From: Ingo Molnar <mingo@elte.hu>
To: Matt Mackall <mpm@selenic.com>
Cc: "Rafael J. Wysocki" <rjw@sisk.pl>,
LKML <linux-kernel@vger.kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
Linus Torvalds <torvalds@linux-foundation.org>
Subject: Re: [bug] SLOB crash, 2.6.24-rc2
Date: Wed, 14 Nov 2007 20:05:01 +0100 [thread overview]
Message-ID: <20071114190501.GA5768@elte.hu> (raw)
In-Reply-To: <20071114183952.GS19691@waste.org>
* Matt Mackall <mpm@selenic.com> wrote:
> > > [ 61.245190] rc.sysinit used greatest stack depth: 1680 bytes left
> > > [ 61.386859] list_add corruption. prev->next should be next (407d973c), but was 418cf818. (prev=41877098).
> > > [ 61.396328] ------------[ cut here ]------------
> > > [ 61.400910] kernel BUG at lib/list_debug.c:33!
> > > [ 61.405330] invalid opcode: 0000 [#1] DEBUG_PAGEALLOC
> > >
> > > looks like memory corruption of some sort and it's reproducible. Picking
> > > CONFIG_SLUB makes the crash go away. Booting v2.6.23 with the same
> > > .config works fine.
> >
> > Hmmm, the changes in SLOB since v2.6.23 are all trivial. I'll try to
> > reproduce it with your config, but it doesn't seem promising.
>
> Couldn't reproduce it here, let me know if you get anywhere with your
> bisect.
the bug went away - and the only thing i did was a networking config
tweak. So maybe something in networking corrupts memory? I'm not sure i
can restore the old state. (i had lots of problems with net interface
renaming not working in .24)
Ingo
next prev parent reply other threads:[~2007-11-14 19:05 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-11-11 19:58 2.6.24-rc2: Reported regressions from 2.6.23 (updated) Rafael J. Wysocki
2007-11-11 20:09 ` Alan Cox
2007-11-11 20:34 ` Rafael J. Wysocki
2007-11-11 22:22 ` Bartlomiej Zolnierkiewicz
2007-11-11 22:46 ` Alan Cox
2007-11-13 1:11 ` Andrew Morton
2007-11-13 14:09 ` Thomas Lindroth
[not found] ` <3d08dbff0711130534k702f66ebj1f8e91d107eff2a1@mail.gmail.com>
2007-11-13 19:52 ` Andrew Morton
2007-11-11 20:30 ` Ingo Molnar
2007-11-11 20:33 ` Francois Romieu
2007-11-14 11:20 ` [bug] SLOB crash, 2.6.24-rc2 Ingo Molnar
2007-11-14 17:36 ` Matt Mackall
2007-11-14 18:39 ` Matt Mackall
2007-11-14 19:05 ` Ingo Molnar [this message]
2007-11-14 19:42 ` Matt Mackall
2007-11-14 22:39 ` David Miller
2007-11-14 22:53 ` Matt Mackall
2007-11-14 23:10 ` David Miller
2007-11-14 23:37 ` Matt Mackall
2007-11-14 23:41 ` David Miller
2007-11-15 0:09 ` Matt Mackall
2007-11-15 10:43 ` Ingo Molnar
2007-11-15 10:51 ` David Miller
2007-11-15 11:03 ` Ingo Molnar
2007-11-15 11:05 ` David Miller
2007-11-15 10:57 ` Nick Piggin
2007-11-15 11:28 ` Ingo Molnar
2007-11-15 11:32 ` [patch] slob: fix memory corruption Ingo Molnar
2007-11-15 12:48 ` Ingo Molnar
2007-11-15 20:25 ` Nick Piggin
2007-11-15 16:00 ` Matt Mackall
2007-11-15 11:39 ` [bug] SLOB crash, 2.6.24-rc2 Nick Piggin
2007-11-15 12:18 ` Dave Haywood
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