Re: BUG: corrupted list in __dentry_kill (2)

[Al Viro]

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);