[tip:core/urgent] fork: Add task stack refcounting sanity check and prevent premature task stack freeing

Commit-ID: 405c0759712f57b680f66aee9c55cd06ad1cbdef Gitweb: http://git.kernel.org/tip/405c0759712f57b680f66aee9c55cd06ad1cbdef Author: Andy Lutomirski AuthorDate: Mon, 31 Oct 2016 08:11:43 -0700 Committer: Ingo Molnar CommitDate: Tue, 1 Nov 2016

[tip:core/urgent] fork: Add task stack refcounting sanity check and prevent premature task stack freeing

Commit-ID: 405c0759712f57b680f66aee9c55cd06ad1cbdef Gitweb: http://git.kernel.org/tip/405c0759712f57b680f66aee9c55cd06ad1cbdef Author: Andy Lutomirski AuthorDate: Mon, 31 Oct 2016 08:11:43 -0700 Committer: Ingo Molnar CommitDate: Tue, 1 Nov 2016 07:39:17 +0100 fork: Add task stack