From: Kees Cook <kees@kernel.org>
To: Peter Zijlstra <peterz@infradead.org>
Cc: x86@kernel.org, linux-kernel@vger.kernel.org,
alyssa.milburn@intel.com, scott.d.constable@intel.com,
joao@overdrivepizza.com, andrew.cooper3@citrix.com,
jpoimboe@kernel.org, jose.marchesi@oracle.com,
hjl.tools@gmail.com, ndesaulniers@google.com,
samitolvanen@google.com, nathan@kernel.org, ojeda@kernel.org,
alexei.starovoitov@gmail.com, mhiramat@kernel.org, jmill@asu.edu
Subject: Re: [PATCH v4 03/10] x86/traps: Decode 0xEA #UD
Date: Mon, 24 Feb 2025 10:58:22 -0800 [thread overview]
Message-ID: <202502241058.13C1403@keescook> (raw)
In-Reply-To: <20250224124200.166774696@infradead.org>
On Mon, Feb 24, 2025 at 01:37:06PM +0100, Peter Zijlstra wrote:
> FineIBT will start using 0xEA as #UD
>
> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Yup, looks good.
Reviewed-by: Kees Cook <kees@kernel.org>
--
Kees Cook
next prev parent reply other threads:[~2025-02-24 18:58 UTC|newest]
Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-02-24 12:37 [PATCH v4 00/10] x86/ibt: FineIBT-BHI Peter Zijlstra
2025-02-24 12:37 ` [PATCH v4 01/10] x86/cfi: Add warn option Peter Zijlstra
2025-02-24 18:57 ` Kees Cook
2025-02-26 10:54 ` [tip: x86/core] " tip-bot2 for Peter Zijlstra
2025-02-26 12:04 ` [tip: x86/core] x86/cfi: Add 'cfi=warn' boot option tip-bot2 for Peter Zijlstra
2025-02-24 12:37 ` [PATCH v4 02/10] x86/ibt: Add exact_endbr() helper Peter Zijlstra
2025-02-26 10:54 ` [tip: x86/core] " tip-bot2 for Peter Zijlstra
2025-02-26 12:04 ` tip-bot2 for Peter Zijlstra
2025-02-24 12:37 ` [PATCH v4 03/10] x86/traps: Decode 0xEA #UD Peter Zijlstra
2025-02-24 18:58 ` Kees Cook [this message]
2025-02-26 10:54 ` [tip: x86/core] " tip-bot2 for Peter Zijlstra
2025-02-26 12:04 ` [tip: x86/core] x86/traps: Decode 0xEA instructions as #UD tip-bot2 for Peter Zijlstra
2025-02-24 12:37 ` [PATCH v4 04/10] x86/traps: Allow custom fixups in handle_bug() Peter Zijlstra
2025-02-24 18:59 ` Kees Cook
2025-02-25 8:54 ` Peter Zijlstra
2025-02-26 10:54 ` [tip: x86/core] " tip-bot2 for Peter Zijlstra
2025-02-26 12:04 ` tip-bot2 for Peter Zijlstra
2025-02-24 12:37 ` [PATCH v4 05/10] x86/ibt: Optimize FineIBT sequence Peter Zijlstra
2025-02-26 10:54 ` [tip: x86/core] " tip-bot2 for Peter Zijlstra
2025-02-26 12:04 ` [tip: x86/core] x86/ibt: Optimize the FineIBT instruction sequence tip-bot2 for Peter Zijlstra
2025-02-24 12:37 ` [PATCH v4 06/10] x86/traps: Decode LOCK Jcc.d8 #UD Peter Zijlstra
2025-02-24 21:46 ` David Laight
2025-02-25 18:33 ` Kees Cook
2025-02-26 10:54 ` [tip: x86/core] " tip-bot2 for Peter Zijlstra
2025-02-26 12:04 ` [tip: x86/core] x86/traps: Decode LOCK Jcc.d8 as #UD tip-bot2 for Peter Zijlstra
2025-02-24 12:37 ` [PATCH v4 07/10] x86/ibt: Add paranoid FineIBT mode Peter Zijlstra
2025-02-24 19:00 ` Kees Cook
2025-02-26 10:54 ` [tip: x86/core] " tip-bot2 for Peter Zijlstra
2025-02-26 12:04 ` tip-bot2 for Peter Zijlstra
2025-02-24 12:37 ` [PATCH v4 08/10] x86: BHI stubs Peter Zijlstra
2025-02-24 19:01 ` Kees Cook
2025-02-25 8:52 ` Peter Zijlstra
2025-02-25 18:31 ` Kees Cook
2025-02-26 10:54 ` [tip: x86/core] " tip-bot2 for Peter Zijlstra
2025-02-26 12:04 ` [tip: x86/core] x86/bhi: Add " tip-bot2 for Peter Zijlstra
2025-02-26 12:54 ` tip-bot2 for Peter Zijlstra
2025-02-24 12:37 ` [PATCH v4 09/10] x86/ibt: Implement FineIBT-BHI mitigation Peter Zijlstra
2025-02-25 9:12 ` Peter Zijlstra
2025-02-26 0:04 ` Constable, Scott D
2025-02-26 10:54 ` [tip: x86/core] " tip-bot2 for Peter Zijlstra
2025-02-26 12:04 ` tip-bot2 for Peter Zijlstra
2025-02-26 12:54 ` tip-bot2 for Peter Zijlstra
2025-02-26 19:53 ` Peter Zijlstra
2025-03-10 8:55 ` Peter Zijlstra
2025-03-10 16:00 ` Miguel Ojeda
2025-03-10 16:02 ` Peter Zijlstra
2025-03-11 19:09 ` Ramon de C Valle
2025-03-11 19:41 ` Miguel Ojeda
2025-03-11 20:23 ` Ramon de C Valle
2025-03-12 9:16 ` Peter Zijlstra
2025-03-12 11:36 ` Miguel Ojeda
2025-03-19 0:04 ` Nathan Chancellor
2025-02-24 12:37 ` [PATCH v4 10/10] x86/ibt: Optimize fineibt-bhi arity 1 case Peter Zijlstra
2025-02-26 10:54 ` [tip: x86/core] " tip-bot2 for Peter Zijlstra
2025-02-26 12:04 ` [tip: x86/core] x86/ibt: Optimize the " tip-bot2 for Peter Zijlstra
2025-02-26 12:54 ` tip-bot2 for Peter Zijlstra
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