Linux kernel bug fix: userfaultfd: change mmap_changing to atomic
Subsystem: filesystem (fs/userfaultfd.c)
Bug type: crash, severity: high
Files changed: fs/userfaultfd.c;include/linux/userfaultfd_k.h;mm/userfaultfd.c
Introduced by Mike Rapoport on 2018-06-07 17:34:38 -0700; fixed by Nadav Amit on 2021-09-03 09:58:16 -0700 (lifetime: 1183 days)