Re: [gentoo-user] grub boot problem

[Matt Harrison <iwasinnamuknow@genestate.com>]

Matthew R. Lee wrote:
> On Saturday 05 July 2008 19:15:05 Mick wrote:
>> On Sunday 06 July 2008, Matthew R. Lee wrote:
>>> I've just compiled a new kernel, but when I reboot grub will not load the
>>> new kernel. I get error 15 (file not found). But the file is there.
>>> Yes grub is install properly and yes the boot partition was mounted when
>>> I copied the new kernel across and changed the grub.conf. What's really
>>> confusing me is there's no syntax error in the grub.conf that I can see,
>>> and the first kernel on the list boots fine.  Anyone got any cluse as to
>>> why grub can't see the second kernel?
>>>
>>> [grub.conf]
>>> default 0
>>>
>>> timeout 30
>>>
>>> splashimage=(hd0,0)/boot/grub/splash.xpm.gz
>>>
>>> title=Gentoo 2.6.22-r2
>>>
>>> root (hd0,0)
>>> kernel /boot/kernel-2.6.22-r2-2 root=/dev/sda3
>>> video=vesafb:mtrr,ywrap,1280x800-24@70
>>>
>>> title=Gentoo 2.6.24-r8
>>>
>>> root (hd0,0)
>>> kernel /boot/kernel-2.6.24-r8 root=/dev/sda3
>>> video=vesafb:mtrr,ywrap,1280x800-24@70
>> Could you please show us:
>>
>> $ mount
>>
>> and
>>
>> # ls -la /boot
> 
> /dev/sda3 on / type ext3 (rw,noatime)
> proc on /proc type proc (rw)
> sysfs on /sys type sysfs (rw,nosuid,nodev,noexec)
> udev on /dev type tmpfs (rw,nosuid)
> devpts on /dev/pts type devpts (rw,nosuid,noexec)
> shm on /dev/shm type tmpfs (rw,noexec,nosuid,nodev)
> usbfs on /proc/bus/usb type usbfs (rw,noexec,nosuid,devmode=0664,devgid=85)
> /dev/sda1 on /boot type ext2 (rw)
> 
> total 17256
> drwxr-xr-x  5 root root    1024 Jul  5 18:28 .
> drwxr-xr-x 21 root root    4096 Dec 29  2007 ..
> drwxr-xr-x  4 root root    1024 Aug 16  2007 boot
> -rw-r--r--  1 root root   37395 Dec 25  2006 config-2.6.18-r5
> -rw-r--r--  1 root root   35286 Dec 28  2006 config-2.6.18-r6
> -rw-r--r--  1 root root   29907 Jul 19  2007 config-2.6.21-r4
> -rw-r--r--  1 root root   39449 Aug  4  2007 config-2.6.22-r2
> -rw-r--r--  1 root root   44583 Jul  5 18:48 config-2.6.24-r8
> -rw-r--r--  1 root root   44541 Jun 23 18:25 config-2.6.25-r5
> drwxr-xr-x  2 root root    1024 Jun 23 17:02 grub
> -rw-r--r--  1 root root  486761 Oct  7  2006 initrd.img-2.6.17-sata
> -rw-r--r--  1 root root 1637016 Dec 25  2006 kernel-2.6.18-r5
> -rw-r--r--  1 root root 1606118 Dec 28  2006 kernel-2.6.18-r6
> -rw-r--r--  1 root root 1916280 Jul 19  2007 kernel-2.6.21-r4
> -rw-r--r--  1 root root 1740624 Aug  4  2007 kernel-2.6.22-r2
> -rw-r--r--  1 root root 1847000 Jul  5 18:48 kernel-2.6.24-r8
> -rw-r--r--  1 root root 2952220 Jun 23 18:24 kernel-2.6.25-r5
> drwx------  2 root root   12288 Dec 27  2007 lost+found
> -rw-r--r--  1 root root  738926 Dec 25  2006 system.map-2.6.18-r5
> -rw-r--r--  1 root root  712206 Dec 28  2006 system.map-2.6.18-r6
> -rw-r--r--  1 root root  813409 Jul 19  2007 system.map-2.6.21-r4
> -rw-r--r--  1 root root  810321 Aug  4  2007 system.map-2.6.22-r2
> -rw-r--r--  1 root root  870491 Jul  5 18:48 system.map-2.6.24-r8
> -rw-r--r--  1 root root 1183038 Jun 23 18:25 system.map-2.6.25-r5
> 
> I should probably give /boot a clean, but could this be the problem?
> 

According to your grub.conf your default is the top entry, but the 
kernel image for that doesn't exist in your boot partition.

kernel /boot/kernel-2.6.22-r2-2 root=/dev/sda3

should probably be

kernel /boot/kernel-2.6.22-r2 root=/dev/sda3

Thats if 2.6.22-r2 is the kernel your trying to boot.

HTH

Matt
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