From: Igor Stoppa <igor.stoppa@huawei.com>
To: Christopher Lameter <cl@linux.com>,
Matthew Wilcox <willy@infradead.org>,
Boris Lukashev <blukashev@sempervictus.com>
Cc: Jann Horn <jannh@google.com>, <jglisse@redhat.com>,
Kees Cook <keescook@chromium.org>,
Michal Hocko <mhocko@kernel.org>,
Laura Abbott <labbott@redhat.com>,
Christoph Hellwig <hch@infradead.org>,
<linux-security-module@vger.kernel.org>, <linux-mm@kvack.org>,
kernel list <linux-kernel@vger.kernel.org>,
Kernel Hardening <kernel-hardening@lists.openwall.com>
Subject: Re: [kernel-hardening] [PATCH 4/6] Protectable Memory
Date: Sat, 3 Feb 2018 21:57:13 +0200 [thread overview]
Message-ID: <b75b5903-0177-8ad9-5c2b-fc63438fb5f2@huawei.com> (raw)
In-Reply-To: <f2ddaed0-313e-8664-8a26-9d10b66ed0c5@huawei.com>
>> On Thu, 25 Jan 2018, Matthew Wilcox wrote:
>>> It's worth having a discussion about whether we want the pmalloc API
>>> or whether we want a slab-based API.
I'd love to have some feedback specifically about the API.
I have also some idea about userspace and how to extend the pmalloc
concept to it:
http://www.openwall.com/lists/kernel-hardening/2018/01/30/20
I'll be AFK intermittently for about 2 weeks, so i might not be able to
reply immediately, but from my perspective this would be just the
beginning of a broader hardening of both kernel and userspace that I'd
like to pursue.
--
igor
WARNING: multiple messages have this Message-ID (diff)
From: igor.stoppa@huawei.com (Igor Stoppa)
To: linux-security-module@vger.kernel.org
Subject: [kernel-hardening] [PATCH 4/6] Protectable Memory
Date: Sat, 3 Feb 2018 21:57:13 +0200 [thread overview]
Message-ID: <b75b5903-0177-8ad9-5c2b-fc63438fb5f2@huawei.com> (raw)
In-Reply-To: <f2ddaed0-313e-8664-8a26-9d10b66ed0c5@huawei.com>
>> On Thu, 25 Jan 2018, Matthew Wilcox wrote:
>>> It's worth having a discussion about whether we want the pmalloc API
>>> or whether we want a slab-based API.
I'd love to have some feedback specifically about the API.
I have also some idea about userspace and how to extend the pmalloc
concept to it:
http://www.openwall.com/lists/kernel-hardening/2018/01/30/20
I'll be AFK intermittently for about 2 weeks, so i might not be able to
reply immediately, but from my perspective this would be just the
beginning of a broader hardening of both kernel and userspace that I'd
like to pursue.
--
igor
--
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the body of a message to majordomo at vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
WARNING: multiple messages have this Message-ID (diff)
From: Igor Stoppa <igor.stoppa@huawei.com>
To: Christopher Lameter <cl@linux.com>,
Matthew Wilcox <willy@infradead.org>,
Boris Lukashev <blukashev@sempervictus.com>
Cc: Jann Horn <jannh@google.com>,
jglisse@redhat.com, Kees Cook <keescook@chromium.org>,
Michal Hocko <mhocko@kernel.org>,
Laura Abbott <labbott@redhat.com>,
Christoph Hellwig <hch@infradead.org>,
linux-security-module@vger.kernel.org, linux-mm@kvack.org,
kernel list <linux-kernel@vger.kernel.org>,
Kernel Hardening <kernel-hardening@lists.openwall.com>
Subject: Re: [kernel-hardening] [PATCH 4/6] Protectable Memory
Date: Sat, 3 Feb 2018 21:57:13 +0200 [thread overview]
Message-ID: <b75b5903-0177-8ad9-5c2b-fc63438fb5f2@huawei.com> (raw)
In-Reply-To: <f2ddaed0-313e-8664-8a26-9d10b66ed0c5@huawei.com>
>> On Thu, 25 Jan 2018, Matthew Wilcox wrote:
>>> It's worth having a discussion about whether we want the pmalloc API
>>> or whether we want a slab-based API.
I'd love to have some feedback specifically about the API.
I have also some idea about userspace and how to extend the pmalloc
concept to it:
http://www.openwall.com/lists/kernel-hardening/2018/01/30/20
I'll be AFK intermittently for about 2 weeks, so i might not be able to
reply immediately, but from my perspective this would be just the
beginning of a broader hardening of both kernel and userspace that I'd
like to pursue.
--
igor
--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@kvack.org. For more info on Linux MM,
see: http://www.linux-mm.org/ .
Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>
WARNING: multiple messages have this Message-ID (diff)
From: Igor Stoppa <igor.stoppa@huawei.com>
To: Christopher Lameter <cl@linux.com>,
Matthew Wilcox <willy@infradead.org>,
Boris Lukashev <blukashev@sempervictus.com>
Cc: Jann Horn <jannh@google.com>,
jglisse@redhat.com, Kees Cook <keescook@chromium.org>,
Michal Hocko <mhocko@kernel.org>,
Laura Abbott <labbott@redhat.com>,
Christoph Hellwig <hch@infradead.org>,
linux-security-module@vger.kernel.org, linux-mm@kvack.org,
kernel list <linux-kernel@vger.kernel.org>,
Kernel Hardening <kernel-hardening@lists.openwall.com>
Subject: Re: [kernel-hardening] [PATCH 4/6] Protectable Memory
Date: Sat, 3 Feb 2018 21:57:13 +0200 [thread overview]
Message-ID: <b75b5903-0177-8ad9-5c2b-fc63438fb5f2@huawei.com> (raw)
In-Reply-To: <f2ddaed0-313e-8664-8a26-9d10b66ed0c5@huawei.com>
>> On Thu, 25 Jan 2018, Matthew Wilcox wrote:
>>> It's worth having a discussion about whether we want the pmalloc API
>>> or whether we want a slab-based API.
I'd love to have some feedback specifically about the API.
I have also some idea about userspace and how to extend the pmalloc
concept to it:
http://www.openwall.com/lists/kernel-hardening/2018/01/30/20
I'll be AFK intermittently for about 2 weeks, so i might not be able to
reply immediately, but from my perspective this would be just the
beginning of a broader hardening of both kernel and userspace that I'd
like to pursue.
--
igor
next prev parent reply other threads:[~2018-02-03 19:57 UTC|newest]
Thread overview: 171+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-24 17:56 [kernel-hardening] [RFC PATCH v11 0/6] mm: security: ro protection for dynamic data Igor Stoppa
2018-01-24 17:56 ` Igor Stoppa
2018-01-24 17:56 ` Igor Stoppa
2018-01-24 17:56 ` Igor Stoppa
2018-01-24 17:56 ` [kernel-hardening] [PATCH 1/6] genalloc: track beginning of allocations Igor Stoppa
2018-01-24 17:56 ` Igor Stoppa
2018-01-24 17:56 ` Igor Stoppa
2018-01-24 17:56 ` Igor Stoppa
2018-01-24 17:56 ` [kernel-hardening] [PATCH 2/6] genalloc: selftest Igor Stoppa
2018-01-24 17:56 ` Igor Stoppa
2018-01-24 17:56 ` Igor Stoppa
2018-01-24 17:56 ` Igor Stoppa
2018-01-24 17:56 ` [kernel-hardening] [PATCH 3/6] struct page: add field for vm_struct Igor Stoppa
2018-01-24 17:56 ` Igor Stoppa
2018-01-24 17:56 ` Igor Stoppa
2018-01-24 17:56 ` Igor Stoppa
2018-01-24 17:56 ` [kernel-hardening] [PATCH 4/6] Protectable Memory Igor Stoppa
2018-01-24 17:56 ` Igor Stoppa
2018-01-24 17:56 ` Igor Stoppa
2018-01-24 17:56 ` Igor Stoppa
2018-01-24 19:10 ` [kernel-hardening] " Jann Horn
2018-01-24 19:10 ` Jann Horn
2018-01-24 19:10 ` Jann Horn
2018-01-25 11:59 ` Igor Stoppa
2018-01-25 11:59 ` Igor Stoppa
2018-01-25 11:59 ` Igor Stoppa
2018-01-25 11:59 ` Igor Stoppa
2018-01-25 15:14 ` Boris Lukashev
2018-01-25 15:14 ` Boris Lukashev
2018-01-25 15:14 ` Boris Lukashev
2018-01-25 15:38 ` Jerome Glisse
2018-01-25 15:38 ` Jerome Glisse
2018-01-25 15:38 ` Jerome Glisse
2018-01-26 12:28 ` Igor Stoppa
2018-01-26 12:28 ` Igor Stoppa
2018-01-26 12:28 ` Igor Stoppa
2018-01-26 16:36 ` Boris Lukashev
2018-01-26 16:36 ` Boris Lukashev
2018-01-26 16:36 ` Boris Lukashev
2018-01-30 13:46 ` Igor Stoppa
2018-01-30 13:46 ` Igor Stoppa
2018-01-30 13:46 ` Igor Stoppa
2018-01-26 5:35 ` Matthew Wilcox
2018-01-26 5:35 ` Matthew Wilcox
2018-01-26 5:35 ` Matthew Wilcox
2018-01-26 11:46 ` Igor Stoppa
2018-01-26 11:46 ` Igor Stoppa
2018-01-26 11:46 ` Igor Stoppa
2018-01-26 11:46 ` Igor Stoppa
2018-02-02 18:39 ` Christopher Lameter
2018-02-02 18:39 ` Christopher Lameter
2018-02-02 18:39 ` Christopher Lameter
2018-02-03 15:38 ` Igor Stoppa
2018-02-03 15:38 ` Igor Stoppa
2018-02-03 15:38 ` Igor Stoppa
2018-02-03 15:38 ` Igor Stoppa
2018-02-03 19:57 ` Igor Stoppa [this message]
2018-02-03 19:57 ` Igor Stoppa
2018-02-03 19:57 ` Igor Stoppa
2018-02-03 19:57 ` Igor Stoppa
2018-02-03 20:12 ` Boris Lukashev
2018-02-03 20:12 ` Boris Lukashev
2018-02-03 20:12 ` Boris Lukashev
2018-02-03 20:32 ` Igor Stoppa
2018-02-03 20:32 ` Igor Stoppa
2018-02-03 20:32 ` Igor Stoppa
2018-02-03 22:29 ` Boris Lukashev
2018-02-03 22:29 ` Boris Lukashev
2018-02-03 22:29 ` Boris Lukashev
2018-02-04 15:05 ` Igor Stoppa
2018-02-04 15:05 ` Igor Stoppa
2018-02-04 15:05 ` Igor Stoppa
2018-02-12 23:27 ` Kees Cook
2018-02-12 23:27 ` Kees Cook
2018-02-12 23:27 ` Kees Cook
2018-02-13 0:40 ` Laura Abbott
2018-02-13 0:40 ` Laura Abbott
2018-02-13 0:40 ` Laura Abbott
2018-02-13 1:25 ` Kees Cook
2018-02-13 1:25 ` Kees Cook
2018-02-13 1:25 ` Kees Cook
2018-02-13 3:39 ` Jann Horn
2018-02-13 3:39 ` Jann Horn
2018-02-13 3:39 ` Jann Horn
2018-02-13 16:09 ` Laura Abbott
2018-02-13 16:09 ` Laura Abbott
2018-02-13 16:09 ` Laura Abbott
2018-02-13 21:43 ` Kees Cook
2018-02-13 21:43 ` Kees Cook
2018-02-13 21:43 ` Kees Cook
2018-02-14 19:06 ` arm64 physmap (was Re: [kernel-hardening] [PATCH 4/6] Protectable Memory) Laura Abbott
2018-02-14 19:06 ` Laura Abbott
2018-02-14 19:06 ` Laura Abbott
2018-02-14 19:06 ` Laura Abbott
2018-02-14 19:28 ` Ard Biesheuvel
2018-02-14 19:28 ` Ard Biesheuvel
2018-02-14 19:28 ` Ard Biesheuvel
2018-02-14 19:28 ` Ard Biesheuvel
2018-02-14 20:13 ` Laura Abbott
2018-02-14 20:13 ` Laura Abbott
2018-02-14 20:13 ` Laura Abbott
2018-02-14 20:13 ` Laura Abbott
2018-02-14 19:29 ` Kees Cook
2018-02-14 19:29 ` Kees Cook
2018-02-14 19:29 ` Kees Cook
2018-02-14 19:29 ` Kees Cook
2018-02-14 19:35 ` Kees Cook
2018-02-14 19:35 ` Kees Cook
2018-02-14 19:35 ` Kees Cook
2018-02-14 19:35 ` Kees Cook
2018-02-20 16:28 ` Igor Stoppa
2018-02-20 16:28 ` Igor Stoppa
2018-02-20 16:28 ` Igor Stoppa
2018-02-20 16:28 ` Igor Stoppa
2018-02-21 22:22 ` Kees Cook
2018-02-21 22:22 ` Kees Cook
2018-02-21 22:22 ` Kees Cook
2018-02-21 22:22 ` Kees Cook
2018-02-14 19:48 ` Kees Cook
2018-02-14 19:48 ` Kees Cook
2018-02-14 19:48 ` Kees Cook
2018-02-14 19:48 ` Kees Cook
2018-02-14 22:13 ` Tycho Andersen
2018-02-14 22:13 ` Tycho Andersen
2018-02-14 22:13 ` Tycho Andersen
2018-02-14 22:13 ` Tycho Andersen
2018-02-14 22:27 ` Kees Cook
2018-02-14 22:27 ` Kees Cook
2018-02-14 22:27 ` Kees Cook
2018-02-14 22:27 ` Kees Cook
2018-02-13 15:20 ` [kernel-hardening] [PATCH 4/6] Protectable Memory Igor Stoppa
2018-02-13 15:20 ` Igor Stoppa
2018-02-13 15:20 ` Igor Stoppa
2018-02-13 15:20 ` Igor Stoppa
2018-02-13 15:20 ` [kernel-hardening] " Igor Stoppa
[not found] ` <5a83024c.64369d0a.a1e94.cdd6SMTPIN_ADDED_BROKEN@mx.google.com>
2018-02-13 18:10 ` Laura Abbott
2018-02-13 18:10 ` Laura Abbott
2018-02-13 18:10 ` Laura Abbott
2018-02-20 17:16 ` Igor Stoppa
2018-02-20 17:16 ` Igor Stoppa
2018-02-20 17:16 ` Igor Stoppa
2018-02-21 22:37 ` Kees Cook
2018-02-21 22:37 ` Kees Cook
2018-02-21 22:37 ` Kees Cook
2018-02-05 15:40 ` Christopher Lameter
2018-02-05 15:40 ` Christopher Lameter
2018-02-05 15:40 ` Christopher Lameter
2018-02-09 11:17 ` Igor Stoppa
2018-02-09 11:17 ` Igor Stoppa
2018-02-09 11:17 ` Igor Stoppa
2018-02-09 11:17 ` Igor Stoppa
2018-01-26 19:41 ` [kernel-hardening] " Igor Stoppa
2018-01-26 19:41 ` Igor Stoppa
2018-01-26 19:41 ` Igor Stoppa
2018-01-26 19:41 ` Igor Stoppa
2018-01-24 17:56 ` [kernel-hardening] [PATCH 5/6] Documentation for Pmalloc Igor Stoppa
2018-01-24 17:56 ` Igor Stoppa
2018-01-24 17:56 ` Igor Stoppa
2018-01-24 17:56 ` Igor Stoppa
2018-01-24 19:14 ` [kernel-hardening] " Ralph Campbell
2018-01-24 19:14 ` Ralph Campbell
2018-01-24 19:14 ` Ralph Campbell
2018-01-24 19:14 ` Ralph Campbell
2018-01-25 7:53 ` [kernel-hardening] " Igor Stoppa
2018-01-25 7:53 ` Igor Stoppa
2018-01-25 7:53 ` Igor Stoppa
2018-01-25 7:53 ` Igor Stoppa
2018-01-24 17:56 ` [kernel-hardening] [PATCH 6/6] Pmalloc: self-test Igor Stoppa
2018-01-24 17:56 ` Igor Stoppa
2018-01-24 17:56 ` Igor Stoppa
2018-01-24 17:56 ` Igor Stoppa
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