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From: Linus Torvalds <torvalds-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>
To: "Eric W. Biederman"
	<ebiederm-aS9lmoZGLiVWk0Htik3J/w@public.gmane.org>,
	Al Viro <viro-RmSDqhL/yNMiFSDQTTA3OLVCufUGDwFn@public.gmane.org>
Cc: Seth Forshee
	<seth.forshee-Z7WLFzj8eWMS+FvcfC7Uqw@public.gmane.org>,
	Linux API <linux-api-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	Linux Containers
	<containers-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org>,
	Greg Kroah-Hartman
	<gregkh-hQyY1W1yCW8ekmWlsbkhG0B+6BGkLq7r@public.gmane.org>,
	Andy Lutomirski <luto-kltTT9wpgjJwATOyAt5JVQ@public.gmane.org>,
	Kenton Varda <kenton-AuYgBwuPrUQTaNkGU808tA@public.gmane.org>,
	Michael Kerrisk-manpages
	<mtk.manpages-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
	Richard Weinberger <richard-/L3Ra7n9ekc@public.gmane.org>,
	"<linux-fsdevel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>"
	<linux-fsdevel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	Tejun Heo <tj-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
	Ivan Delalande <colona-nzgTgzXrdUbQT0dZR+AlfA@public.gmane.org>
Subject: Re: [GIT PULL] User namespace related fixes for v4.2
Date: Fri, 3 Jul 2015 15:10:40 -0700	[thread overview]
Message-ID: <CA+55aFw-DK-xDC-3HYa=BMX8WNyQgT9O01tihrAS9+-7PPj_jA__22100.935111712$1435961460$gmane$org@mail.gmail.com> (raw)
In-Reply-To: <87pp4eqktr.fsf-JOvCrm2gF+uungPnsOpG7nhyD016LWXt@public.gmane.org>

On Mon, Jun 29, 2015 at 2:13 PM, Eric W. Biederman
<ebiederm-aS9lmoZGLiVWk0Htik3J/w@public.gmane.org> wrote:
>
> Can you live with the patch below and committing to never supporting
> executables on proc and sysfs?

Sure. I don't think executables make any sense what-so-ever in those
filesystems. I think it's fine saying that /proc and /sys cannot have
executables in them, and then use that flag to just ignore the
relevant mount flags.

Al, comments?

                  Linus

  parent reply	other threads:[~2015-07-03 22:10 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-06-26 20:50 [GIT PULL] User namespace related fixes for v4.2 Eric W. Biederman
     [not found] ` <CA+55aFysKDXr2HEwNzm3z9QOw=E4ZeWcvYQ-xLhy5_k+rGbeRg@mail.gmail.com>
     [not found]   ` <CA+55aFysKDXr2HEwNzm3z9QOw=E4ZeWcvYQ-xLhy5_k+rGbeRg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2015-06-29 21:13     ` Eric W. Biederman
     [not found]       ` <87pp4eqktr.fsf-JOvCrm2gF+uungPnsOpG7nhyD016LWXt@public.gmane.org>
2015-07-03 22:10         ` Linus Torvalds [this message]
     [not found]       ` <CA+55aFw-DK-xDC-3HYa=BMX8WNyQgT9O01tihrAS9+-7PPj_jA@mail.gmail.com>
     [not found]         ` <CA+55aFw-DK-xDC-3HYa=BMX8WNyQgT9O01tihrAS9+-7PPj_jA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2015-07-04 23:11           ` Al Viro
     [not found]             ` <20150704231118.GT17109-3bDd1+5oDREiFSDQTTA3OLVCufUGDwFn@public.gmane.org>
2015-07-10 16:16               ` [REVIEW][PATCH 0/2] noexec on proc and sysfs Eric W. Biederman
     [not found]             ` <87mvz4yomp.fsf_-_@x220.int.ebiederm.org>
     [not found]               ` <87mvz4yomp.fsf_-_-JOvCrm2gF+uungPnsOpG7nhyD016LWXt@public.gmane.org>
2015-07-10 16:17                 ` [REVIEW][PATCH 1/2] vfs: Commit to never having exectuables " Eric W. Biederman
2015-07-10 16:18                 ` [REVIEW][PATCH 2/2] mnt: fs_fully_visible enforce noexec and nosuid if !SB_I_NOEXEC Eric W. Biederman
     [not found]               ` <87h9pcyokc.fsf_-_@x220.int.ebiederm.org>
     [not found]                 ` <87h9pcyokc.fsf_-_-JOvCrm2gF+uungPnsOpG7nhyD016LWXt@public.gmane.org>
2015-07-10 18:24                   ` [REVIEW][PATCH 1/2] vfs: Commit to never having exectuables on proc and sysfs Richard Weinberger
     [not found]                     ` <55A00DE9.7060806-/L3Ra7n9ekc@public.gmane.org>
2015-07-10 19:30                       ` Greg Kroah-Hartman
     [not found]                     ` <20150710193052.GB19824@kroah.com>
     [not found]                       ` <20150710193052.GB19824-U8xfFu+wG4EAvxtiuMwx3w@public.gmane.org>
2015-07-10 19:38                         ` Richard Weinberger
     [not found]                       ` <55A01F4B.9010205@nod.at>
     [not found]                         ` <55A01F4B.9010205-/L3Ra7n9ekc@public.gmane.org>
2015-07-10 20:00                           ` Eric W. Biederman
     [not found] ` <87381eyz26.fsf-JOvCrm2gF+uungPnsOpG7nhyD016LWXt@public.gmane.org>
2015-06-29 16:43   ` [GIT PULL] User namespace related fixes for v4.2 Linus Torvalds
2015-07-01 20:41   ` Eric W. Biederman
     [not found]     ` <878uazhapq.fsf-JOvCrm2gF+uungPnsOpG7nhyD016LWXt@public.gmane.org>
2015-07-06 20:47       ` Seth Forshee
     [not found]     ` <20150706204748.GB22962@ubuntu-hedt>
2015-07-06 21:24       ` Eric W. Biederman
     [not found]       ` <E81DECCD-9B19-4D42-BE43-5987DE7B05DB@xmission.com>
     [not found]         ` <E81DECCD-9B19-4D42-BE43-5987DE7B05DB-aS9lmoZGLiVWk0Htik3J/w@public.gmane.org>
2015-07-06 22:25           ` Seth Forshee

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