Bug#478238: grub-probe: fails to find drive for /dev/sda10

[Török Edwin]

Robert Millan wrote:
> On Mon, Apr 28, 2008 at 11:54:16AM +0300, Török Edwin wrote:
>   
>> Package: grub-common
>> Version: 1.96+20080426-1
>> Severity: important
>>
>> --- Please enter the report below this line. ---
>>
>> # grub-probe -t device /boot
>> /dev/sda10
>>
>> # grub-probe -t drive /boot
>> grub-probe: error: Cannot find a GRUB drive for /dev/sda10.  Check your device.map.
>>
>> I attached the output of
>> 'grub-probe -d /dev/sda10 -vv'
>>
>> =---------------------------------------------------------=
>> Output from fdisk -l:
>>
>> Disk /dev/sda: 60.0 GB, 60011642880 bytes
>> 255 heads, 63 sectors/track, 7296 cylinders
>> Units = cylinders of 16065 * 512 = 8225280 bytes
>> Disk identifier: 0x8f800100
>>
>>    Device Boot      Start         End      Blocks   Id  System
>> /dev/sda1   *           1        1275    10241406    7  HPFS/NTFS
>> /dev/sda2            1276        2248     7815622+  a6  OpenBSD
>> /dev/sda3            2249        5289    24426832+   f  W95 Ext'd (LBA)
>> /dev/sda4            6080        7296     9775552+  bf  Solaris
>> /dev/sda5            2249        2371      987966   82  Linux swap / Solaris
>> /dev/sda6            2372        3587     9767488+  83  Linux
>> /dev/sda7            3588        3600      104391   83  Linux
>> /dev/sda8            3601        4863    10145016   8e  Linux LVM
>> /dev/sda9            4864        5228     2931831   a6  OpenBSD
>> /dev/sda10           5229        5289      489951   83  Linux
>>     
>
> Could you run grub-emu and type the following commands?
>
>   "ls", "ls (hd0,1)", "ls (hd0,2)", ........., "ls (hd0,10)"
>
> and send the output?  Thank you

Output from grub2:

GNU GRUB  version 1.96

 [ Minimal BASH-like line editing is supported. For the first word, TAB
   lists possible command completions. Anywhere else TAB lists possible
   device/file completions. ]

grub> ls
(VolGroup00-LogVol01) (VolGroup00-LogVol00) (host) (hd0) (hd0,1) (hd0,2)
(hd0,2,a) (hd0,2,b) (hd0,2,d) (hd0,2,e) (hd0,2,g) (hd0,2,h) (hd0,2,l)
(hd0,2,m) (hd0
,2,n) (hd0,2,o) (hd0,2,p) (hd0,4) (hd0,5) (hd0,6) (hd0,7) (hd0,8) (hd0,9)
error: invalid disk label magic 0x4542414c
grub> ls (hd0,1)
        Partition hd0,1: Filesystem type ntfs
grub> ls (hd0,2)
        Partition hd0,2: Filesystem type ufs
grub> ls (hd0,3)
error: unknown device
grub> ls (hd0,4)
        Partition hd0,4: Unknown filesystem
grub> ls (hd0,5)
        Partition hd0,5: Unknown filesystem
grub> ls (hd0,6)
        Partition hd0,6: Filesystem type xfs, Label debian_ROOT
grub> ls (hd0,7)
        Partition hd0,7: Filesystem type ext2, Label /boot
grub> ls (hd0,8)
        Partition hd0,8: Unknown filesystem
grub> ls (hd0,9)
        Partition hd0,9: Unknown filesystem
grub> ls (hd0,10)
error: unknown device
grub> ls (hd0,11)
error: unknown device
grub>


Output from grub-0.97:
grub> root (hd0,1)
 Filesystem type unknown, partition type 0xa6

grub> root (hd0,2)
 Filesystem type unknown, partition type 0xf

grub> root (hd0,3)
 Filesystem type unknown, partition type 0xbf

grub> root (hd0,4)
 Filesystem type unknown, partition type 0x82

grub> root (hd0,5)
 Filesystem type is xfs, partition type 0x83

grub> root (hd0,6)
 Filesystem type is ext2fs, partition type 0x83

grub> root (hd0,7)
 Filesystem type unknown, partition type 0x8e

grub> root (hd0,8)

Error 24: Attempt to access block outside partition

grub> root (hd0,9)
 Filesystem type is ext2fs, partition type 0x83

grub> root (hd0,10)

Error 22: No such partition

P.S. Sorry for the late reply, the mail from the bug tracker went into
the spam folder :(

Best regards,
--Edwin