[dm-devel] [Bug 19642] New: 2.6.36-rc6 BUG at drivers/scsi/scsi_lib.c:1113
James Bottomley
James.Bottomley at suse.de
Sun Oct 3 18:53:26 UTC 2010
On Sun, 2010-10-03 at 18:37 +0000, bugzilla-daemon at bugzilla.kernel.org
wrote:
> https://bugzilla.kernel.org/show_bug.cgi?id=19642
>
> Summary: 2.6.36-rc6 BUG at drivers/scsi/scsi_lib.c:1113
> Product: IO/Storage
> Version: 2.5
> Kernel Version: 2.6.36-rc6
> Platform: All
> OS/Version: Linux
> Tree: Mainline
> Status: NEW
> Severity: normal
> Priority: P1
> Component: SCSI
> AssignedTo: linux-scsi at vger.kernel.org
I think this is wrong.
> ReportedBy: maciej.rutecki at gmail.com
> CC: rjw at sisk.pl, maciej.rutecki at gmail.com,
> linux at horizon.com
> Regression: Yes
>
>
> Subject : 2.6.36-rc6 BUG at drivers/scsi/scsi_lib.c:1113
> Submitter : "George Spelvin" <linux at horizon.com>
> Date : 2010-09-30 21:10
> Message-ID : 20100930211006.27449.qmail at science.horizon.com
> References : http://marc.info/?l=linux-kernel&m=128588102620299&w=2
That looks like a zero length barrier send down to SCSI with the RW flag
set (hence we try to map a buffer that has nothing to map). I cc'd
dm-devel to see what their opinion is.
James
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