From: Neil Brown <neilb@cse.unsw.edu.au>
To: David Mansfield <lkml@dm.cobite.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [BUG] raw over raid5: BUG at drivers/block/ll_rw_blk.c:1967
Date: Tue, 15 Oct 2002 16:41:08 +1000 [thread overview]
Message-ID: <15787.47236.823202.578662@notabene.cse.unsw.edu.au> (raw)
In-Reply-To: message from David Mansfield on Monday October 14
On Monday October 14, lkml@dm.cobite.com wrote:
>
> Hi everyone,
>
> I haven't been able to run raw over raid5 since 2.5.30 or so, but every
> time I'm about to report it, a new kernel comes out and the problem
> changes completely :-( Now I'm finally going to start getting out the info
> it the hopes someone can fix it. The oops was triggered by attempting to
> read from /dev/raw/raw1 (bound to /dev/md0) using dd. System info
> follows oops:
>
> ------------[ cut here ]------------
> kernel BUG at drivers/block/ll_rw_blk.c:1967!
> invalid operand: 0000
>
You are not alone in reporting this BUG...
I blame the Scsi/bio layer.
Jens Axboe blames raid5.
:-)
Hopefully we will find it one place or the other.
The other report didn't use raw to get the bug, but if using raw makes
it reproducable, I will try that and see if I can reproduce it easily.
NeilBrown
next prev parent reply other threads:[~2002-10-15 6:35 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-10-14 20:36 [BUG] raw over raid5: BUG at drivers/block/ll_rw_blk.c:1967 David Mansfield
2002-10-14 20:49 ` Andrew Morton
2002-10-14 21:57 ` David Mansfield
2002-10-14 22:18 ` David Mansfield
2002-10-15 6:41 ` Neil Brown [this message]
2002-11-05 23:43 ` Neil Brown
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