RE: [Open-FCoE] Crash in target_report_luns to virtual lun 0.

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Hi Nicholas,

This is in the kernel from git://open-fcoe.org/fcoe/fcoe-next.git  ver 3.3.0-rc3

I confirmed that adding the change  from the target-devel list fixes the issue.

Steve


> -----Original Message-----
> From: Nicholas A. Bellinger [mailto:nab@xxxxxxxxxxxxxxx]
> Sent: Wednesday, May 30, 2012 9:21 PM
> To: Clark, Steven
> Cc: devel@xxxxxxxxxxxxx; target-devel
> Subject: Re: [Open-FCoE] Crash in target_report_luns to virtual lun 0.
> 
> On Fri, 2012-05-25 at 16:01 +0000, Clark, Steven wrote:
> > Never mind.  I found this reported on the target-devel mailing list.   Not an FCoE issue.
> >
> > http://article.gmane.org/gmane.linux.scsi.target.devel/1418/match=target_report_luns
> >
> > Steve
> >
> 
> Hi Steven,
> 
> Just noticing this thread (CC' target-devel), and wanted to double check
> which kernel this was with..?
> 
> Thanks,
> 
> --nab
> 
> 
> >
> > > -----Original Message-----
> > > From: devel-bounces@xxxxxxxxxxxxx [mailto:devel-bounces@xxxxxxxxxxxxx] On Behalf Of Clark, Steven
> > > Sent: Thursday, May 24, 2012 6:06 PM
> > > To: devel@xxxxxxxxxxxxx
> > > Subject: [Open-FCoE] Crash in target_report_luns to virtual lun 0.
> > >
> > > I have a target set up in vn2vn mode with two iblock target luns.
> > > If I delete either lun 0 or lun 1, a REPORT LUNS command from the client acts as expected.
> > > It reports either LUN 1 or LUN 0, whichever is remaining.
> > > When I delete both LUNs, so I still have a TPG but no LUNs under it, the target crashes.
> > >
> > > The crash is in target_report_luns.  It seems that the data buffer is bad. I'm always sending
> > > the report luns command to lun 0.  What's strange is that tpg_virt_lun0 works fine with lun1
> > > present but I get the crash when it is not.  I have not been able to figure out what is causing
> > > the crash.
> > >
> > > Any ideas? Seems like this should be legal as there is still a session, and the virtual lun0 should just report no luns.
> > >
> > _______________________________________________
> > devel mailing list
> > devel@xxxxxxxxxxxxx
> > https://lists.open-fcoe.org/mailman/listinfo/devel
> 

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