Re: Kernel BUG at fs/mpage.c:489

[Nick Piggin]

On Wednesday 13 February 2008 08:50, Alan Cox wrote:
> > Feb 12 19:55:08 butterfly kernel: hde: dma timeout error: status=0xd0 {
> > Busy } Feb 12 19:55:08 butterfly kernel: ide: failed opcode was: unknown
>
> Your drive stopped responding.
>
> > Feb 12 19:55:08 butterfly kernel: hde: DMA disabled
> > Feb 12 19:55:08 butterfly kernel: PDC202XX: Primary channel reset.
> > Feb 12 19:55:08 butterfly kernel: PDC202XX: Secondary channel reset.
>
> We gave it a good kicking and it stayed offline
>
> > Feb 12 19:55:08 butterfly kernel: hde: set_drive_speed_status:
> > status=0xd0 { Busy } Feb 12 19:55:08 butterfly kernel: ide: failed opcode
> > was: unknown Feb 12 19:55:47 butterfly kernel: ide2: reset timed-out,
> > status=0xd0 Feb 12 19:55:47 butterfly kernel: hde: status timeout:
> > status=0xd0 { Busy }
>
> And we gave up.
>
> Almost certainly a hardware fail of some sort.

Right, but the kernel shouldn't go bug...

I don't have a copy of your exact source code... which condition in
__mpage_writepage went BUG?
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