From: syzbot <syzbot+8fede7e30c7cee0de139@syzkaller.appspotmail.com>
To: axboe@kernel.dk, hch@lst.de, linux-block@vger.kernel.org,
linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com,
tj@kernel.org
Subject: Re: [syzbot] KASAN: use-after-free Read in disk_part_iter_next (2)
Date: Sun, 21 Mar 2021 05:40:05 -0700 [thread overview]
Message-ID: <000000000000a17fb305be0b3f38@google.com> (raw)
In-Reply-To: <00000000000053da9405bd7d2644@google.com>
syzbot has bisected this issue to:
commit a33df75c6328bf40078b35f2040d8e54d574c357
Author: Christoph Hellwig <hch@lst.de>
Date: Sun Jan 24 10:02:41 2021 +0000
block: use an xarray for disk->part_tbl
bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=17989906d00000
start commit: 1c273e10 Merge tag 'zonefs-5.12-rc4' of git://git.kernel.o..
git tree: upstream
final oops: https://syzkaller.appspot.com/x/report.txt?x=14589906d00000
console output: https://syzkaller.appspot.com/x/log.txt?x=10589906d00000
kernel config: https://syzkaller.appspot.com/x/.config?x=6abda3336c698a07
dashboard link: https://syzkaller.appspot.com/bug?extid=8fede7e30c7cee0de139
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=13dfe8bed00000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=155a117cd00000
Reported-by: syzbot+8fede7e30c7cee0de139@syzkaller.appspotmail.com
Fixes: a33df75c6328 ("block: use an xarray for disk->part_tbl")
For information about bisection process see: https://goo.gl/tpsmEJ#bisection
next prev parent reply other threads:[~2021-03-21 12:41 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-14 11:08 [syzbot] KASAN: use-after-free Read in disk_part_iter_next (2) syzbot
2021-03-20 20:53 ` syzbot
2021-03-21 12:40 ` syzbot [this message]
2021-03-22 7:18 ` Christoph Hellwig
2021-03-22 7:49 ` Dmitry Vyukov
2021-03-22 8:01 ` syzbot
2021-03-22 22:21 ` Bart Van Assche
2021-03-24 9:49 ` Christoph Hellwig
2021-03-24 10:01 ` syzbot
2021-03-21 21:26 ` Bart Van Assche
2021-03-21 21:39 ` syzbot
2021-03-22 2:35 ` Ming Lei
2021-03-22 4:15 ` Bart Van Assche
2021-03-22 8:51 ` Ming Lei
2021-03-22 10:09 ` syzbot
2021-03-26 8:35 ` Ming Lei
2021-03-26 17:01 ` syzbot
2021-03-27 6:50 ` Ming Lei
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