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Message-ID: <2936767.s7CfvshsC6@tauon.chronox.de>
Date: Fri, 06 Jul 2018 18:27:07 +0200
From: Stephan Mueller <smueller@...onox.de>
To: Dmitry Vyukov <dvyukov@...gle.com>
Cc: syzbot <syzbot+9c251bdd09f83b92ba95@...kaller.appspotmail.com>,
David Miller <davem@...emloft.net>,
Herbert Xu <herbert@...dor.apana.org.au>,
"open list:HARDWARE RANDOM NUMBER GENERATOR CORE"
<linux-crypto@...r.kernel.org>,
LKML <linux-kernel@...r.kernel.org>,
syzkaller-bugs <syzkaller-bugs@...glegroups.com>
Subject: Re: KMSAN: uninit-value in af_alg_free_areq_sgls
Am Freitag, 6. Juli 2018, 10:19:07 CEST schrieb Dmitry Vyukov:
Hi Dmitry,
> On Fri, Jul 6, 2018 at 10:09 AM, syzbot
>
> <syzbot+9c251bdd09f83b92ba95@...kaller.appspotmail.com> wrote:
> > Hello,
> >
> > syzbot tried to test the proposed patch but build/boot failed:
> >
> > lost connection to test machine
>
> Looking into this.
syzkaller reported the following which implies that the patch seems to fix the
issue.
syzbot has tested the proposed patch and the reproducer did not trigger
crash:
Reported-and-tested-by:
syzbot+9c251bdd09f83b92ba95@...kaller.appspotmail.com
Tested on:
commit: a00de5aa4da3 kmsan: delete some dead code
git tree: https://github.com/google/kmsan.git/master
kernel config: https://syzkaller.appspot.com/x/.config?x=b11f4cfb262ee607
compiler: clang version 7.0.0 (trunk 334104)
patch: https://syzkaller.appspot.com/x/patch.diff?x=13194968400000
Note: testing is done by a robot and is best-effort only.
Ciao
Stephan
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