lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Tue, 14 Jul 2020 09:10:48 -0700 From: Linus Torvalds <torvalds@...ux-foundation.org> To: Joel Fernandes <joel@...lfernandes.org> Cc: "Kirill A. Shutemov" <kirill@...temov.name>, Naresh Kamboju <naresh.kamboju@...aro.org>, linux- stable <stable@...r.kernel.org>, open list <linux-kernel@...r.kernel.org>, linux-mm <linux-mm@...ck.org>, Arnd Bergmann <arnd@...db.de>, Andrew Morton <akpm@...ux-foundation.org>, Roman Gushchin <guro@...com>, Michal Hocko <mhocko@...nel.org>, lkft-triage@...ts.linaro.org, Chris Down <chris@...isdown.name>, Michel Lespinasse <walken@...gle.com>, Fan Yang <Fan_Yang@...u.edu.cn>, Brian Geffon <bgeffon@...gle.com>, Anshuman Khandual <anshuman.khandual@....com>, Will Deacon <will@...nel.org>, Catalin Marinas <catalin.marinas@....com>, pugaowei@...il.com, Jerome Glisse <jglisse@...hat.com>, Greg Kroah-Hartman <gregkh@...uxfoundation.org>, Mel Gorman <mgorman@...hsingularity.net>, Hugh Dickins <hughd@...gle.com>, Al Viro <viro@...iv.linux.org.uk>, Tejun Heo <tj@...nel.org>, Sasha Levin <sashal@...nel.org> Subject: Re: WARNING: at mm/mremap.c:211 move_page_tables in i386 On Tue, Jul 14, 2020 at 9:08 AM Joel Fernandes <joel@...lfernandes.org> wrote: > > I was thinking we should not call move_page_tables() with overlapping ranges > at all, just to keep things simple. No, we're not breaking the existing stack movement code just to keep things simple. The rule is "make it as simple as possible, but no simpler". And "as possible" in the case of Linux means "no breaking of old interfaces". The stack randomization movement most certainly counts. Linus
Powered by blists - more mailing lists