[Pkg-iscsi-maintainers] Bug#502845: linux-image-2.6.32-1-amd64 / open-iscsi amd64 login hang

[Ritesh Raj Sarraf]

On Sunday 02 May 2010 02:14:56 Moritz Muehlenhoff wrote:
> On Wed, Apr 07, 2010 at 09:31:17PM +0200, Florian Lohoff wrote:
> > On Tue, Apr 06, 2010 at 04:21:46AM +0100, Ben Hutchings wrote:
> > > > > On Thu, Feb 11, 2010 at 08:23:12PM +0100, Florian Lohoff wrote:
> > > > > > Something _is_ broken - I am very successful building up
> > > > > > open-iscsi/iscsitarget pairs on i386 - as soon as the initiator
> > > > > > (open-iscsi) is on amd64 the login hangs forever ... No matter
> > > > > > whether the target is on the same machine or on a different
> > > > > > machine ...
> > > > > 


I have the same setup where my software iSCSI target is on an i686 box where 
as my open-iscsi initiator is on an amd64 box.

> > > > > Yes, it is. The iscsi_uevent structure defined in scsi/iscsi_if.h
> > > > > suffers of the 64-bit-allignment-desease on i386.
> > > > > 
> > > > > Also please not that this interface is officialy _not_ exported.
> > > > 
> > > > So? What would be the correct state? Wontfix? Forwarded-UpStream?
> > > 
> > > If you want to get this fixed in the kernel then please report this
> > > upstream at <https://bugzilla.kernel.org> or on an appropriate mailing
> > > list.  If it's accepted as a real bug and fixed upstream then we can
> > > backport the fix.
> > 
> > The bug has been confirmnd on the open-iscsi mailingliste and reported
> > to be on the low priority fixlist. So basically open-iscsi is broken in
> > Debian with a amd64 kernel and 32 bit userspace with no solution.
> 
> Adding Debian open-iscsi maintainers to CC.
> 
> Since according to upstream this is unlikey to be fixed for the Squeeze
> kernel, maybe you should at least document in the open-iscsi package?
> 


I am not very sure if I see the same problem.

Here, on my setup:

rrs at learner:~$ uname -a
Linux learner 2.6.32-4-686 #1 SMP Tue Apr 6 07:02:27 UTC 2010 i686 GNU/Linux
rrs at learner:~$ apt-cache policy iscsitarget
iscsitarget:
  Installed: 1.4.20-1
  Candidate: 1.4.20-1
  Version table:
 *** 1.4.20-1 0
        500 http://ftp.debian.org sid/main Packages
        100 /var/lib/dpkg/status
     0.4.17+svn229-1.4 0
        990 http://ftp.debian.org testing/main Packages


champaran:/etc/iscsi# /etc/init.d/open-iscsi start
 * Starting iSCSI initiator service iscsid                                                                                   
[ OK ] 
 * Setting up iSCSI targets                                                                                                         
Logging in to [iface: default, target: iqn.2001-04.com.example:iet.test, 
portal: 192.168.2.104,3260]
Login to [iface: default, target: iqn.2001-04.com.example:iet.test, portal: 
192.168.2.104,3260]: successful
                                                                                                                             [ 
OK ]
 * Mounting network filesystems                                                                                              
[ OK ] 


champaran:~# uname -a
Linux champaran 2.6.32-4-amd64 #1 SMP Mon Apr 5 21:14:10 UTC 2010 x86_64 
GNU/Linux


Is there something else I need to reproduce the problem ?


Regards,
Ritesh
-- 
Ritesh Raj Sarraf
RESEARCHUT - http://www.researchut.com
"Necessity is the mother of invention."
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