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From: syzbot <syzbot+47dd250f527cb7bebf24@syzkaller.appspotmail.com>
To: arve@android.com, asml.silence@gmail.com, axboe@kernel.dk,
	brauner@kernel.org, gregkh@linuxfoundation.org, hdanton@sina.com,
	hridya@google.com, io-uring@vger.kernel.org,
	joel@joelfernandes.org, linux-fsdevel@vger.kernel.org,
	linux-kernel@vger.kernel.org, maco@android.com,
	surenb@google.com, syzkaller-bugs@googlegroups.com,
	tkjos@android.com, viro@zeniv.linux.org.uk
Subject: Re: [syzbot] KASAN: use-after-free Read in filp_close
Date: Sun, 05 Jun 2022 07:04:10 -0700	[thread overview]
Message-ID: <00000000000061dcef05e0b3d4e3@google.com> (raw)
In-Reply-To: <000000000000fd54f805e0351875@google.com>

syzbot has bisected this issue to:

commit 6319194ec57b0452dcda4589d24c4e7db299c5bf
Author: Al Viro <viro@zeniv.linux.org.uk>
Date:   Thu May 12 21:08:03 2022 +0000

    Unify the primitives for file descriptor closing

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=134cbe4ff00000
start commit:   952923ddc011 Merge tag 'pull-18-rc1-work.namei' of git://g..
git tree:       upstream
final oops:     https://syzkaller.appspot.com/x/report.txt?x=10ccbe4ff00000
console output: https://syzkaller.appspot.com/x/log.txt?x=174cbe4ff00000
kernel config:  https://syzkaller.appspot.com/x/.config?x=3096247591885bfa
dashboard link: https://syzkaller.appspot.com/bug?extid=47dd250f527cb7bebf24
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=114f7bcdf00000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=1659a94ff00000

Reported-by: syzbot+47dd250f527cb7bebf24@syzkaller.appspotmail.com
Fixes: 6319194ec57b ("Unify the primitives for file descriptor closing")

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

  parent reply	other threads:[~2022-06-05 14:04 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-05-30  6:52 [syzbot] KASAN: use-after-free Read in filp_close syzbot
2022-06-05  8:49 ` syzbot
2022-06-05 11:02   ` Al Viro
2022-06-05 14:04 ` syzbot [this message]
2022-06-05 16:15   ` Al Viro
2022-06-05 18:10     ` Al Viro
2022-06-05 18:29       ` syzbot
     [not found] <20220605113753.5943-1-hdanton@sina.com>
2022-06-05 14:35 ` syzbot

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