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From: syzbot <syzbot+0165480d4ef07360eeda@syzkaller.appspotmail.com>
To: davem@davemloft.net, fw@strlen.de, herbert@gondor.apana.org.au,
	linux-kernel@vger.kernel.org, netdev@vger.kernel.org,
	steffen.klassert@secunet.com, syzkaller-bugs@googlegroups.com
Subject: Re: KASAN: use-after-free Write in xfrm_hash_rebuild
Date: Sat, 29 Jun 2019 14:11:00 -0700	[thread overview]
Message-ID: <000000000000f66c6e058c7cd4e0@google.com> (raw)
In-Reply-To: <000000000000d028b30588fed102@google.com>

syzbot has bisected this bug to:

commit 1548bc4e0512700cf757192c106b3a20ab639223
Author: Florian Westphal <fw@strlen.de>
Date:   Fri Jan 4 13:17:02 2019 +0000

     xfrm: policy: delete inexact policies from inexact list on hash rebuild

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=1734cba9a00000
start commit:   249155c2 Merge branch 'parisc-5.2-4' of git://git.kernel.o..
git tree:       upstream
final crash:    https://syzkaller.appspot.com/x/report.txt?x=14b4cba9a00000
console output: https://syzkaller.appspot.com/x/log.txt?x=10b4cba9a00000
kernel config:  https://syzkaller.appspot.com/x/.config?x=9a31528e58cc12e2
dashboard link: https://syzkaller.appspot.com/bug?extid=0165480d4ef07360eeda
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=16cf37c3a00000

Reported-by: syzbot+0165480d4ef07360eeda@syzkaller.appspotmail.com
Fixes: 1548bc4e0512 ("xfrm: policy: delete inexact policies from inexact  
list on hash rebuild")

For information about bisection process see: https://goo.gl/tpsmEJ#bisection

  parent reply	other threads:[~2019-06-29 21:11 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-05-16 10:35 KASAN: use-after-free Write in xfrm_hash_rebuild syzbot
2019-06-27  3:59 ` syzbot
2019-07-02  6:43   ` Dmitry Vyukov
2019-07-02 10:46   ` [PATCH ipsec] xfrm: policy: fix bydst hlist corruption on hash rebuild Florian Westphal
2019-07-04 10:21     ` Steffen Klassert
2019-06-29 21:11 ` syzbot [this message]
2019-07-01 11:46   ` KASAN: use-after-free Write in xfrm_hash_rebuild Florian Westphal

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