From: Jarek Poplawski <jarkao2@gmail.com>
To: Andrej Ota <andrej@ota.si>
Cc: "Paweł Staszewski" <pstaszewski@itcare.pl>,
"Andrew Morton" <akpm@linux-foundation.org>,
netdev@vger.kernel.org, "Paul Mackerras" <paulus@samba.org>,
bugzilla-daemon@bugzilla.kernel.org,
bugme-daemon@bugzilla.kernel.org, pstaszewski@artcom.pl,
"Eric Dumazet" <eric.dumazet@gmail.com>,
"David Miller" <davem@davemloft.net>,
"Gorik Van Steenberge" <gvs@zemos.net>,
"Daniel Kenzelmann" <kernel.bugzilla@kenzelmann.dyndns.info>,
"Denys Fedoryshchenko" <nuclearcat@nuclearcat.com>
Subject: Re: [PATCH] pppoe.c: Fix kernel panic caused by __pppoe_xmit
Date: Sat, 11 Dec 2010 21:08:23 +0100 [thread overview]
Message-ID: <20101211200823.GA1917@del.dom.local> (raw)
In-Reply-To: <4D037236.4080903@ota.si>
On Sat, Dec 11, 2010 at 01:44:38PM +0100, Andrej Ota wrote:
> __pppoe_xmit function return value was invalid resulting in
> additional call to kfree_skb on already freed skb. This resulted in
> memory corruption and consequent kernel panic after PPPoE peer
> terminated the link.
>
> This fixes commit 55c95e738da85373965cb03b4f975d0fd559865b.
>
> Signed-off-by: Jarek Poplawski [jarkao2@gmail.com]
> Signed-off-by: Andrej Ota [andrej@ota.si]
> Reported-by: Pawel Staszewski [pstaszewski@artcom.pl]
Thanks Andrej! I've only updated emails a bit.
Jarek P.
Reported-by: Gorik Van Steenberge <gvs@zemos.net>
Reported-by: Daniel Kenzelmann <kernel.bugzilla@kenzelmann.dyndns.info>
Reported-by: Denys Fedoryshchenko <nuclearcat@nuclearcat.com>
Reported-by: Pawel Staszewski <pstaszewski@artcom.pl>
Diagnosed-by: Andrej Ota <andrej@ota.si>
Diagnosed-by: Eric Dumazet <eric.dumazet@gmail.com>
Tested-by: Denys Fedoryshchenko <nuclearcat@nuclearcat.com>
Tested-by: Pawel Staszewski <pstaszewski@artcom.pl>
Signed-off-by: Jarek Poplawski <jarkao2@gmail.com>
Signed-off-by: Andrej Ota <andrej@ota.si>
next prev parent reply other threads:[~2010-12-11 20:08 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20101210091505.GA7868@ff.dom.local>
2010-12-10 14:49 ` [PATCH] [Bug 24472] Kernel panic - not syncing: Fatal Exception Andrej Ota
2010-12-10 15:55 ` Jarek Poplawski
[not found] ` <4D037236.4080903@ota.si>
2010-12-11 20:08 ` Jarek Poplawski [this message]
2010-12-11 23:23 ` [PATCH] pppoe.c: Fix kernel panic caused by __pppoe_xmit Andrej Ota
2010-12-12 23:06 ` David Miller
2010-12-12 21:02 ` Denys Fedoryshchenko
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