[Pkg-octave-devel] Bug#699300: Bug#699300: octave matrix multiply grief

[William Ludescher]

On Fri, 2013-02-01 at 08:57 -0500, Jordi Gutiérrez Hermoso wrote:
> On 31 January 2013 16:47, William Ludescher <whludescher at verizon.net> wrote:
> > rafael,
> >         Well here's the dump from strace. It looks like it only tells us the
> > directory of the routine which is being processed. The last meaningful
> > one here is an octave signal directory, which has a bunch of short time
> > frequency estimation algorithms,
> 
> You're looking at a bunch of irrelevant information.
> 
> You have nasal demons. That they happen to occur when you do matrix
> multiplication just means that your nasal demons are deep in the
> system.
> 
>     http://en.wikipedia.org/wiki/Nasal_demon
> 
> The only useful information here is that you're getting SIGILL. Your
> Octave binaries or the libraries it depends on are seriously messed
> up. Trying to diagnose it by multiplying matrices or doing other
> operations is not fruitful.
> 
> When you first reported this bug, you didn't use Debian's reportbug
> command. This command includes a lot of useful information, such as
> which libraries you've installed and how. Is there something here that
> you aren't telling us? Have you been touching files under /usr without
> going though apt or dpkg? Can you run reportbug and just forward us
> the form email it creates for you?
> 
> Thanks,
> - Jordi G. H.
Jordi,
	I ran reportbug as you requested. I'm not sure if used the tool
correctly but here is a dump of its output:


ubject: octave crashes during elementary matrix multiply
Package: octave
Version: 3.6.2-5~bpo60+1
Severity: important

*** Please type your report below this line ***


-- System Information:
Debian Release: 6.0.6
  APT prefers stable-updates
  APT policy: (500, 'stable-updates'), (500, 'stable')
Architecture: i386 (i686)

Kernel: Linux 2.6.32-5-686 (SMP w/1 CPU core)
Locale: LANG=en_US.utf8, LC_CTYPE=en_US.utf8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/dash

Versions of packages octave depends on:
ii  libamd2.2.0         1:3.4.0-2            approximate minimum degree
orderin
ii  libarpack2          2.1+parpack96.dfsg-3 Fortran77 subroutines to
solve lar
ii  libatlas3gf-base [l 3.8.3-27             Automatically Tuned Linear
Algebra
ii  libblas3gf [libblas 1.2-8                Basic Linear Algebra
Reference imp
ii  libc6               2.11.3-4             Embedded GNU C Library:
Shared lib
ii  libcamd2.2.0        1:3.4.0-2            symmetric approximate
minimum degr
ii  libccolamd2.7.1     1:3.4.0-2            constrained column
approximate lib
ii  libcholmod1.7.1     1:3.4.0-2            sparse Cholesky
factorization libr
ii  libcolamd2.7.1      1:3.4.0-2            column approximate minimum
degree
ii  libcurl3-gnutls     7.21.0-2.1+squeeze2  Multi-protocol file
transfer libra
ii  libcxsparse2.2.3    1:3.4.0-2            concise sparse matrix
library (com
ii  libfftw3-3          3.2.2-1              library for computing Fast
Fourier
ii  libfltk1.1          1.1.10-2+b1          Fast Light Toolkit - shared
librar
ii  libfreetype6        2.4.2-2.1+squeeze4   FreeType 2 font engine,
shared lib
ii  libgcc1             1:4.4.5-8            GCC support library
ii  libgl1-mesa-glx [li 7.7.1-5              A free implementation of
the OpenG
ii  libglpk0            4.43-1               linear programming kit with
intege

ii  libgomp1            4.4.5-8              GCC OpenMP (GOMP) support
library
ii  libgraphicsmagick++ 1.3.12-1+b1          format-independent image
processin
ii  libgraphicsmagick3  1.3.12-1+b1          format-independent image
processin
ii  liblapack3gf [libla 3.2.1-8              library of linear algebra
routines
ii  liboctave1          3.6.2-5~bpo60+1      Shared libraries of the GNU
Octave
ii  libpcre3            8.02-1.1             Perl 5 Compatible Regular
Expressi
ii  libqhull5           2009.1-1             calculate convex hulls and
related
ii  libqrupdate1        1.0.1-1              Fast updates of QR and
Cholesky de
ii  libstdc++6          4.4.5-8              The GNU Standard C++
Library v3
ii  libumfpack5.4.0     1:3.4.0-2            sparse LU factorization
library
ii  octave-common       3.6.2-5~bpo60+1      architecture-independent
files for
ii  texinfo             4.13a.dfsg.1-6       Documentation system for
on-line i
ii  zlib1g              1:1.2.3.4.dfsg-3     compression library -
runtime

Versions of packages octave recommends:
ii  gnuplot-x11                 4.4.0-1.1+b1 A command-line driven
interactive
ii  libatlas3gf-base            3.8.3-27     Automatically Tuned Linear
Algebra

Versions of packages octave suggests:
Versions of packages octave suggests:
pn  octave-doc                    <none>     (no description available)
pn  octave-htmldoc                <none>     (no description available)
pn  octave-info                   <none>     (no description available)

-- no debconf information