to kernel. > >> > >> I've messed around with

Re: [uml-user] Kernel panic: No init found. Try passing init= option to kernel.

On 11 Jan 2006, at 20.37, Blaisorblade wrote: On Thursday 12 January 2006 02:28, Adam Atlas wrote: I'm trying to run a UML system. Specifically, I'm using Umlazi (though I have this problem even if I run the kernel manually), with the prebuilt Debian-Woody-Base + UMLconfig system. I've tried t

Re: [uml-user] Kernel panic: No init found. Try passing init= option to kernel.

On Wed, Jan 11, 2006 at 08:28:12PM -0500, Adam Atlas wrote: > >init_new_context_skas - new_mm failed, errno = -13 This is permission denied, which is strange. Can you post the full boot log? Jeff --- This SF.ne

Re: [uml-user] Kernel panic: No init found. Try passing init= option to kernel.

On Thursday 12 January 2006 02:28, Adam Atlas wrote: > I'm trying to run a UML system. Specifically, I'm using Umlazi > (though I have this problem even if I run the kernel manually), with > the prebuilt Debian-Woody-Base + UMLconfig system. I've tried three > kernels -- linux-2.4.22-xfs5um, linux-

[uml-user] Kernel panic: No init found. Try passing init= option to kernel.

I'm trying to run a UML system. Specifically, I'm using Umlazi (though I have this problem even if I run the kernel manually), with the prebuilt Debian-Woody-Base + UMLconfig system. I've tried three kernels -- linux-2.4.22-xfs5um, linux-2.4.26-20040615-1um, and vmlinux-2.6.14.3-bs3. In eve

Re: [uml-user] Kernel panic - not syncing: copy_context_skas0 - stub-child reports error 12345678

On Monday 09 January 2006 18:05, Abhay Raghu wrote: > Hello > > I am trying to run uml with the skas0 patch - Linux kernel 2.6.12 from > kernel.org was patched with Blaisorblade's uml-2.6.12-bb12-skas0.patch. > This is being attempted on a RH9 SMP box - 2.4.20-6 smp. > Can I attempt to run 2.6

[uml-user] Kernel panic - not syncing: copy_context_skas0 - stub-child reports error 12345678

Hello   I am trying to run uml with the skas0 patch - Linux kernel 2.6.12 from kernel.org was patched with Blaisorblade's uml-2.6.12-bb12-skas0.patch. This is being attempted on a RH9 SMP box - 2.4.20-6 smp. I see this error:   ./linux mem=64M ubd0=fs.cow,rootfs Checking for /proc/mm...not

Re: [uml-user] Kernel panic when using NS-2 and UML//TAP devices/ebtables

On Friday 23 December 2005 15:12, Fuad Abinader Jr wrote: > Hi all, >I'm going to describe here what's happening with me for some months, and > if someone have an idea, please help me! I've briefly looked through your setup... I've briefly answered some of your questions at the end, but I al

[uml-user] Kernel panic when using NS-2 and UML//TAP devices/ebtables

Hi all,   I'm going to describe here what's happening with me for some months, and if someone have an idea, please help me!    First, I'll describe my scenario, and then I'll explain it:  UML Terminal A ### UML Terminal B ##|/--\###/--\##| |  |###|  |

Re: [uml-user] Kernel panic - not syncing: Kernel mode signal 7

ya sorry, turned out i had a bug in my software that was mounting tmpfs smaller than the users ram.. ~Shaun - Original Message - From: "Jeff Dike" <[EMAIL PROTECTED]> To: "Shaun" <[EMAIL PROTECTED]> Cc: Sent: Wednesday, November 23, 2005 12:46 AM Subj

Re: [uml-user] Kernel panic - not syncing: Kernel mode signal 7

On Tue, Nov 22, 2005 at 12:49:15PM -0800, Shaun wrote: > Kernel panic - not syncing: Kernel mode signal 7 Is your /tmp full? Jeff --- This SF.Net email is sponsored by the JBoss Inc. Get Certified Today Registe

[uml-user] Kernel panic - not syncing: Kernel mode signal 7

I have a Guest running on 2.6.14 that was crashing with a kernel panic, i then bumped it down to 2.6.12 but i'm still having the same problem. Below is the dump that is displayed when guest dies. Any idea's whats going on? Kernel panic - not syncing: Kernel mode signal 7 EIP: 0073:[<4b8cf805

Re: [uml-user] Kernel panic - not syncing: copy_context_skas0 - stub-child reports error ...

On Friday 07 October 2005 17:13, Kai Tan wrote: > By enabling CONFIG_BLK_DEV_UBD as suggested by blaisorblade in an earlier > post, I don't have the VFS: Unable to mount root fs on unknown-block(98,0) > problem anymore. > > However I hit yet another problem -- Kernel panic - not syncing: > copy_con

[uml-user] Kernel panic - not syncing: copy_context_skas0 - stub-child reports error ...

By enabling CONFIG_BLK_DEV_UBD as suggested by blaisorblade in an earlier post, I don't have the VFS: Unable to mount root fs on unknown-block(98,0) problem anymore. However I hit yet another problem -- Kernel panic - not syncing: copy_context_skas0 - stub-child reports error 12345678. It al

Re: [uml-user] Kernel Panic - not syncing

On Saturday 17 September 2005 15:26, Riccardo Bianconi wrote: > >Try upgrading to 2.6.13. If you have little bandwidth, you can likely > >download > >the patches. > > For tring to use 2.6.13 source I have to upgrade my Ubuntu to 2.6.13 too ? No, host and guest kernel don't have to match. > Or I can

Re: [uml-user] Kernel Panic - not syncing

Try upgrading to 2.6.13. If you have little bandwidth, you can likely download the patches. For tring to use 2.6.13 source I have to upgrade my Ubuntu to 2.6.13 too ? Or I can have Ubuntu at 2.6.10 and the UML linux/vmlinux to 2.6.13. > But when call > ./linux Hope you call it with its due

Re: [uml-user] Kernel Panic - not syncing

On Friday 16 September 2005 10:55, Riccardo Bianconi wrote: > I'm tring to install UML on Ubuntu 2.6.10-5-386 > > I made linux with 2.6.10 source get from www.kernel.org Try upgrading to 2.6.13. If you have little bandwidth, you can likely download the patches. > and I'm tring to > boot on a root

[uml-user] Kernel Panic - not syncing

I'm tring to install UML on Ubuntu 2.6.10-5-386 I made linux with 2.6.10 source get from www.kernel.org and I'm tring to boot on a root_fs Debian-3.0r0.sarge.ext2 But when call ./linux I get: hwclock is unable to get I/O port access: the iopl(3) call failed. System time was Fri Sep 16 08:46

[uml-user] Kernel panic - not syncing: No init found

I got " Kernel panic - not syncing: No init found. Try passing init= option to kernel.", Where can I find information to fix it? Host/Guest system are 2.6.13-rc6, fedora 4 [EMAIL PROTECTED] umlbuild]# gdb linux-uml-2.6.13-rc6 GNU gdb Red Hat Linux (6.3.0.0-1.21rh) Copyright 2004 Free Software

Re: [uml-user] Kernel panic - not syncing: No init found. Try passing init= option to kernel.

Hi, Am Sonntag, 28. August 2005 18:54 schrieb Clifford Ton: > Warning: unable to open an initial console. is /dev set up correctly? Is there a /dev/console and /dev/tty0? In the rootfs /dev directory do "./MAKEDEV console" and try it again. -- greetings eMHa pgpExnnt83vJu.pgp Description:

[uml-user] Kernel panic - not syncing: No init found. Try passing init= option to kernel.

Host System 2.6.13-rc6, fedora 4.   Host/guest Kernel http://www.kernel.org/pub/linux/kernel/v2.6/linux-2.6.12.5.tar.bz2   No Uml Patch   Will get the following message:, How can I fix it?     [EMAIL PROTECTED] umlbuild]# ./linux-uml-2.6.13-rc6 ubd0=./root-fs/gentoo-fs  mem=64M c

Re: [uml-user] Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0)

On Thursday 10 March 2005 10:58, KLEIN Stéphane wrote: > Peter a écrit : > > $ sudo mount Debian-3.0r0.ext2 ../uml/ -o loop > $ cd ../ > $ sudo chroot uml/ > > > Check you have a /dev/ubd/disc0/disc on your UML guest file system. > I've launch this on my UML guest file system : > > # for i in 0 1

Re: [uml-user] Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0)

KLEIN Stéphane a écrit : Hi, I've initialized my uml configuration like this : I compiled Kernel 2.6.11 $ make menuconfig ARCH=am ... $ make linux ARCH=am I've downloaded http://prdownloads.sourceforge.net/user-mode-linux/Debian-3.0r0.ext2.bz2 for root_fs I launch : $ ./vmlinux root=/dev/ubd/dis

Re: [uml-user] Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0)

Peter a écrit : $ sudo mount Debian-3.0r0.ext2 ../uml/ -o loop $ cd ../ $ sudo chroot uml/ Check you have a /dev/ubd/disc0/disc on your UML guest file system. I've launch this on my UML guest file system : # for i in 0 1 2 3 4 5 6 7; do mknod ubd$i b 98 $[ $i * 16 ]; done > You > need to to be cr

Re: [uml-user] Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0)

Check you have a /dev/ubd/disc0/disc on your UML guest file system. You need to to be created like this: i=0; mknod /dev/ubd/disc$i/disc b 98 $[$i*16]. Where $i is the ubd$i value you're passing in on the command line. [EMAIL PROTECTED]:~/linux$ ./vmlinux root=/dev/ubd/disc0/disc ubd0=Debia

[uml-user] Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0)

Hi, I've initialized my uml configuration like this : I compiled Kernel 2.6.11 $ make menuconfig ARCH=am ... $ make linux ARCH=am I've downloaded http://prdownloads.sourceforge.net/user-mode-linux/Debian-3.0r0.ext2.bz2 for root_fs I launch : $ ./vmlinux root=/dev/ubd/disc0/disc ubd0=Debian-3.0r0

[uml-user] Kernel panic error while halting the system

Hi, i got the error while halting the system :   Sending all processes the TERM signal... Kernel panic: read of switch_pipe failed, errno = 0sleeping process 17672 got unexpected signal : 11   Plz help me out to analyze it.   Thanks and Best Regards,Adil Mujeeb

Re: [uml-user] Kernel panic error

On Saturday 11 December 2004 13:42, Adil Mujeeb, Noida wrote: > hi, > Iam facing a problem. Iam able to successfully boot the UML but when i try > to login on it, it generates an error: > Kernel panic: Kernel mode fault at addr 0xc, ip 0xa0115924 > > Could anybody plz help me out what is the probl