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Date: Sun, 24 Dec 2023 08:40:05 -0800
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Subject: Re: [syzbot] [reiserfs?] possible deadlock in super_lock
From: syzbot <syzbot+062317ea1d0a6d5e29e7@syzkaller.appspotmail.com>
To: axboe@kernel.dk, brauner@kernel.org, chao@kernel.org, christian@brauner.io, 
	daniel.vetter@ffwll.ch, hch@lst.de, hdanton@sina.com, jack@suse.cz, 
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	linux-kernel@vger.kernel.org, mairacanal@riseup.net, mcanal@igalia.com, 
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	terrelln@fb.com, willy@infradead.org, yukuai3@huawei.com
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syzbot suspects this issue was fixed by commit:

commit fd1464105cb37a3b50a72c1d2902e97a71950af8
Author: Jan Kara <jack@suse.cz>
Date:   Wed Oct 18 15:29:24 2023 +0000

    fs: Avoid grabbing sb->s_umount under bdev->bd_holder_lock

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=14639595e80000
start commit:   2cf0f7156238 Merge tag 'nfs-for-6.6-2' of git://git.linux-..
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=710dc49bece494df
dashboard link: https://syzkaller.appspot.com/bug?extid=062317ea1d0a6d5e29e7
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=107e9518680000

If the result looks correct, please mark the issue as fixed by replying with:

#syz fix: fs: Avoid grabbing sb->s_umount under bdev->bd_holder_lock

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