linux-kernel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Zwane Mwaikambo <zwane@arm.linux.org.uk>
To: Chris Wright <chrisw@osdl.org>
Cc: Andrew Morton <akpm@osdl.org>,
	clameter@sgi.com, Linux Kernel <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] Fixes for prep_zero_page
Date: Thu, 13 Jan 2005 17:50:41 -0700 (MST)	[thread overview]
Message-ID: <Pine.LNX.4.61.0501131133230.4941@montezuma.fsmlabs.com> (raw)
In-Reply-To: <20050113102420.A469@build.pdx.osdl.net>

On Thu, 13 Jan 2005, Chris Wright wrote:

> * Zwane Mwaikambo (zwane@arm.linux.org.uk) wrote:
> > It looks like it's still not happy with CONFIG_DEBUG_PAGEALLOC under load.
> > 
> > Unable to handle kernel paging request at virtual address ec5d97f4
> 
> Is that in vmalloc space?

Hmm it looks like.

> >  printing eip:
> > c014a882
> > *pde = 0083e067
> > Oops: 0000 [#1]
> > PREEMPT SMP DEBUG_PAGEALLOC
> > Modules linked in:
> > CPU:    0
> > EIP:    0060:[<c014a882>]    Not tainted VLI
> > EFLAGS: 00010002   (2.6.10-mm2)
> > EIP is at check_slabuse+0x52/0xf0
> 
> Hmm, isn't that from Manfred's patch to periodically scan?  Doesn't look
> to me like it's related to the page prep fixup.  What kind of load, etc?

I had an email exchange with Christopher and we came to the conclusion 
that it's breakage elsewhere with CONFIG_DEBUG_PAGEALLOC.


      reply	other threads:[~2005-01-14  0:56 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-01-08  9:06 panic on bootup due to __GFP_ZERO patch Chris Wright
2005-01-08 20:00 ` Dave Jones
2005-01-09  9:45 ` Andrew Morton
2005-01-09 15:56   ` [PATCH] Fixes for prep_zero_page Zwane Mwaikambo
2005-01-09 20:52     ` Andrew Morton
2005-01-09 21:32       ` Zwane Mwaikambo
2005-01-09 22:48         ` Chris Wright
2005-01-10  4:18           ` Zwane Mwaikambo
2005-01-13  5:05             ` Zwane Mwaikambo
2005-01-13 18:24               ` Chris Wright
2005-01-14  0:50                 ` Zwane Mwaikambo [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=Pine.LNX.4.61.0501131133230.4941@montezuma.fsmlabs.com \
    --to=zwane@arm.linux.org.uk \
    --cc=akpm@osdl.org \
    --cc=chrisw@osdl.org \
    --cc=clameter@sgi.com \
    --cc=linux-kernel@vger.kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).