From: David Miller <davem@davemloft.net>
To: eric.dumazet@gmail.com
Cc: rostedt@goodmis.org, sgunderson@bigfoot.com,
linux-kernel@vger.kernel.org, netdev@vger.kernel.org,
rusty@rustcorp.com.au
Subject: Re: NULL pointer dereference when loading the gre module (3.10.0-rc4)
Date: Thu, 13 Jun 2013 03:01:29 -0700 (PDT) [thread overview]
Message-ID: <20130613.030129.858604303672324590.davem@davemloft.net> (raw)
In-Reply-To: <1370577588.24311.407.camel@edumazet-glaptop>
From: Eric Dumazet <eric.dumazet@gmail.com>
Date: Thu, 06 Jun 2013 20:59:48 -0700
> On Thu, 2013-06-06 at 23:06 -0400, Steven Rostedt wrote:
>> On Fri, Jun 07, 2013 at 12:16:56AM +0200, Steinar H. Gunderson wrote:
>> > Hi,
>> >
>> > In 3.10.0-rc4, I get this on boot:
>> >
>> > [ 16.871043] BUG: unable to handle kernel NULL pointer dereference at 0000000000000003
>> > [ 16.879453] IP: [<ffffffffa0e52002>] 0xffffffffa0e52001
>>
>> Strange, kallsyms should have registered the address already, even if it
>> crashed on early module load. Not sure why it's not reporting it. Well,
>> it seems to have reported some of the symbols of ip_gre below. Maybe
>> this pointer is just totally screwed up.
>
> I could not reproduce this here.
>
> Steinar, please make sure you recompiled your modules, because this
> looks like you loaded old modules.
I applied Eric's fixed version of the patch, thanks.
next prev parent reply other threads:[~2013-06-13 10:01 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20130606221656.GA11475@uio.no>
2013-06-07 3:06 ` NULL pointer dereference when loading the gre module (3.10.0-rc4) Steven Rostedt
2013-06-07 3:59 ` Eric Dumazet
2013-06-07 8:31 ` Steinar H. Gunderson
2013-06-13 10:01 ` David Miller [this message]
2013-06-07 8:27 ` Steinar H. Gunderson
2013-06-07 8:43 ` Steinar H. Gunderson
2013-06-07 8:54 ` Steinar H. Gunderson
2013-06-07 13:40 ` Eric Dumazet
2013-06-07 15:15 ` Steven Rostedt
2013-06-07 15:46 ` Steinar H. Gunderson
2013-06-07 16:12 ` Steven Rostedt
2013-06-07 17:52 ` Steinar H. Gunderson
2013-06-07 18:26 ` Steven Rostedt
2013-06-07 18:34 ` Steinar H. Gunderson
2013-06-07 18:44 ` Steven Rostedt
2013-06-07 18:46 ` Steinar H. Gunderson
2013-06-07 20:26 ` Eric Dumazet
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=20130613.030129.858604303672324590.davem@davemloft.net \
--to=davem@davemloft.net \
--cc=eric.dumazet@gmail.com \
--cc=linux-kernel@vger.kernel.org \
--cc=netdev@vger.kernel.org \
--cc=rostedt@goodmis.org \
--cc=rusty@rustcorp.com.au \
--cc=sgunderson@bigfoot.com \
/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).