From: Randy Dunlap <rdunlap@infradead.org> To: Yu-cheng Yu <yu-cheng.yu@intel.com>, x86@kernel.org, "H. Peter Anvin" <hpa@zytor.com>, Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@redhat.com>, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, linux-mm@kvack.org, linux-arch@vger.kernel.org, linux-api@vger.kernel.org, Arnd Bergmann <arnd@arndb.de>, Andy Lutomirski <luto@amacapital.net>, Balbir Singh <bsingharora@gmail.com>, Cyrill Gorcunov <gorcunov@gmail.com>, Dave Hansen <dave.hansen@linux.intel.com>, Florian Weimer <fweimer@redhat.com>, "H.J. Lu" <hjl.tools@gmail.com>, Jann Horn <jannh@google.com>, Jonathan Corbet <corbet@lwn.net>, Kees Cook <keescook@chromiun.org>, Mike Kravetz <mike.kravetz@oracle.com>, Nadav Amit <nadav.amit@gmail.com>, Oleg Nesterov <oleg@redhat.com>, Pavel Machek <pavel@ucw.cz>, Peter Zijlstra <peterz@infradead.org>, "Ravi V. Shankar" <ravi.v.shankar@intel.com>, Vedvyas Shanbhogue <vedvyas.shanbhogue@intel.com> Subject: Re: [RFC PATCH v3 05/24] Documentation/x86: Add CET description Date: Sun, 2 Sep 2018 19:56:55 -0700 [thread overview] Message-ID: <709e5e6c-dab1-7a20-9641-b36a0867c006@infradead.org> (raw) In-Reply-To: <20180830143904.3168-6-yu-cheng.yu@intel.com> Hi, One spello: On 08/30/2018 07:38 AM, Yu-cheng Yu wrote: > diff --git a/Documentation/x86/intel_cet.rst b/Documentation/x86/intel_cet.rst > new file mode 100644 > index 000000000000..337baa1f6980 > --- /dev/null > +++ b/Documentation/x86/intel_cet.rst > @@ -0,0 +1,252 @@ > +========================================= > +Control Flow Enforcement Technology (CET) > +========================================= > + > +[1] Overview > +============ > + > +Control Flow Enforcement Technology (CET) provides protection against > +return/jump-oriented programing (ROP) attacks. It can be implemented programming > +to protect both the kernel and applications. In the first phase, > +only the user-mode protection is implemented for the 64-bit kernel. > +Thirty-two bit applications are supported under the compatibility > +mode. -- ~Randy
WARNING: multiple messages have this Message-ID (diff)
From: Randy Dunlap <rdunlap@infradead.org> To: Yu-cheng Yu <yu-cheng.yu@intel.com>, x86@kernel.org, "H. Peter Anvin" <hpa@zytor.com>, Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@redhat.com>, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, linux-mm@kvack.org, linux-arch@vger.kernel.org, linux-api@vger.kernel.org, Arnd Bergmann <arnd@arndb.de>, Andy Lutomirski <luto@amacapital.net>, Balbir Singh <bsingharora@gmail.com>, Cyrill Gorcunov <gorcunov@gmail.com>, Dave Hansen <dave.hansen@linux.intel.com>, Florian Weimer <fweimer@redhat.com>, "H.J. Lu" <hjl.tools@gmail.com>, Jann Horn <jannh@google.com>, Jonathan Corbet <corbet@lwn.net>, Kees Cook <keescook@chromiun.org>, Mike Kravetz <mike.kravetz@oracle.com>, Nadav Amit <nadav.amit@gmail.com>, Oleg Nesterov <oleg@redhat.com>, Pavel Subject: Re: [RFC PATCH v3 05/24] Documentation/x86: Add CET description Date: Sun, 2 Sep 2018 19:56:55 -0700 [thread overview] Message-ID: <709e5e6c-dab1-7a20-9641-b36a0867c006@infradead.org> (raw) In-Reply-To: <20180830143904.3168-6-yu-cheng.yu@intel.com> Hi, One spello: On 08/30/2018 07:38 AM, Yu-cheng Yu wrote: > diff --git a/Documentation/x86/intel_cet.rst b/Documentation/x86/intel_cet.rst > new file mode 100644 > index 000000000000..337baa1f6980 > --- /dev/null > +++ b/Documentation/x86/intel_cet.rst > @@ -0,0 +1,252 @@ > +========================================= > +Control Flow Enforcement Technology (CET) > +========================================= > + > +[1] Overview > +============ > + > +Control Flow Enforcement Technology (CET) provides protection against > +return/jump-oriented programing (ROP) attacks. It can be implemented programming > +to protect both the kernel and applications. In the first phase, > +only the user-mode protection is implemented for the 64-bit kernel. > +Thirty-two bit applications are supported under the compatibility > +mode. -- ~Randy
next prev parent reply other threads:[~2018-09-03 2:57 UTC|newest] Thread overview: 167+ messages / expand[flat|nested] mbox.gz Atom feed top 2018-08-30 14:38 [RFC PATCH v3 00/24] Control Flow Enforcement: Shadow Stack Yu-cheng Yu 2018-08-30 14:38 ` Yu-cheng Yu 2018-08-30 14:38 ` [RFC PATCH v3 01/24] x86/cpufeatures: Add CPUIDs for Control-flow Enforcement Technology (CET) Yu-cheng Yu 2018-08-30 14:38 ` Yu-cheng Yu 2018-08-30 14:38 ` [RFC PATCH v3 02/24] x86/fpu/xstate: Change some names to separate XSAVES system and user states Yu-cheng Yu 2018-08-30 14:38 ` Yu-cheng Yu 2018-08-30 14:38 ` [RFC PATCH v3 03/24] x86/fpu/xstate: Enable XSAVES system states Yu-cheng Yu 2018-08-30 14:38 ` Yu-cheng Yu 2018-08-30 14:38 ` [RFC PATCH v3 04/24] x86/fpu/xstate: Add XSAVES system states for shadow stack Yu-cheng Yu 2018-08-30 14:38 ` Yu-cheng Yu 2018-08-30 14:38 ` [RFC PATCH v3 05/24] Documentation/x86: Add CET description Yu-cheng Yu 2018-08-30 14:38 ` Yu-cheng Yu 2018-08-30 20:39 ` Pavel Machek 2018-08-30 20:39 ` Pavel Machek 2018-08-30 22:49 ` Yu-cheng Yu 2018-08-30 22:49 ` Yu-cheng Yu 2018-08-30 22:49 ` Yu-cheng Yu 2018-09-14 21:17 ` Yu-cheng Yu 2018-09-14 21:17 ` Yu-cheng Yu 2018-09-14 21:17 ` Yu-cheng Yu 2018-09-03 2:56 ` Randy Dunlap [this message] 2018-09-03 2:56 ` Randy Dunlap 2018-08-30 14:38 ` [RFC PATCH v3 06/24] x86/cet: Control protection exception handler Yu-cheng Yu 2018-08-30 14:38 ` Yu-cheng Yu 2018-08-31 15:01 ` Jann Horn 2018-08-31 15:01 ` Jann Horn 2018-08-31 16:20 ` Yu-cheng Yu 2018-08-31 16:20 ` Yu-cheng Yu 2018-08-31 16:20 ` Yu-cheng Yu 2018-08-30 14:38 ` [RFC PATCH v3 07/24] x86/cet/shstk: Add Kconfig option for user-mode shadow stack Yu-cheng Yu 2018-08-30 14:38 ` Yu-cheng Yu 2018-08-30 14:38 ` [RFC PATCH v3 08/24] mm: Introduce VM_SHSTK for shadow stack memory Yu-cheng Yu 2018-08-30 14:38 ` Yu-cheng Yu 2018-08-30 14:38 ` [RFC PATCH v3 09/24] x86/mm: Change _PAGE_DIRTY to _PAGE_DIRTY_HW Yu-cheng Yu 2018-08-30 14:38 ` Yu-cheng Yu 2018-08-30 14:38 ` [RFC PATCH v3 10/24] x86/mm: Introduce _PAGE_DIRTY_SW Yu-cheng Yu 2018-08-30 14:38 ` Yu-cheng Yu 2018-08-30 14:38 ` [RFC PATCH v3 11/24] drm/i915/gvt: Update _PAGE_DIRTY to _PAGE_DIRTY_BITS Yu-cheng Yu 2018-08-30 14:38 ` Yu-cheng Yu 2018-08-30 14:38 ` [RFC PATCH v3 12/24] x86/mm: Modify ptep_set_wrprotect and pmdp_set_wrprotect for _PAGE_DIRTY_SW Yu-cheng Yu 2018-08-30 14:38 ` Yu-cheng Yu 2018-08-30 15:49 ` Jann Horn 2018-08-30 15:49 ` Jann Horn 2018-08-30 16:02 ` Yu-cheng Yu 2018-08-30 16:02 ` Yu-cheng Yu 2018-08-30 16:02 ` Yu-cheng Yu 2018-08-30 16:08 ` Dave Hansen 2018-08-30 16:08 ` Dave Hansen 2018-08-30 16:23 ` Jann Horn 2018-08-30 16:23 ` Jann Horn 2018-08-30 17:19 ` Dave Hansen 2018-08-30 17:19 ` Dave Hansen 2018-08-30 17:26 ` Yu-cheng Yu 2018-08-30 17:26 ` Yu-cheng Yu 2018-08-30 17:26 ` Yu-cheng Yu 2018-08-30 17:33 ` Dave Hansen 2018-08-30 17:33 ` Dave Hansen 2018-08-30 17:54 ` Yu-cheng Yu 2018-08-30 17:54 ` Yu-cheng Yu 2018-08-30 17:54 ` Yu-cheng Yu 2018-08-30 17:59 ` Jann Horn 2018-08-30 17:59 ` Jann Horn 2018-08-30 20:21 ` Yu-cheng Yu 2018-08-30 20:21 ` Yu-cheng Yu 2018-08-30 20:21 ` Yu-cheng Yu 2018-08-30 20:44 ` Jann Horn 2018-08-30 20:44 ` Jann Horn 2018-08-30 20:52 ` Yu-cheng Yu 2018-08-30 20:52 ` Yu-cheng Yu 2018-08-30 20:52 ` Yu-cheng Yu 2018-08-30 21:01 ` Jann Horn 2018-08-30 21:01 ` Jann Horn 2018-08-30 21:47 ` Jann Horn 2018-08-30 21:47 ` Jann Horn 2018-08-31 9:53 ` Peter Zijlstra 2018-08-31 9:53 ` Peter Zijlstra 2018-08-31 14:33 ` Yu-cheng Yu 2018-08-31 14:33 ` Yu-cheng Yu 2018-08-31 14:33 ` Yu-cheng Yu 2018-08-31 14:47 ` Dave Hansen 2018-08-31 14:47 ` Dave Hansen 2018-08-31 15:48 ` Yu-cheng Yu 2018-08-31 15:48 ` Yu-cheng Yu 2018-08-31 15:48 ` Yu-cheng Yu 2018-08-31 15:58 ` Dave Hansen 2018-08-31 15:58 ` Dave Hansen 2018-08-31 16:29 ` Peter Zijlstra 2018-08-31 16:29 ` Peter Zijlstra 2018-09-14 20:39 ` Yu-cheng Yu 2018-09-14 20:39 ` Yu-cheng Yu 2018-09-14 20:39 ` Yu-cheng Yu 2018-09-14 20:46 ` Dave Hansen 2018-09-14 20:46 ` Dave Hansen 2018-09-14 20:46 ` Dave Hansen 2018-09-14 21:08 ` Yu-cheng Yu 2018-09-14 21:08 ` Yu-cheng Yu 2018-09-14 21:08 ` Yu-cheng Yu 2018-09-14 21:33 ` Dave Hansen 2018-09-14 21:33 ` Dave Hansen 2018-09-14 21:33 ` Dave Hansen 2018-08-31 1:23 ` Andy Lutomirski 2018-08-31 1:23 ` Andy Lutomirski 2018-08-30 17:34 ` Andy Lutomirski 2018-08-30 17:34 ` Andy Lutomirski 2018-08-30 18:55 ` Dave Hansen 2018-08-30 18:55 ` Dave Hansen 2018-08-31 17:46 ` Andy Lutomirski 2018-08-31 17:46 ` Andy Lutomirski 2018-08-31 17:52 ` Dave Hansen 2018-08-31 17:52 ` Dave Hansen 2018-08-31 17:52 ` Dave Hansen 2018-08-30 19:59 ` Randy Dunlap 2018-08-30 19:59 ` Randy Dunlap 2018-08-30 20:23 ` Yu-cheng Yu 2018-08-30 20:23 ` Yu-cheng Yu 2018-08-30 20:23 ` Yu-cheng Yu 2018-08-31 16:29 ` Dave Hansen 2018-08-31 16:29 ` Dave Hansen 2018-08-30 14:38 ` [RFC PATCH v3 13/24] x86/mm: Shadow stack page fault error checking Yu-cheng Yu 2018-08-30 14:38 ` Yu-cheng Yu 2018-08-30 14:38 ` [RFC PATCH v3 14/24] mm: Handle shadow stack page fault Yu-cheng Yu 2018-08-30 14:38 ` Yu-cheng Yu 2018-08-30 14:38 ` [RFC PATCH v3 15/24] mm: Handle THP/HugeTLB " Yu-cheng Yu 2018-08-30 14:38 ` Yu-cheng Yu 2018-08-30 14:38 ` [RFC PATCH v3 16/24] mm: Update can_follow_write_pte/pmd for shadow stack Yu-cheng Yu 2018-08-30 14:38 ` Yu-cheng Yu 2018-08-30 14:38 ` [RFC PATCH v3 17/24] mm: Introduce do_mmap_locked() Yu-cheng Yu 2018-08-30 14:38 ` Yu-cheng Yu 2018-08-30 14:38 ` [RFC PATCH v3 18/24] x86/cet/shstk: User-mode shadow stack support Yu-cheng Yu 2018-08-30 14:38 ` Yu-cheng Yu 2018-08-30 16:10 ` Jann Horn 2018-08-30 16:10 ` Jann Horn 2018-08-30 16:20 ` Yu-cheng Yu 2018-08-30 16:20 ` Yu-cheng Yu 2018-08-30 16:20 ` Yu-cheng Yu 2018-08-30 14:38 ` [RFC PATCH v3 19/24] x86/cet/shstk: Introduce WRUSS instruction Yu-cheng Yu 2018-08-30 14:38 ` Yu-cheng Yu 2018-08-30 15:39 ` Jann Horn 2018-08-30 15:39 ` Jann Horn 2018-08-30 15:55 ` Andy Lutomirski 2018-08-30 15:55 ` Andy Lutomirski 2018-08-30 16:22 ` Yu-cheng Yu 2018-08-30 16:22 ` Yu-cheng Yu 2018-08-30 16:22 ` Yu-cheng Yu 2018-08-31 21:49 ` Yu-cheng Yu 2018-08-31 21:49 ` Yu-cheng Yu 2018-08-31 21:49 ` Yu-cheng Yu 2018-08-31 22:16 ` Andy Lutomirski 2018-08-31 22:16 ` Andy Lutomirski 2018-09-14 20:46 ` Yu-cheng Yu 2018-09-14 20:46 ` Yu-cheng Yu 2018-09-14 20:46 ` Yu-cheng Yu 2018-08-30 14:39 ` [RFC PATCH v3 20/24] x86/cet/shstk: Signal handling for shadow stack Yu-cheng Yu 2018-08-30 14:39 ` Yu-cheng Yu 2018-08-30 14:39 ` [RFC PATCH v3 21/24] x86/cet/shstk: ELF header parsing of Shadow Stack Yu-cheng Yu 2018-08-30 14:39 ` Yu-cheng Yu 2018-08-30 14:39 ` [RFC PATCH v3 22/24] x86/cet/shstk: Handle thread shadow stack Yu-cheng Yu 2018-08-30 14:39 ` Yu-cheng Yu 2018-08-30 14:39 ` [RFC PATCH v3 23/24] x86/cet/shstk: Add arch_prctl functions for Shadow Stack Yu-cheng Yu 2018-08-30 14:39 ` Yu-cheng Yu 2018-08-30 14:39 ` [RFC PATCH v3 24/24] x86/cet/shstk: Add Shadow Stack instructions to opcode map Yu-cheng Yu 2018-08-30 14:39 ` Yu-cheng Yu 2018-09-02 8:13 ` [RFC PATCH v3 00/24] Control Flow Enforcement: Shadow Stack Balbir Singh 2018-09-02 8:13 ` Balbir Singh 2018-09-04 14:47 ` Yu-cheng Yu 2018-09-04 14:47 ` Yu-cheng Yu 2018-09-04 14:47 ` Yu-cheng Yu
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