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Vfs Cannot Open Root Device Or Unknown-block2 0


LinuxQuestions.org > Forums > Linux Forums > Linux - Newbie Cannot open root device nfs or unknown-block(2,0): error -6 User Name Remember Me? How to reduce the width of the equation in a text paragraph? Trying to mount the rootfs through NFS Getting this error: VFS: Unable to mount root fs via NFS, trying floppy. Introduction to Linux - A Hands on Guide This guide was created as an overview of the Linux Operating System, geared toward new users as an exploration tour and getting started check over here

Suddenly, the am335x evm couldn't open mmcb1k0p anymore. Tools Insider University Program Groups Corporate Citizenship TI University Program Russian E2E (сообщество E2E) Japanese E2E (日本語コミュニティ) Learn E2E Launch Your Design Motor Drive & Control Videos More Cancel Linux Linux Now the regarding line looks like this Kernel command line: console=ttymxc0,115200 root=/dev/nfs ip=dhcp nfsroot=,v3,tcp Which seems to be correct as the system starts now. Doing a quick Google search led me to link 1, link 2, link 3 Following is the excerpt from a link referred to by one of the links above: Most likely

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

C# TBB updating metadata value How to reduce the width of the equation in a text paragraph? Missing } inserted. \int dx = x + C & Build me a brick wall! Thank you!-----------------------------------------------------------------------------------------------------------------------Like • Show 0 Likes0 Actions Jaikumar J @ Yiping Wang on Jul 5, 2015 9:43 PMMark CorrectCorrect AnswerHello Yiping,This is the file structure $ ll /opt/fsl_rootfs_nfs/total 156992drwxr-xr-x. 2 root Several reasons can result in such a failure: the kernel configuration is missing drivers for your HDD controller (cases 1, 4, 5) the kernel configuration is missing drivers for the bus

  1. This isn't as stupid as it sounds.
  2. i wish i knew what error -6 means...
  3. TIKZ: foreach not compatible with calc-library?
  4. Below the start up trace: U-Boot SPL 2011.09 (Feb 09 2012 - 15:38:59)Texas Instruments Revision detection unimplementedOMAP SD/MMC: 0reading u-boot.imgreading u-boot.imgU-Boot 2011.09 (Feb 09 2012 - 15:11:31)I2C: readyDRAM: 256 MiBWARNING: Caches

Try running the following lscpi command, and paste its output on http://kmuto.jp/debian/hcl/. Do you have a hint for me what could be wrong and how to resolve this ? Try switching hda with sda (and hdb with sdb, and ...). Vfs Cannot Open Root Device Centos SELinux is disabled on the client.

Please visit this page to clear all LQ-related cookies. VFS: Cannot open root device "nfs" or unknown-block(2,0) Answer: In addition to the kernel support, you need to specify the "nfsvers=3" option to use NFS protocol version 3 as a rootfilesystem. done, booting the kernel.Linux version 2.6.37-g06ebbba ([email protected]) (gcc version 4.4.3 (GCC) ) #1 Fri Jul 8 02:47:41 IST 2011CPU: ARMv7 Processor [411fc087] revision 7 (ARMv7), cr=10c53c7fCPU: VIPT nonaliasing data cache, VIPT It turned out that the write-protect slider on the SD Card pushes a tiny pin onto another tiny metal flap on the am335x EVM board and that closes a circuit.

Also thinking if my EVM gone bad, but why it would give problem for only mounting file system partition from SD card, at the same time the trace also shows the Vfs Cannot Open Root Device Redhat How to reply? Should I report it? Quote: console=ttyO0,115200n8 root=/dev/nfs rw nfsroot=,nfsver=3 ip= So I imagine the kernel is trying to mount nfsv4 and failing b/c you didn't spec the version correctly.

Please Append A Correct Root= Boot Option

Total pages: 453136 Kernel command line: console=ttymxc0,115200 root=/dev/nfs ip=dhcp nfsroot=:,v3,tcp PID hash table entries: 4096 (order: 2, 16384 bytes) Dentry cache hash table entries: 262144 (order: 8, 1048576 bytes) Inode-cache hash Do we know Ford's old name? Vfs Cannot Open Root Device Or Unknown-block(0 0) How is the correct air speed for fuel combustion obtained at the inlet of the combustor? Vfs Cannot Open Root Device Nfs Or Unknown-block(2 0) Thanks & Regards, Velan Don't forget to verify answers to your forum questions by using the green "verify Answer" button.

Use of the information on this site may require a license from a third party, or a license from TI. check my blog xode View Public Profile View LQ Blog View Review Entries View HCL Entries Find More Posts by xode View Blog 08-04-2014, 01:38 AM #3 mcha LQ Newbie Registered: Feb Thread Tools Search this Thread Display Modes #1 5th July 2012, 01:33 PM 17twenty Offline Registered User Join Date: Jul 2012 Location: UK Posts: 2 Can no longer Total pages: 1034240Kernel command line: root=/dev/nfs rw nfsroot= ip= console=ttyS0,115200PID hash table entries: 4096 (order: 3, 32768 bytes).......fsl_dpa_generic: FSL DPAA Generic Ethernet driver ()drivers/rtc/hctosys.c: unable to open rtc device (rtc0)IP-Config: Complete: Vfs Cannot Open Root Device Please Append A Correct Root Boot Option

The problem here is that the kernel that you are booting cannot translate the root=/dev/... Join them; it only takes a minute: Sign up Here's how it works: Anybody can ask a question Anybody can answer The best answers are voted up and rise to the Using NFSv3 for NFS Root Filesystem Question: My NFS server only allows the protocol in version 3. this content DONEJumping to entry point at 0x81080000.U-Boot 2010.12-rc2 (Mar 24 2011 - 19:27:17)Cores: ARM 297 MHzDDR: 243 MHzI2C: readyDRAM: 128 MiBNAND: 2048 MiBMMC: davinci: 0, davinci: 1Bad block table found at page

Xiaomi)1PXE boot fails to boot directly to initramfs with error; unable to0Bootloader Set Up for TFTP and NFS; Diskless Boot Up from Amazon EC2 Hot Network Questions Find the rate of Please Append A Correct Root= Boot Option Here Are The Available Partitions Err[-121]tvp514x 3-005c: Unable to turn on decodertvp514x 3-005c: Read: retry ... 0tvp514x 3-005c: Read: retry ... 1tvp514x 3-005c: Read: retry ... 2tvp514x 3-005c: Read: retry ... 3tvp514x 3-005c: Read: retry ... Also (probably secondary problem) : I just set the folder fsl-community-bsp/build/tmp/work/wandboard_quad-poky-linux-gnueabi/core-image-minimal/1.0-r0/rootfs in my /etc/exports file for the nfs, is that ok ?

No idea, what was the problem on ubuntu.

asked 2 years ago viewed 3643 times active 2 years ago Upcoming Events 2016 Community Moderator Election ends Nov 22 Related 1Force close file on NFS opened by someone else2nfs error: parameter you gave it (inside the boot loader configuration) into a real, accessible file system. Not clear why you get permission denied. Cannot Open Root Device Nfs Or Unknown-block(0 0) Reply Cancel Cancel Reply Suggest as Answer Use rich formatting Prodigy 90 points Hemanth kumar Nov 19, 2013 4:54 AM In reply to Chard: Hi all, I'm experiencing the same problem.But

Wondering if my Ubunto machine is corrupted in preparing the SD card, Also wondering if there a solution without reinstalling my ubunto machine. BOOTP broadcast 1 DHCP client bound to address (3 ms) Using FEC device TFTP from server; our IP address is Filename 'zImage'. Check if the kernel that is being boot by the boot loader is the correct kernel. http://bovbjerg.net/cannot-open/vfs-cannot-open-root-device-sda3-or-unknown-block2-0.php i also removed rdinit=/sbin/init from the kernel command line.

Thanks for the reply though - it helped me focus a bit on what it could be. 17twenty View Public Profile Find all posts by 17twenty Tags boot, device, fedora, kernel, OK XIP Kernel Image ... But afterwards it failed every time. share|improve this answer answered Apr 10 '14 at 6:44 user3518186 1 initrd isn't mandatory, you can boot a kernel without usingit. –binarym yesterday add a comment| Your Answer

up vote 0 down vote After reading this answer which explains what is going on, try using the [Boot-Reapir CD][1][1]: https://help.ubuntu.com/community/Boot-Repair Worked great at repairing the "the device is misidentified in Most likely this is PCI support, SATA support (which is beneath SCSI device support), ... VFS: Cannot open root device "nfs" or unknown-block(2,0): error -6 Please append a correct "root=" boot option; here are the available partitions: b300 15558144 mmcblk0 driver: mmcblk b301 8192 mmcblk0p1 000c648f-01 Maybe something got enabled in the kernel that is taking over that pin.

Read More NEWS   12 Nov 2015 The accidental thermal engineer: Can we know Tj by looking at Tcase? If you'd like to contribute content, let us know. xode View Public Profile View LQ Blog View Review Entries View HCL Entries Find More Posts by xode View Blog 08-06-2014, 12:10 PM #8 mcha LQ Newbie Registered: Feb