netdev - Re: NULL pointer dereference when loading the gre module (3.10.0-rc4)

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Thu, 06 Jun 2013 20:59:48 -0700
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	"Steinar H. Gunderson" <sgunderson@...foot.com>,
	linux-kernel@...r.kernel.org, davem@...emloft.net,
	netdev@...r.kernel.org, Rusty Russell <rusty@...tcorp.com.au>
Subject: Re: NULL pointer dereference when loading the gre module
 (3.10.0-rc4)

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.



--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html