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Date: Thu, 12 Dec 2019 13:14:25 +0000
From: Al Viro <viro@...iv.linux.org.uk>
To: Hillf Danton <hdanton@...a.com>
Cc: syzbot <syzbot+31043da7725b6ec210f1@...kaller.appspotmail.com>,
linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
syzkaller-bugs@...glegroups.com
Subject: Re: BUG: corrupted list in __dentry_kill (2)
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);
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