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From: Pavel Begunkov <asml.silence@gmail.com>
To: syzbot <syzbot+12056a09a0311d758e60@syzkaller.appspotmail.com>,
	axboe@kernel.dk, egiptomarmol@loucastone.com, hdanton@sina.com,
	io-uring@vger.kernel.org, linux-fsdevel@vger.kernel.org,
	linux-kernel@vger.kernel.org, mail@anirudhrb.com,
	syzkaller-bugs@googlegroups.com, viro@zeniv.linux.org.uk,
	willy@infradead.org
Subject: Re: [syzbot] KASAN: use-after-free Read in idr_for_each (2)
Date: Mon, 19 Apr 2021 13:09:03 +0100
Message-ID: <a9eeb6ef-79dd-0185-4ec0-87b6101be9e4@gmail.com> (raw)
In-Reply-To: <000000000000d45f8005c00706a1@google.com>

On 4/15/21 7:28 PM, syzbot wrote:
> syzbot suspects this issue was fixed by commit:
> 
> commit 61cf93700fe6359552848ed5e3becba6cd760efa
> Author: Matthew Wilcox (Oracle) <willy@infradead.org>
> Date:   Mon Mar 8 14:16:16 2021 +0000
> 
>     io_uring: Convert personality_idr to XArray
> 
> bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=16f91b9ad00000
> start commit:   dd86e7fa Merge tag 'pci-v5.11-fixes-2' of git://git.kernel..
> git tree:       upstream
> kernel config:  https://syzkaller.appspot.com/x/.config?x=e83e68d0a6aba5f6
> dashboard link: https://syzkaller.appspot.com/bug?extid=12056a09a0311d758e60
> syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=174b80ef500000
> C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=165522d4d00000
> 
> If the result looks correct, please mark the issue as fixed by replying with:
> 
> #syz fix: io_uring: Convert personality_idr to XArray
> 
> For information about bisection process see: https://goo.gl/tpsmEJ#bisection

#syz fix: io_uring: Convert personality_idr to XArray

-- 
Pavel Begunkov

      reply index

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-10-05  8:56 syzbot
2020-11-28 17:19 ` syzbot
2020-12-18 15:43   ` Pavel Begunkov
2020-12-18 16:44     ` syzbot
2021-03-19 10:38       ` Pavel Begunkov
2021-03-19 11:02         ` [syzbot] " syzbot
2021-04-15 18:28 ` syzbot
2021-04-19 12:09   ` Pavel Begunkov [this message]

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