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Vfs Cannot Open Root Device (null) Or Unknown-block(0 0)

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I'm looking here and I have no device.map in the directory you specified. SATA or SCSI controller is not recognized, I guess. problem is coz of kernel only. If it is another digit (like 8), it is unable to identify the file system (but is able to access the hardware). have a peek here

One of the most frequent cases: you selected support for your harddisk controller protocol (IDE, SATA, SCSI, ...) but forgot to select the HDD controller driver itself (like Intel PIIX). Here's a link to a similar thread in the Gentoo forum: http://www.linuxforums.org/forum/gen...ub-conf-2.html Reply With Quote 11-14-2006 #5 rafise View Profile View Forum Posts Private Message View Articles Just Joined! maybe i'll download that kernel and try to install it again, see if that works. Can I hint the optimizer by giving the range of an integer? http://askubuntu.com/questions/71332/kernel-panics-with-cannot-open-root-device-error-where-do-i-append-the-root

Vfs Cannot Open Root Device (null) Or Unknown-block(0 0)

i have compiled the kernel both manually and via genkernel at least 6 times and i have ensure that support for scsi devices and all filesystems are built in to the Toshiba Qosmio G30 for ya. I just have partitions for / /boot /home and swap. The grub.conf looks correct to me assuming you placed the bzImage in the correct place.

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The site will show you which kernel drivers you need to select for your system. Please Append A Correct Root= Boot Option Register. 05-23-2007 #1 GivePeaceAChance View Profile View Forum Posts Private Message View Articles Linux User Join Date Aug 2005 Posts 341 ERROR: VFS: Cannot open root device or unknown-block(0,0) Hi, So I'm booted up just fine without it. you can try this out Cheers.

Thanks in advance. 1345-151507-1006937 Back to top Guest Members #2 Guest 6,766 posts Posted 29 May 2007 - 09:34 AM Dear Octavian,I understand that you are talking about the Xen opensource Please Append A Correct Root= Boot Option Here Are The Available Partitions I'm assuming what you told me to do wasn't the end of my woes. If it doesn't, it is most likely because the kernel doesn't know the device to begin with (so it can't attempt to display partitions). Make sure the file system support is built in the kernel.

Please Append A Correct Root= Boot Option

Ha1f View Public Profile View LQ Blog View Review Entries View HCL Entries Find More Posts by Ha1f 01-29-2006, 07:48 PM #4 snakeo2 Member Registered: Mar 2004 Location: Miami, more hot questions question feed about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation Science Vfs Cannot Open Root Device (null) Or Unknown-block(0 0) New Users: Read This First Reply With Quote 05-24-2007 #6 GivePeaceAChance View Profile View Forum Posts Private Message View Articles Linux User Join Date Aug 2005 Posts 341 I checked Ubuntu's Vfs Cannot Open Root Device Please Append A Correct Root Boot Option does it make a different if i go back and recompiled using genkernel ?

The main difference I observe is that up to 3.0.0.12, the grub conf tries to identify the hard disk using its UUID, 3.0.0.13 now uses /dev/sda6 .. navigate here Find More Posts by fakie_flip Thread Tools Show Printable Version Email this Page Search this Thread Advanced Search Posting Rules You may not post new threads You may not post Manufacturer ID > 0x000000 Chip ID 0x000000 > Intel/Sharp Extended Query Table at 0x0031 > Using buffer write method > smc91x.c: v1.1, sep 22 2004 by Nicolas Pitre > eth0: Say your root file system uses btrfs (which I definitely don't recommend) but you didn't select it, or selected it to be built as a module, then you'll get the error Vfs Cannot Open Root Device Centos

Sorry if I'm restating anything anyone else said or something you've answered before, but skimming through the posts, I didn't see anything mentioned about your kernel. Reply With Quote $spacer_open $spacer_close 05-23-2007 #4 GivePeaceAChance View Profile View Forum Posts Private Message View Articles Linux User Join Date Aug 2005 Posts 341 Hmmm.... http://www.gentoo.org/doc/en/handboo...part=1&chap=10 Similar problem can be found here: http://forums.gentoo.org/viewtopic-t...block+0+0.html Hope this gets you going Sincerely, Jørgen Last edited by anti.corp; 01-30-2006 at 01:45 PM. http://dekovsoft.com/cannot-open/vfs-cannot-open-root-device-nfs-or-unknown-block-2-0.html Block device /dev/sda3 is not a valid root device... !!The root bolck device is unspecified or not detected please specify a device to boot, or "shell" for shell boot() ::

Privacy policy About Gentoo Wiki Disclaimers © 2001–2016 Gentoo Foundation, Inc. Cannot Open Root Device Mapper/volgroup-lv_root I am using linux kernel 3.5.5 and made sure that SCSI support is included > in the kernel. You may have to register before you can post: click the register link above to proceed.

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Also verify that the boot loader configuration (/boot/grub/grub.conf for GRUB legacy and /boot/grub/grub.cfg for GRUB2) refers to the correct partition: FILE /boot/grub/grub.confGRUB Legacy partition exampletitle Gentoo Linux root (hd0,0) kernel /kernel-3.0.4 Several functions may not work. weird ... –Dan Soap Nov 28 '11 at 16:19 add a comment| 2 Answers 2 active oldest votes up vote 7 down vote accepted You haven't provided much information with logs Please Append A Correct Root= Boot Option Redhat Open the kernel configuration wizard (the make menuconfig part) so that you can update the kernel configuration accordingly.

Try switching hda with sda (and hdb with sdb, and ...). Search this Thread 01-29-2006, 06:22 PM #1 snakeo2 Member Registered: Mar 2004 Location: Miami, Fl Distribution: Red Hat 9/fedora core3/ Posts: 273 Rep: VFS: cannot open root device "sda3" So using: grub> kernel (fd0)/boot/vmlinuz init=bin/sh root=/dev/fd0 load_ramdisk=1 prompt_ramdisk=1 grub>boot The result is something like: Kernel panic: VFS: Unable to mount root fs on unknown-block(0,0) Any idea? this contact form It is amazing what you can accomplish if you do not care who gets the credit.

If I don't get this Kernel to work, how can I remove it as the default and stick to the older one? 11.10 kernel share|improve this question edited Feb 26 '12 Where should I append the correct root= option? You may have to register before you can post: click the register link above to proceed. I have created image using qemu-img command (qemu-img create -disk.img > 1G), loop mounted it and installed root file system on this image. > > 2.