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From: syzbot <syzbot+b774577370208727d12b@syzkaller.appspotmail.com>
To: davem@davemloft.net, hdanton@sina.com, kuba@kernel.org,
	linux-kernel@vger.kernel.org, linux-sctp@vger.kernel.org,
	lucien.xin@gmail.com, marcelo.leitner@gmail.com,
	netdev@vger.kernel.org, nhorman@tuxdriver.com,
	syzkaller-bugs@googlegroups.com, vyasevich@gmail.com
Subject: Re: [syzbot] KASAN: use-after-free Write in sctp_auth_shkey_hold
Date: Tue, 20 Jul 2021 14:33:10 -0700	[thread overview]
Message-ID: <000000000000e58f5705c794cc1b@google.com> (raw)
In-Reply-To: <000000000000a0982305c6e5c9f5@google.com>

syzbot has bisected this issue to:

commit 56dd525abd56f7acd7b44a52935726e3ada4916c
Author: Xin Long <lucien.xin@gmail.com>
Date:   Mon Aug 19 14:02:49 2019 +0000

    sctp: add SCTP_AUTH_SUPPORTED sockopt

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=162bdf22300000
start commit:   6f20c8adb181 net/tcp_fastopen: fix data races around tfo_a..
git tree:       net
final oops:     https://syzkaller.appspot.com/x/report.txt?x=152bdf22300000
console output: https://syzkaller.appspot.com/x/log.txt?x=112bdf22300000
kernel config:  https://syzkaller.appspot.com/x/.config?x=6da37c7627210105
dashboard link: https://syzkaller.appspot.com/bug?extid=b774577370208727d12b
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=12d37b4a300000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=114bd0ea300000

Reported-by: syzbot+b774577370208727d12b@syzkaller.appspotmail.com
Fixes: 56dd525abd56 ("sctp: add SCTP_AUTH_SUPPORTED sockopt")

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

      parent reply	other threads:[~2021-07-20 21:33 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-12  4:45 syzbot
2021-07-16 20:01 ` Xin Long
     [not found]   ` <20210717045654.1082-1-hdanton@sina.com>
2021-07-17 18:13     ` Xin Long
2021-07-20  8:06 ` syzbot
2021-07-20 21:33 ` syzbot [this message]

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