Re: KASAN: use-after-free Read in filemap_fault

From: Kirill A. Shutemov
Date: Fri Dec 28 2018 - 17:02:01 EST

On Fri, Dec 28, 2018 at 12:51:04PM -0800, syzbot wrote:
> Allocated by task 8196:


> Freed by task 8197:

Hm. VMA allocated by one process (I don't see threads in the test case)
gets freed by another one. Looks fishy to me.

Kirill A. Shutemov