cannot seek /dev/sdc

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cannot seek /dev/sdc

From:	Marc Haber
Subject:	cannot seek /dev/sdc
Date:	Sun, 3 Jun 2012 12:03:20 +0200
User-agent:	Mutt/1.5.20 (2009-06-14)
Hi,

grub fails installing to the USB stick that I am booting from. Here is
the log:

error: cannot seek `/dev/sdc'.
error: cannot seek `/dev/sdc'.
error: cannot seek `/dev/sdc'.
error: cannot seek `/dev/sdc'.
error: cannot seek `/dev/sdc'.
error: cannot seek `/dev/sdc'.
error: cannot seek `/dev/sdc'.
error: cannot seek `/dev/sdc'.
error: cannot seek `/dev/sdc'.
error: cannot seek `/dev/sdc'.
error: cannot seek `/dev/sdc'.
error: cannot seek `/dev/sdc'.
error: cannot seek `/dev/sdc'.
error: cannot seek `/dev/sdc'.
/usr/sbin/grub-probe: error: cannot find a GRUB drive for /dev/sdc1.  Check 
your device.map.
Auto-detection of a filesystem of /dev/sdc1 failed.
Try with --recheck.
If the problem persists please report this together with the output of 
"/usr/sbin/grub-probe --device-map="/boot/grub/device.map" --target=fs -v 
/boot/grub" to <address@hidden>
[41/address@hidden:~$ cat /boot/grub/device.map
(hd0)   /dev/disk/by-id/ata-OCZ-VERTEX3_OCZ-ZLD20I1YI3AZ3SZ8
(hd1)   /dev/disk/by-id/ata-WDC_WD7500BPVT-00HXZT1_WD-WX71C7068755
(hd2)   /dev/disk/by-id/usb-USB_2.0_USB_Flash_Drive_AA00000000012349-0:0
[42/address@hidden:~$ sudo /usr/sbin/grub-probe 
--device-map="/boot/grub/device.map" --target=fs -v /boot/grub
/usr/sbin/grub-probe: info: Scanning for dmraid_nv RAID devices on disk hd0.
/usr/sbin/grub-probe: info: the size of hd0 is 234441648.
/usr/sbin/grub-probe: info: the size of hd0 is 234441648.
/usr/sbin/grub-probe: info: Scanning for dmraid_nv RAID devices on disk hd1.
/usr/sbin/grub-probe: info: the size of hd1 is 1465149168.
/usr/sbin/grub-probe: info: the size of hd1 is 1465149168.
/usr/sbin/grub-probe: info: Scanning for dmraid_nv RAID devices on disk hd2.
/usr/sbin/grub-probe: info: the size of hd2 is 35747322042253313.
error: cannot seek `/dev/sdc'.
/usr/sbin/grub-probe: info: the size of hd2 is 35747322042253313.
/usr/sbin/grub-probe: info: scanning hd0 for LVM.
/usr/sbin/grub-probe: info: the size of hd0 is 234441648.
/usr/sbin/grub-probe: info: no LVM signature found.
/usr/sbin/grub-probe: info: the size of hd0 is 234441648.
/usr/sbin/grub-probe: info: scanning hd1 for LVM.
/usr/sbin/grub-probe: info: the size of hd1 is 1465149168.
/usr/sbin/grub-probe: info: no LVM signature found.
/usr/sbin/grub-probe: info: the size of hd1 is 1465149168.
/usr/sbin/grub-probe: info: scanning hd2 for LVM.
/usr/sbin/grub-probe: info: the size of hd2 is 35747322042253313.
error: cannot seek `/dev/sdc'.
/usr/sbin/grub-probe: info: the size of hd2 is 35747322042253313.
/usr/sbin/grub-probe: info: Scanning for mdraid09 RAID devices on disk hd0.
/usr/sbin/grub-probe: info: the size of hd0 is 234441648.
/usr/sbin/grub-probe: info: the size of hd0 is 234441648.
/usr/sbin/grub-probe: info: Scanning for mdraid09 RAID devices on disk hd1.
/usr/sbin/grub-probe: info: the size of hd1 is 1465149168.
/usr/sbin/grub-probe: info: the size of hd1 is 1465149168.
/usr/sbin/grub-probe: info: Scanning for mdraid09 RAID devices on disk hd2.
/usr/sbin/grub-probe: info: the size of hd2 is 35747322042253313.
error: cannot seek `/dev/sdc'.
/usr/sbin/grub-probe: info: the size of hd2 is 35747322042253313.
/usr/sbin/grub-probe: info: Scanning for mdraid1x RAID devices on disk hd0.
/usr/sbin/grub-probe: info: the size of hd0 is 234441648.
/usr/sbin/grub-probe: info: the size of hd0 is 234441648.
/usr/sbin/grub-probe: info: Scanning for mdraid1x RAID devices on disk hd1.
/usr/sbin/grub-probe: info: the size of hd1 is 1465149168.
/usr/sbin/grub-probe: info: the size of hd1 is 1465149168.
/usr/sbin/grub-probe: info: Scanning for mdraid1x RAID devices on disk hd2.
/usr/sbin/grub-probe: info: the size of hd2 is 35747322042253313.
error: cannot seek `/dev/sdc'.
/usr/sbin/grub-probe: info: the size of hd2 is 35747322042253313.
/usr/sbin/grub-probe: info: Scanning for mdraid09 RAID devices on disk hd0.
/usr/sbin/grub-probe: info: the size of hd0 is 234441648.
/usr/sbin/grub-probe: info: the size of hd0 is 234441648.
/usr/sbin/grub-probe: info: Scanning for mdraid09 RAID devices on disk hd0,gpt2.
/usr/sbin/grub-probe: info: the size of hd0 is 234441648.
/usr/sbin/grub-probe: info: Scanning for mdraid09 RAID devices on disk hd0,gpt1.
/usr/sbin/grub-probe: info: the size of hd0 is 234441648.
/usr/sbin/grub-probe: info: Scanning for mdraid09 RAID devices on disk hd1.
/usr/sbin/grub-probe: info: the size of hd1 is 1465149168.
/usr/sbin/grub-probe: info: the size of hd1 is 1465149168.
/usr/sbin/grub-probe: info: Scanning for mdraid09 RAID devices on disk hd1,gpt2.
/usr/sbin/grub-probe: info: the size of hd1 is 1465149168.
/usr/sbin/grub-probe: info: Scanning for mdraid09 RAID devices on disk hd1,gpt1.
/usr/sbin/grub-probe: info: the size of hd1 is 1465149168.
/usr/sbin/grub-probe: info: Scanning for mdraid09 RAID devices on disk hd2.
/usr/sbin/grub-probe: info: the size of hd2 is 35747322042253313.
error: cannot seek `/dev/sdc'.
/usr/sbin/grub-probe: info: the size of hd2 is 35747322042253313.
/usr/sbin/grub-probe: info: Scanning for mdraid1x RAID devices on disk hd0.
/usr/sbin/grub-probe: info: the size of hd0 is 234441648.
/usr/sbin/grub-probe: info: the size of hd0 is 234441648.
/usr/sbin/grub-probe: info: Scanning for mdraid1x RAID devices on disk hd0,gpt2.
/usr/sbin/grub-probe: info: the size of hd0 is 234441648.
/usr/sbin/grub-probe: info: Scanning for mdraid1x RAID devices on disk hd0,gpt1.
/usr/sbin/grub-probe: info: the size of hd0 is 234441648.
/usr/sbin/grub-probe: info: Scanning for mdraid1x RAID devices on disk hd1.
/usr/sbin/grub-probe: info: the size of hd1 is 1465149168.
/usr/sbin/grub-probe: info: the size of hd1 is 1465149168.
/usr/sbin/grub-probe: info: Scanning for mdraid1x RAID devices on disk hd1,gpt2.
/usr/sbin/grub-probe: info: the size of hd1 is 1465149168.
/usr/sbin/grub-probe: info: Scanning for mdraid1x RAID devices on disk hd1,gpt1.
/usr/sbin/grub-probe: info: the size of hd1 is 1465149168.
/usr/sbin/grub-probe: info: Scanning for mdraid1x RAID devices on disk hd2.
/usr/sbin/grub-probe: info: the size of hd2 is 35747322042253313.
error: cannot seek `/dev/sdc'.
/usr/sbin/grub-probe: info: the size of hd2 is 35747322042253313.
/usr/sbin/grub-probe: info: scanning hd0 for LVM.
/usr/sbin/grub-probe: info: the size of hd0 is 234441648.
/usr/sbin/grub-probe: info: no LVM signature found.
/usr/sbin/grub-probe: info: the size of hd0 is 234441648.
/usr/sbin/grub-probe: info: scanning hd0,gpt2 for LVM.
/usr/sbin/grub-probe: info: the size of hd0 is 234441648.
/usr/sbin/grub-probe: info: the size of hd0 is 234441648.
/usr/sbin/grub-probe: info: scanning hd0,gpt1 for LVM.
/usr/sbin/grub-probe: info: the size of hd0 is 234441648.
/usr/sbin/grub-probe: info: no LVM signature found.
/usr/sbin/grub-probe: info: scanning hd1 for LVM.
/usr/sbin/grub-probe: info: the size of hd1 is 1465149168.
/usr/sbin/grub-probe: info: no LVM signature found.
/usr/sbin/grub-probe: info: the size of hd1 is 1465149168.
/usr/sbin/grub-probe: info: scanning hd1,gpt2 for LVM.
/usr/sbin/grub-probe: info: the size of hd1 is 1465149168.
/usr/sbin/grub-probe: info: the size of hd1 is 1465149168.
/usr/sbin/grub-probe: info: scanning hd1,gpt1 for LVM.
/usr/sbin/grub-probe: info: the size of hd1 is 1465149168.
/usr/sbin/grub-probe: info: no LVM signature found.
/usr/sbin/grub-probe: info: scanning hd2 for LVM.
/usr/sbin/grub-probe: info: the size of hd2 is 35747322042253313.
error: cannot seek `/dev/sdc'.
/usr/sbin/grub-probe: info: the size of hd2 is 35747322042253313.
/usr/sbin/grub-probe: info: /dev/sdc1 starts from 2048.
/usr/sbin/grub-probe: info: opening the device hd2.
/usr/sbin/grub-probe: info: the size of hd2 is 35747322042253313.
/usr/sbin/grub-probe: error: cannot find a GRUB drive for /dev/sdc1.  Check 
your device.map.
[45/address@hidden:~$ dpkg --list grub\* | grep '^ii'
ii  grub-common                                 1.99-22                         
  GRand Unified Bootloader (common files)
ii  grub-imageboot                              0.6                             
  boot iso, harddisk and floppy images with grub2 and syslinux memdisk
ii  grub-pc                                     1.99-22                         
  GRand Unified Bootloader, version 2 (PC/BIOS version)
ii  grub-pc-bin                                 1.99-22                         
  GRand Unified Bootloader, version 2 (PC/BIOS binaries)
ii  grub-rescue-pc                              1.99-22                         
  GRUB bootable rescue images, version 2 (PC/BIOS version)
ii  grub2-common                                1.99-22                         
  GRand Unified Bootloader (common files for version 2)
ii  grub2-splashimages                          1.0.1                           
  a collection of great GRUB2 splashimages
[46/address@hidden:~$

Greetings
Marc

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Mannheim, Germany  |  lose things."    Winona Ryder | Fon: *49 621 31958061
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