From: Eric Biggers <ebiggers3@gmail.com>
To: "Stephan Müller" <smueller@chronox.de>
Cc: syzbot <syzbot+9c251bdd09f83b92ba95@syzkaller.appspotmail.com>,
davem@davemloft.net, herbert@gondor.apana.org.au,
linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org,
syzkaller-bugs@googlegroups.com
Subject: Re: [PATCH v3] AF_ALG: Initialize sg_num_bytes in error code path
Date: Fri, 6 Jul 2018 14:57:51 -0700 [thread overview]
Message-ID: <20180706215751.GB109361@gmail.com> (raw)
In-Reply-To: <1616306.R4SzcgHSdy@positron.chronox.de>
On Fri, Jul 06, 2018 at 09:50:55AM +0200, Stephan Müller wrote:
> Changes v3:
> * Fix syz testing line
>
> Changes v2:
> * Addition of syz testing line
>
> ---8<---
>
> The RX SGL in processing is already registered with the RX SGL tracking
> list to support proper cleanup. The cleanup code path uses the
> sg_num_bytes variable which must therefore be always initialized, even
> in the error code path.
>
> Signed-off-by: Stephan Mueller <smueller@chronox.de>
> Reported-by: syzbot+9c251bdd09f83b92ba95@syzkaller.appspotmail.com
> #syz test: https://github.com/google/kmsan.git master
Can you add Fixes: and Cc: stable?
- Eric
next prev parent reply other threads:[~2018-07-06 21:57 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-04-08 7:07 KMSAN: uninit-value in af_alg_free_areq_sgls syzbot
2018-04-08 17:57 ` [PATCH] AF_ALG: register completely initialized request in list Stephan Müller
2018-04-09 7:51 ` Dmitry Vyukov
2018-04-09 7:54 ` Stephan Mueller
2018-07-04 23:37 ` Eric Biggers
2018-07-05 7:49 ` Stephan Müller
2018-07-05 8:43 ` Dmitry Vyukov
2018-07-05 15:58 ` [PATCH v2] AF_ALG: Initialize sg_num_bytes in error code path Stephan Müller
2018-07-05 17:02 ` KMSAN: uninit-value in af_alg_free_areq_sgls syzbot
2018-07-05 18:45 ` Stephan Müller
2018-07-06 7:38 ` Dmitry Vyukov
2018-07-06 7:41 ` Stephan Mueller
2018-07-06 7:44 ` Dmitry Vyukov
2018-07-06 7:50 ` [PATCH v3] AF_ALG: Initialize sg_num_bytes in error code path Stephan Müller
2018-07-06 7:58 ` Dmitry Vyukov
2018-07-06 8:09 ` KMSAN: uninit-value in af_alg_free_areq_sgls syzbot
2018-07-06 8:19 ` Dmitry Vyukov
2018-07-06 15:30 ` Dmitry Vyukov
2018-07-06 15:55 ` syzbot
2018-07-06 16:27 ` Stephan Mueller
2018-07-06 21:57 ` Eric Biggers [this message]
2018-07-07 18:41 ` [PATCH v4] AF_ALG: Initialize sg_num_bytes in error code path Stephan Müller
2018-07-07 19:01 ` KMSAN: uninit-value in af_alg_free_areq_sgls syzbot
2018-07-13 10:34 ` [PATCH v4] AF_ALG: Initialize sg_num_bytes in error code path Herbert Xu
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