From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from simark.ca by simark.ca with LMTP id eNxNK3deUWjY9BEAWB0awg (envelope-from ) for ; Tue, 17 Jun 2025 08:24:23 -0400 Authentication-Results: simark.ca; dkim=pass (2048-bit key; unprotected) header.d=gnu.org header.i=@gnu.org header.a=rsa-sha256 header.s=fencepost-gnu-org header.b=E9VOgbeI; dkim-atps=neutral Received: by simark.ca (Postfix, from userid 112) id ACA0B1E11C; Tue, 17 Jun 2025 08:24:23 -0400 (EDT) X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-25) on simark.ca X-Spam-Level: X-Spam-Status: No, score=-10.1 required=5.0 tests=ARC_SIGNED,ARC_VALID, BAYES_00,DKIMWL_WL_HIGH,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU, MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,RCVD_IN_VALIDITY_CERTIFIED, RCVD_IN_VALIDITY_RPBL,RCVD_IN_VALIDITY_SAFE autolearn=ham autolearn_force=no version=4.0.1 Received: from server2.sourceware.org (server2.sourceware.org [8.43.85.97]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by simark.ca (Postfix) with ESMTPS id 4D8A81E089 for ; Tue, 17 Jun 2025 08:24:23 -0400 (EDT) Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id F28643AA75C6 for ; Tue, 17 Jun 2025 12:24:22 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org F28643AA75C6 Authentication-Results: sourceware.org; dkim=pass (2048-bit key, unprotected) header.d=gnu.org header.i=@gnu.org header.a=rsa-sha256 header.s=fencepost-gnu-org header.b=E9VOgbeI Received: from eggs.gnu.org (eggs.gnu.org [IPv6:2001:470:142:3::10]) by sourceware.org (Postfix) with ESMTPS id C18853A5129A for ; Tue, 17 Jun 2025 12:21:47 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org C18853A5129A Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=gnu.org Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=gnu.org ARC-Filter: OpenARC Filter v1.0.0 sourceware.org C18853A5129A Authentication-Results: server2.sourceware.org; arc=none smtp.remote-ip=2001:470:142:3::10 ARC-Seal: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1750162907; cv=none; b=FK/0mcHcdOSn9fDpYHGPuErN6E5BXdFprodBVzWEGySKM8yR5ZJ/PcbYEuby8l278ykDNe//0PFGXjqFyT5s/M2MhVYx7CwJVYuPYken9LA/uOnfMleApu2Do1TF13VinATxF5FPbQLKqidU6FwGFinifoT3GDmxjSC8PYz9Fbw= ARC-Message-Signature: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1750162907; c=relaxed/simple; bh=z4oWHb29Yg/A7/tYEHFGR4N0EyRTwWgZ2zWiTeF7Bfs=; h=DKIM-Signature:Date:Message-Id:From:To:Subject; b=S4ZH0mUkeQAz6/pWFKtFvupr3p+GCzSmPXw+NZkkf2pzBU5Zo0NsKD00frTggZ1YO7Jbs7YOmWAEGHb0aCu9/glSWsamI7pkg9aa76S6lXaCUOKUgsUnNDYWO76artfpTOepVc+Arl9dmhYKseEbXj3haT//6p76zlAFO2GlfkE= ARC-Authentication-Results: i=1; server2.sourceware.org DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org C18853A5129A Received: from fencepost.gnu.org ([2001:470:142:3::e]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1uRVJx-00012N-M4; Tue, 17 Jun 2025 08:21:45 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnu.org; s=fencepost-gnu-org; h=References:Subject:In-Reply-To:To:From:Date: mime-version; bh=DCpi53UULfhkKaWVdNClVoUknWe3eThktewQiR4tdqA=; b=E9VOgbeI4v4M ry2d6PGfaUverKfa74jjMk82dr4akAgeKQjZZW3Rm+ot1P1fb2D7XYbCOxOicawKtsnvlxj2dSCuX 1na+iuwl1/VqWfi1t2OOmpkUZ0GsLvx01XaQz4GTifL9YpAOg6PSoa/Dwn3Hi6QO8H+c7s9azKeVk G4d4O3jIx2VezRGHZnzNtpvELGjF9jx/y/O4AbuXPhwE6RN9xQ3/YaTZ6k79pp2KI5MYmzHdgXOsf i1F80tltZ1UleVL9ilaa1qn8YWv/e5YBzsU0F/CFdxTHA+jFPEmx3R2hmAQat+rS0vVwN9ZqsPnm7 mVPtd4RI0kQu1LsU2XlQOg==; Date: Tue, 17 Jun 2025 15:21:42 +0300 Message-Id: <8634byo8x5.fsf@gnu.org> From: Eli Zaretskii To: Christina Schimpe Cc: gdb-patches@sourceware.org, thiago.bauermann@linaro.org In-Reply-To: <20250617121147.1956686-10-christina.schimpe@intel.com> (message from Christina Schimpe on Tue, 17 Jun 2025 12:11:45 +0000) Subject: Re: [PATCH v4 09/11] gdb: Implement amd64 linux shadow stack support for inferior calls. References: <20250617121147.1956686-1-christina.schimpe@intel.com> <20250617121147.1956686-10-christina.schimpe@intel.com> X-BeenThere: gdb-patches@sourceware.org X-Mailman-Version: 2.1.30 Precedence: list List-Id: Gdb-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: gdb-patches-bounces~public-inbox=simark.ca@sourceware.org > From: Christina Schimpe > Cc: thiago.bauermann@linaro.org, > eliz@gnu.org > Date: Tue, 17 Jun 2025 12:11:45 +0000 > > This patch enables inferior calls to support Intel's Control-Flow > Enforcement Technology (CET), which provides the shadow stack feature > for the x86 architecture. > Following the restriction of the linux kernel, enable inferior calls > for amd64 only. > > Reviewed-by: Thiago Jung Bauermann > Reviewed-By: Eli Zaretskii > --- > gdb/amd64-linux-tdep.c | 64 +++++++++++++++++++ > gdb/doc/gdb.texinfo | 29 +++++++++ > .../gdb.arch/amd64-shadow-stack-cmds.exp | 55 +++++++++++++++- > 3 files changed, 147 insertions(+), 1 deletion(-) Thanks, the documentation part is okay. Reviewed-By: Eli Zaretskii