From: Andi Kleen <ak@suse.de>
To: Andrew Morton <akpm@osdl.org>
Cc: Parag Warudkar <kernel-stuff@comcast.net>, linux-kernel@vger.kernel.org
Subject: Re: 2.6.13-mm1 X86_64: All 32bit programs segfault
Date: Thu, 8 Sep 2005 10:57:02 +0200 [thread overview]
Message-ID: <200509081057.02583.ak@suse.de> (raw)
In-Reply-To: <20050908014436.6edd2f53.akpm@osdl.org>
On Thursday 08 September 2005 10:44, Andrew Morton wrote:
> Parag Warudkar <kernel-stuff@comcast.net> wrote:
> > Andi Kleen wrote:
> > >Hmm - not many x86-64 patches in mm1. 2.6.13 definitely works.
> >
> > 2.6.13-git7 works. So something in -mm has gone bad (if not x86_64, may
> > be i386 or arch-independent changes?)
> > It seems it has got something to do with the sys_set_tid_address as
> > evident from the strace output below.
> > Another thing - If I set LD_ASSUME_KERNEL=2.4 and then run the binary,
> > it works fine.
>
> I can't reproduce this with the current -mm lineup. I compiled up a 32-bit
> app on x86 and transferred that across.
Did you use a threaded program? It appears to be related to that.
(BTW you can compile 32bit on 64bit too by passing -m32)
-Andi
next prev parent reply other threads:[~2005-09-08 8:58 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-09-08 3:54 2.6.13-mm1 X86_64: All 32bit programs segfault Parag Warudkar
2005-09-08 4:00 ` Andi Kleen
2005-09-08 5:10 ` Parag Warudkar
2005-09-08 5:44 ` Andi Kleen
2005-09-08 13:08 ` Parag Warudkar
2005-09-08 8:44 ` Andrew Morton
2005-09-08 8:57 ` Andi Kleen [this message]
2005-09-08 12:57 ` Parag Warudkar
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