Re: nice little oops

From: David Weinehall (tao@acc.umu.se)
Date: Tue Jan 25 2000 - 12:22:48 EST


On Tue, 25 Jan 100, Rick Hohensee wrote:

> Partition check:
> sda: sda1
> sdb: sdb1
> VFS: Insert root floppy and press ENTER
> Unable to handle kernel null pointer dereference at virtual address 00000008
> current->tss.cr3 = 00101000, %cr3 = 00101000
> *pde = 00000000
> Oops: 0000
> CPU: 0
> EIP: 0010:[<c0128410>]
> EFLAGS: 00010206
> eax: 00000000 ebx: 00000000 ecx: c009df84 edx: c0310000
> esi: 00000000 edi: 00000000 ebp: c009df84 esp: c009df20
> ds: 0018 es: 0018 ss: 0018
> Process swapper (pid: 1, process nr: 1, stackpage=c0096000)
> Stack: 00000000 00000000 00000000 00000000 c019658b c009df84 00000000
> c009df84 c031c000 000003ee ffffffff c0080000 c031c000 c009df84
> c009c000 c031c000 c009df84 c029ba6e c031c000 c009df84 c0297fd8
> Call Trace: [<c019658b>] [<c0124213>] [<c0106093>] [<c01065d3>]
> Code: 8b 40 08 0f b7 40 2a 50 e8 33 c4 ff ff 83 c4 04 c3 90 90 90

This is pretty useless unless you run it through ksymoops. Please do so...
 
> Fatal.
>
> I hope there's no typos.
>
> This is caused by trying to mount / on a write-protected 1.44 meg ext2
> floppy.
>
> This is a 2.1.12 MCA/PCI/kitchen_sink kernel with the realtime
> patch. The box is a PS/2 9590, 2.88 meg floppy drive.

That box doesn't need PCI-support... :^)

> Rick Hohensee
> cLIeNUX user 0
> (The floppy, BTW, has 2 Forths, ash, the kernel, and 300k free space.
> Uncompressed. )

I suppose you utilise an ED-floppy (2.88 MB) then?

/David
  _ _
 // David Weinehall <tao@acc.umu.se> /> Northern lights wander \\
// Project MCA Linux hacker // Dance across the winter sky //
\> http://www.acc.umu.se/~tao/ </ Full colour fire </

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