From: Jurriaan on adsl-gate <thunder7@xs4all.nl>
To: Andrew Morton <akpm@osdl.org>
Cc: linux-kernel@vger.kernel.org
Subject: Re: 2.6.0-test3-mm1: scheduling while atomic (ext3?)
Date: Wed, 13 Aug 2003 11:19:58 +0200 [thread overview]
Message-ID: <20030813091958.GA30746@gates.of.nowhere> (raw)
In-Reply-To: <20030813014746.412660ae.akpm@osdl.org>
On Wed, Aug 13, 2003 at 01:47:46AM -0700, Andrew Morton wrote:
> Jurriaan <thunder7@xs4all.nl> wrote:
> >
> > Aug 13 06:47:48 middle -- MARK --
> > Aug 13 06:53:03 middle kernel: printing eip:
> > Aug 13 06:53:03 middle kernel: c016c14a
> > Aug 13 06:53:03 middle kernel: Oops: 0000 [#1]
> > Aug 13 06:53:03 middle kernel: PREEMPT
> > Aug 13 06:53:03 middle kernel: CPU: 0
> > Aug 13 06:53:03 middle kernel: EIP: 0060:[<c016c14a>] Not tainted VLI
> > Aug 13 06:53:03 middle kernel: EFLAGS: 00010286
> > Aug 13 06:53:03 middle kernel: EIP is at find_inode_fast+0x1a/0x60
>
> And indeed, your %edx is zero.
>
> But if a prefetch of zero oopses then we should be oopsing in there all the
> time.
>
> hlist_for_each() is completely assuming that prefetch(0) is safe, and you
> undoubtedly oopsed doing it.
>
>
> Colour me confused, and let me Cc lots of x86 guys ;)
>
> Exactly what sort of CPU are you using?
> -
AMD Athlon XP2400+ on a VIA KT400 chipset, single CPU-system.
Kind regards,
Jurriaan
next prev parent reply other threads:[~2003-08-13 9:20 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-08-13 4:56 2.6.0-test3-mm1: scheduling while atomic (ext3?) Jurriaan
2003-08-13 8:47 ` Andrew Morton
2003-08-13 9:19 ` Jurriaan on adsl-gate [this message]
2003-08-13 9:55 ` Andrew Morton
2003-08-13 11:06 ` Alan Cox
2003-08-13 11:25 ` Andrew Morton
2003-08-13 11:40 ` Alan Cox
2003-08-18 12:08 ` Pavel Machek
2003-08-13 11:06 ` Andi Kleen
[not found] <20030813045638.GA9713@middle.of.nowhere.suse.lists.linux.kernel>
[not found] ` <20030813014746.412660ae.akpm@osdl.org.suse.lists.linux.kernel>
[not found] ` <20030813091958.GA30746@gates.of.nowhere.suse.lists.linux.kernel>
[not found] ` <20030813025542.32429718.akpm@osdl.org.suse.lists.linux.kernel>
[not found] ` <1060772769.8009.4.camel@localhost.localdomain.suse.lists.linux.kernel>
2003-08-13 11:17 ` Andi Kleen
[not found] ` <20030813042544.5064b3f4.akpm@osdl.org.suse.lists.linux.kernel>
[not found] ` <1060774803.8008.24.camel@localhost.localdomain.suse.lists.linux.kernel>
2003-08-13 12:10 ` Andi Kleen
2003-08-13 12:48 ` Alan Cox
2003-08-13 13:14 ` Andi Kleen
2003-08-13 14:09 ` Alan Cox
2003-08-13 14:20 ` Andi Kleen
2003-08-13 15:20 ` Alan Cox
2003-08-13 15:32 ` Andi Kleen
2003-08-13 18:44 ` Alan Cox
2003-08-13 18:53 ` Andi Kleen
2003-08-13 16:39 ` Dave Jones
2003-08-13 18:34 ` Alan Cox
2003-08-13 20:12 ` Dave Jones
2003-08-13 18:37 ` Alan Cox
-- strict thread matches above, loose matches on Subject: below --
2003-08-13 18:59 richard.brunner
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