From: Jan Kara <jack@suse.cz>
To: syzbot <syzbot+41a88b825a315aac2254@syzkaller.appspotmail.com>
Cc: akpm@linux-foundation.org, axboe@kernel.dk, brauner@kernel.org,
eadavis@qq.com, ernesto.mnd.fernandez@gmail.com, jack@suse.cz,
linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
slava@dubeyko.com, syzkaller-bugs@googlegroups.com,
torvalds@linux-foundation.org, willy@infradead.org
Subject: Re: [syzbot] [hfs?] possible deadlock in hfs_extend_file (2)
Date: Thu, 22 Feb 2024 11:01:43 +0100 [thread overview]
Message-ID: <20240222100143.ibz76z7uapncfo4x@quack3> (raw)
In-Reply-To: <00000000000031b4140611f09e02@google.com>
On Wed 21-02-24 20:10:04, syzbot wrote:
> syzbot suspects this issue was fixed by commit:
>
> commit 6f861765464f43a71462d52026fbddfc858239a5
> Author: Jan Kara <jack@suse.cz>
> Date: Wed Nov 1 17:43:10 2023 +0000
>
> fs: Block writes to mounted block devices
>
> bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=12bedb0c180000
> start commit: 610a9b8f49fb Linux 6.7-rc8
> git tree: upstream
> kernel config: https://syzkaller.appspot.com/x/.config?x=247b5a935d307ee5
> dashboard link: https://syzkaller.appspot.com/bug?extid=41a88b825a315aac2254
> syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1552fe19e80000
> C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1419bcade80000
>
> If the result looks correct, please mark the issue as fixed by replying with:
>
> #syz fix: fs: Block writes to mounted block devices
Unlikely. The report seems more like a lockdep annotation problem where
different btrees used in HFS share the same lockdep key.
Honza
--
Jan Kara <jack@suse.com>
SUSE Labs, CR
next prev parent reply other threads:[~2024-02-22 10:01 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-12-12 13:42 syzbot
2024-01-02 5:11 ` syzbot
2024-01-02 11:37 ` Edward Adam Davis
2024-01-02 12:08 ` syzbot
2024-01-02 12:36 ` [PATCH] hfs: fix deadlock in hfs_extend_file Edward Adam Davis
2024-01-03 7:45 ` Matthew Wilcox
2024-01-03 9:03 ` Viacheslav Dubeyko
2024-01-03 0:40 ` [syzbot] [hfs?] possible deadlock in hfs_extend_file (2) syzbot
2024-02-22 4:10 ` syzbot
2024-02-22 10:01 ` Jan Kara [this message]
2024-01-20 14:40 [syzbot] [hfs?] INFO: task hung in hfs_find_init (2) syzbot
2024-01-22 6:43 ` [syzbot] [hfs?] possible deadlock in hfs_extend_file (2) Edward Adam Davis
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