From: OSDL <torvalds@osdl.org>
To: Greg Schafer <gschafer@zip.com.au>, linux-kernel@vger.kernel.org
Subject: Re: 2.6.0-test2 oops - NPTL triggered
Date: Tue, 05 Aug 2003 22:23:18 -0700 [thread overview]
Message-ID: <200308060523.h765NII31787@mail.osdl.org> (raw)
In-Reply-To: <20030806021316.GA408@tigers-lfs.nsw.bigpond.net.au>
Greg Schafer wrote:
>
> An otherwise fine running kernel-2.6.0-test2 repeatably gives this when
> running the NPTL testsuite.
>
> ksymoops output attached.
>
> - kernel compiled with gcc-2.95.4 (s'pose I should try 3.2.3)
> - recent binutils
> - board is Tyan S2466N-4M with pair of Athlon 2200's
>
> This is a UP kernel (trying to narrow down the cause).
It looks like the list poisoning triggers:
ecx: 00200200 edx: 00100100
those are the poison values for the prev/next fields of lists (see
<linux/list.h>).
So it looks like switch_exec_pids() is removing a list entry that was
already removed.
Linus
next prev parent reply other threads:[~2003-08-06 5:23 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-08-06 2:13 Greg Schafer
2003-08-06 5:17 ` Andrew Morton
2003-08-06 7:33 ` Greg Schafer
2003-08-06 5:23 ` OSDL [this message]
2003-08-06 7:39 ` Greg Schafer
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