dmraid -r -E segfault

[Heinz Mauelshagen]

Jason,

can you send me that metadata for tests, please.
tar/bzip2 the created *.{dat,offset,size} files into
isw-Jason_Gaston-raid1.tar.bz2 and send them in private email to me.

Thanks,
Heinz

On Thu, Jun 28, 2007 at 10:33:34AM -0700, Gaston, Jason D wrote:
> I am seeing a segmentation fault when running [dmraid -r -E] on on an
> isw mirror set.  Here is the gdb output.  This was on the 1.0.0.rc14
> Fedora 7 source.
> 
> Jason
> 
> [root at localhost tools]# gdb --args ./dmraid -r -E -vvv
> GNU gdb Red Hat Linux (6.6-8.fc7rh)
> Copyright (C) 2006 Free Software Foundation, Inc.
> GDB is free software, covered by the GNU General Public License, and you
> are
> welcome to change it and/or distribute copies of it under certain
> conditions.
> Type "show copying" to see the conditions.
> There is absolutely no warranty for GDB.  Type "show warranty" for
> details.
> This GDB was configured as "x86_64-redhat-linux-gnu"...
> Using host libthread_db library "/lib64/libthread_db.so.1".
> (gdb) r
> Starting program: /usr/src/redhat/SOURCES/dmraid/1.0.0.rc14/tools/dmraid
> -r -E -vvv
> WARN: locking /var/lock/dmraid/.lock
> NOTICE: /dev/sda: asr     discovering
> NOTICE: /dev/sda: ddf1    discovering
> NOTICE: /dev/sda: hpt37x  discovering
> NOTICE: /dev/sda: hpt45x  discovering
> NOTICE: /dev/sda: isw     discovering
> NOTICE: /dev/sda: jmicron discovering
> NOTICE: /dev/sda: lsi     discovering
> NOTICE: /dev/sda: nvidia  discovering
> NOTICE: /dev/sda: pdc     discovering
> NOTICE: /dev/sda: sil     discovering
> NOTICE: /dev/sda: via     discovering
> NOTICE: /dev/sdb: asr     discovering
> NOTICE: /dev/sdb: ddf1    discovering
> NOTICE: /dev/sdb: hpt37x  discovering
> NOTICE: /dev/sdb: hpt45x  discovering
> NOTICE: /dev/sdb: isw     discovering
> NOTICE: writing metadata file "sdb_isw.dat"
> NOTICE: writing offset to file "sdb_isw.offset"
> NOTICE: writing size to file "sdb_isw.size"
> NOTICE: /dev/sdb: isw metadata discovered
> NOTICE: /dev/sdb: jmicron discovering
> NOTICE: /dev/sdb: lsi     discovering
> NOTICE: /dev/sdb: nvidia  discovering
> NOTICE: /dev/sdb: pdc     discovering
> NOTICE: /dev/sdb: sil     discovering
> NOTICE: /dev/sdb: via     discovering
> NOTICE: /dev/sdc: asr     discovering
> NOTICE: /dev/sdc: ddf1    discovering
> NOTICE: /dev/sdc: hpt37x  discovering
> NOTICE: /dev/sdc: hpt45x  discovering
> NOTICE: /dev/sdc: isw     discovering
> NOTICE: writing metadata file "sdc_isw.dat"
> NOTICE: writing offset to file "sdc_isw.offset"
> NOTICE: writing size to file "sdc_isw.size"
> NOTICE: /dev/sdc: isw metadata discovered
> NOTICE: /dev/sdc: jmicron discovering
> NOTICE: /dev/sdc: lsi     discovering
> NOTICE: /dev/sdc: nvidia  discovering
> NOTICE: /dev/sdc: pdc     discovering
> NOTICE: /dev/sdc: sil     discovering
> NOTICE: /dev/sdc: via     discovering
> NOTICE: /dev/sdd: asr     discovering
> NOTICE: /dev/sdd: ddf1    discovering
> NOTICE: /dev/sdd: hpt37x  discovering
> NOTICE: /dev/sdd: hpt45x  discovering
> NOTICE: /dev/sdd: isw     discovering
> NOTICE: /dev/sdd: jmicron discovering
> NOTICE: /dev/sdd: lsi     discovering
> NOTICE: /dev/sdd: nvidia  discovering
> NOTICE: /dev/sdd: pdc     discovering
> NOTICE: /dev/sdd: sil     discovering
> NOTICE: /dev/sdd: via     discovering
> NOTICE: /dev/sde: asr     discovering
> NOTICE: /dev/sde: ddf1    discovering
> NOTICE: /dev/sde: hpt37x  discovering
> NOTICE: /dev/sde: hpt45x  discovering
> NOTICE: /dev/sde: isw     discovering
> NOTICE: /dev/sde: jmicron discovering
> NOTICE: /dev/sde: lsi     discovering
> NOTICE: /dev/sde: nvidia  discovering
> NOTICE: /dev/sde: pdc     discovering
> NOTICE: /dev/sde: sil     discovering
> NOTICE: /dev/sde: via     discovering
> Do you really want to erase "isw" ondisk metadata on /dev/sdb ? [y/n] :y
> NOTICE: Erasing metadata on /dev/sdb
> 
> Program received signal SIGSEGV, Segmentation fault.
> 0x00000000004144fe in isw_write (lc=0x6315a0, rd=0x632cd0, erase=1)
>     at format/ataraid/isw.c:376
> 376             rd->meta_areas->area += ISW_DISK_BLOCK_SIZE;
> (gdb) 

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Heinz Mauelshagen                                 Red Hat GmbH
Consulting Development Engineer                   Am Sonnenhang 11
Storage Development                               56242 Marienrachdorf
                                                  Germany
Mauelshagen at RedHat.com                            PHONE +49  171 7803392
                                                  FAX   +49 2626 924446
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