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From: Stefan Richter <stefanr@s5r6.in-berlin.de>
To: linux-scsi@vger.kernel.org
Cc: Dave Jones <davej@redhat.com>,
	linux-usb-devel@lists.sourceforge.net,
	"F. Poncin" <cr27587@chello.be>
Subject: Re: USB/SCSI slab corruption.
Date: Fri, 13 Jan 2006 01:23:56 +0100	[thread overview]
Message-ID: <43C6F31C.5090909@s5r6.in-berlin.de> (raw)
In-Reply-To: <20060112233606.GP19827@redhat.com>

Dave Jones wrote:
> A nasty 2.6.15 report from one of our Fedora users.
> 
> 		Dave
> 
>  > then when it got to map my USB drive: 
>  > 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>] 
>  > scsi_finish_command+0x82/0xd0 [scsi_mod] 
>  >  [<f885db8e>] scsi_softirq+0xc0/0x137 [scsi_mod]     [<c012a152>] 
>  > __do_softirq+0x72/0xdc 
>  >  [<c01063d3>] do_softirq+0x4b/0x4f 
>  >  ======================= 
[...]

This looks very similar to this report about an SBP-2 HDD under 
2.6.14-rc4: http://marc.theaimsgroup.com/?t=112931959700002
-- 
Stefan Richter
-=====-=-==- ---= -==-=
http://arcgraph.de/sr/


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  reply	other threads:[~2006-01-13  0:23 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 [this message]
2006-01-13  9:39   ` F. Poncin
2006-01-13  1:30 ` James Bottomley

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