public inbox for linux-scsi@vger.kernel.org
 help / color / mirror / Atom feed
From: James Bottomley <James.Bottomley@SteelEye.com>
To: Dave Jones <davej@redhat.com>
Cc: linux-scsi@vger.kernel.org, linux-usb-devel@lists.sourceforge.net
Subject: Re: USB/SCSI slab corruption.
Date: Thu, 12 Jan 2006 19:30:32 -0600	[thread overview]
Message-ID: <1137115833.3530.46.camel@mulgrave> (raw)
In-Reply-To: <20060112233606.GP19827@redhat.com>

On Thu, 2006-01-12 at 18:36 -0500, Dave Jones wrote:
>  > SCSI device sdb: 321672960 512-byte hdwr sectors (164697 MB) 
>  > slab error in cache_free_debugcheck(): cache `sgpool-8': double free, or 
>  > memory outside object was overwritten 
>  >  [<c0153593>] cache_free_debugcheck+0x1ab/0x22f     [<c014d3c2>] 
>  > mempool_free+0x3a/0x73 
>  >  [<c01540e2>] kmem_cache_free+0x2a/0x69     [<c014d3c2>] 
>  > mempool_free+0x3a/0x73 
>  >  [<f8862c8b>] scsi_io_completion+0x207/0x4d2 [scsi_mod]     [<f885dcad>] 

This is a classic symptom of done() being called twice on the same
command.  Best guess would be a driver issue.

James



      parent reply	other threads:[~2006-01-13  1:30 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-01-12 23:36 USB/SCSI slab corruption Dave Jones
2006-01-13  0:23 ` Stefan Richter
2006-01-13  9:39   ` F. Poncin
2006-01-13  1:30 ` James Bottomley [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=1137115833.3530.46.camel@mulgrave \
    --to=james.bottomley@steeleye.com \
    --cc=davej@redhat.com \
    --cc=linux-scsi@vger.kernel.org \
    --cc=linux-usb-devel@lists.sourceforge.net \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox