From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758038Ab2IZR4k (ORCPT ); Wed, 26 Sep 2012 13:56:40 -0400 Received: from youngberry.canonical.com ([91.189.89.112]:46837 "EHLO youngberry.canonical.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757876Ab2IZR4h (ORCPT ); Wed, 26 Sep 2012 13:56:37 -0400 Date: Wed, 26 Sep 2012 12:56:29 -0500 From: Serge Hallyn To: "Eric W. Biederman" Cc: linux-security-module@vger.kernel.org, Benjamin Herrenschmidt , Linux Containers , linux-kernel@vger.kernel.org, Paul Mackerras Subject: Re: [PATCH 12/14] userns: On ppc convert current_uid from a kuid before printing. Message-ID: <20120926175629.GE30620@sergelap> References: <87k3vote43.fsf@xmission.com> <1348187330-6616-1-git-send-email-ebiederm@xmission.com> <1348187330-6616-12-git-send-email-ebiederm@xmission.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1348187330-6616-12-git-send-email-ebiederm@xmission.com> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Quoting Eric W. Biederman (ebiederm@xmission.com): > From: "Eric W. Biederman" > > Cc: Benjamin Herrenschmidt > Cc: Paul Mackerras Acked-by: Serge E. Hallyn > Signed-off-by: "Eric W. Biederman" > --- > arch/powerpc/mm/fault.c | 2 +- > 1 files changed, 1 insertions(+), 1 deletions(-) > > diff --git a/arch/powerpc/mm/fault.c b/arch/powerpc/mm/fault.c > index 08ffcf5..e5f028b 100644 > --- a/arch/powerpc/mm/fault.c > +++ b/arch/powerpc/mm/fault.c > @@ -470,7 +470,7 @@ bad_area_nosemaphore: > if (is_exec && (error_code & DSISR_PROTFAULT)) > printk_ratelimited(KERN_CRIT "kernel tried to execute NX-protected" > " page (%lx) - exploit attempt? (uid: %d)\n", > - address, current_uid()); > + address, from_kuid(&init_user_ns, current_uid())); > > return SIGSEGV; > > -- > 1.7.5.4 > > _______________________________________________ > Containers mailing list > Containers@lists.linux-foundation.org > https://lists.linuxfoundation.org/mailman/listinfo/containers