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From: Al Viro <viro@zeniv.linux.org.uk>
To: Hillf Danton <hdanton@sina.com>
Cc: syzbot <syzbot+31043da7725b6ec210f1@syzkaller.appspotmail.com>,
	linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
	syzkaller-bugs@googlegroups.com
Subject: Re: BUG: corrupted list in __dentry_kill (2)
Date: Thu, 12 Dec 2019 13:14:25 +0000	[thread overview]
Message-ID: <20191212131425.GF4203@ZenIV.linux.org.uk> (raw)
In-Reply-To: <20191212104355.24672-1-hdanton@sina.com>

On Thu, Dec 12, 2019 at 06:43:55PM +0800, Hillf Danton wrote:

> Unpin dentry no more than once as it's pinned only once.

The first time is on the entry into simple_recursive_removal(), by
+       struct dentry *this = dget(dentry);


       reply	other threads:[~2019-12-12 13:14 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20191212104355.24672-1-hdanton@sina.com>
2019-12-12 13:14 ` Al Viro [this message]
2019-12-12  5:59 BUG: corrupted list in __dentry_kill (2) syzbot
2019-12-12  6:12 ` Al Viro
2019-12-12  6:48   ` Dmitry Vyukov
2019-12-12 13:38     ` Al Viro
2019-12-12 15:57       ` Dmitry Vyukov
2019-12-12 18:34         ` Al Viro
2019-12-13  9:10           ` Dmitry Vyukov
2019-12-12 11:35 ` syzbot
2019-12-12 11:35   ` syzbot
2019-12-12 11:35 ` syzbot

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