Re: OOPS: 2.5.1-pre8 - cdrecord + ide_scsi

From: Jens Axboe (
Date: Sun Dec 09 2001 - 05:31:04 EST

On Sun, Dec 09 2001, Jens Axboe wrote:
> On Sun, Dec 09 2001, Carl Ritson wrote:
> > Got this at the very start of burning a cd, nothing special, using
> > ide-scsi build into kernel. "cdrecord -v dev=0,0,0 speed=4 img.iso".
> > Box is Dual-PIII 866, 1GB Ram, all IDE system.
> Agrh, because of a bug in ide-scsi conversion this (other) bug went
> unnoticed for a while. Basically we cannot look up the request queue
> reliably from a request, since it may not have originated from the block
> layer. ide-scsi builds it's own, for example. For those, we don't want
> to trust the sg count either.
> Does attached patch work?

Irk, there's a ide-scsi bug in there too. In
drivers/scsi/ide-scsi.c:idescsi_free_bio() change the kfree(bhp) to

Jens Axboe

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