Comment 16 for bug 6769

Message-ID: <email address hidden>
Date: Sun, 25 Jan 2004 12:26:25 +0100
From: Christian Kurz <email address hidden>
To: Paul Slootman <email address hidden>, <email address hidden>
Cc: Javier =?iso-8859-1?Q?Fern=E1ndez-Sanguino_Pe=F1a?= <email address hidden>
Subject: Re: Bug#220928: john: Does not build in Sparc

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[Cc'ing Javier, the co-maintainer.]

On [18/12/03 17:35], Paul Slootman wrote:
> On Sun 16 Nov 2003, Christian Kurz wrote:
> > [...]
> > > Benchmarking: Standard DES [24/32 128K]... make[3]: *** [sparc.h] Err=
or 1

> > > So it seems to break in the 'bench' program (in some of the '||exit 1=
')=20
> > > statements there. There might be two ways to fix this:

> It segfaults when setting the SIGALRM signal handler at line 100 of
> bench.c. This indicates to me that some sort of memory corruption has
> gone on before that.

Oh, that's not nice for me to read, considering the important task that
john does.

> > investigate the build who has some knowledge about sparc. Since the
> > build logs show that 1.6.17 and earlier versions did build fine on
> > sparc. So I suppose it's some change in the build daemon or on sparc
> > that is responsible for this break.

> With memory corruption, it could be all sorts of things that trigger it.
> Assumedly the overwriting of some buffer happens all the time, but only
> now does it touch an area that's critical. This could be due to other
> libc, other compiler, other kernel...

> I'd recommend running on some sort of malloc debugger such as electric
> fence or so. Doing this on i386 should also be effective.

Okay, we'll try it and see if that helps. I'll maybe try valgrind later.

Christian
--=20
           Debian Developer (http://www.debian.org)
1024D/B7CEC7E8 44BD 1F9E A997 3BE2 A44F 96A4 1C98 EEF3 B7CE C7E8

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