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From: syzbot <syzbot+7b2b13f4943374609532@syzkaller•appspotmail.com>
To: akpm@linux-foundation•org, andrii@kernel•org, ast@kernel•org,
	axboe@kernel•dk, bpf@vger•kernel.org, christian@brauner•io,
	coreteam@netfilter•org, daniel@iogearbox•net,
	davem@davemloft•net, dsahern@kernel•org, dvyukov@google•com,
	fw@strlen•de, jiangshanlai@gmail•com, joel@joelfernandes•org,
	john.fastabend@gmail•com, josh@joshtriplett•org,
	kadlec@netfilter•org, kafai@fb•com, kpsingh@kernel•org,
	kuba@kernel•org, linux-kernel@vger•kernel.org,
	mathieu.desnoyers@efficios•com, netdev@vger•kernel.org,
	netfilter-devel@vger•kernel.org, pablo@netfilter•org,
	paulmck@kernel•org, peterz@infradead•org, rcu@vger•kernel.org,
	rostedt@goodmis•org, shakeelb@google•com, songliubraving@fb•com,
	syzkaller-bugs@googlegroups•com, yanfei.xu@windriver•com,
	yhs@fb•com, yoshfuji@linux-ipv6•org
Subject: Re: [syzbot] KASAN: use-after-free Read in check_all_holdout_tasks_trace
Date: Sat, 19 Jun 2021 09:54:06 -0700	[thread overview]
Message-ID: <000000000000cac82d05c5214992@google.com> (raw)
In-Reply-To: <000000000000f034fc05c2da6617@google.com>

syzbot has bisected this issue to:

commit f9006acc8dfe59e25aa75729728ac57a8d84fc32
Author: Florian Westphal <fw@strlen•de>
Date:   Wed Apr 21 07:51:08 2021 +0000

    netfilter: arp_tables: pass table pointer via nf_hook_ops

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=10dceae8300000
start commit:   0c38740c selftests/bpf: Fix ringbuf test fetching map FD
git tree:       bpf-next
final oops:     https://syzkaller.appspot.com/x/report.txt?x=12dceae8300000
console output: https://syzkaller.appspot.com/x/log.txt?x=14dceae8300000
kernel config:  https://syzkaller.appspot.com/x/.config?x=a6380da8984033f1
dashboard link: https://syzkaller.appspot.com/bug?extid=7b2b13f4943374609532
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=1264c2d7d00000

Reported-by: syzbot+7b2b13f4943374609532@syzkaller•appspotmail.com
Fixes: f9006acc8dfe ("netfilter: arp_tables: pass table pointer via nf_hook_ops")

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

  parent reply	other threads:[~2021-06-19 16:54 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-21 17:29 [syzbot] KASAN: use-after-free Read in check_all_holdout_tasks_trace syzbot
2021-05-23  6:51 ` Dmitry Vyukov
2021-05-24  4:13   ` Paul E. McKenney
2021-05-24 22:46     ` Paul E. McKenney
2021-05-25  2:31       ` Xu, Yanfei
2021-05-25  3:33         ` Paul E. McKenney
2021-05-25  8:33           ` Dmitry Vyukov
2021-05-25 14:36             ` Paul E. McKenney
2021-05-25 10:24           ` Xu, Yanfei
2021-05-25 14:28             ` Paul E. McKenney
2021-05-26  2:22               ` Xu, Yanfei
2021-05-26  4:21                 ` Paul E. McKenney
2021-05-26  6:03                   ` Xu, Yanfei
2021-06-18 20:45 ` syzbot
2021-06-21 22:37   ` Paul E. McKenney
2021-06-19 16:54 ` syzbot [this message]
2021-06-21 22:41   ` Paul E. McKenney
2021-06-28  8:43     ` Dmitry Vyukov

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