From nobody Fri Nov 14 19:45:31 2025 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1760101796; cv=none; d=zohomail.com; s=zohoarc; b=W68IgIFNXGi1Xgd6HX3jY5VBjA8SjM+OOPpabaFpbe1o+Q3Kjl0nVdQXCZ/LTVrJrFQDLaLGhdANx6kUAzkZ3ebS2ox6sgrJgWFplQpULyaPf1QgfGJssGMBTtSrXLGODZCMPaI/ouqb8RVyhrImfg7Po+pLWDZMeheDG44TKeM= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1760101796; h=Content-Transfer-Encoding:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To:Cc; bh=Ynx2fDtx9E6pqKZG0s1ynkSbFV8ddwZ/T13r0+dF9Q4=; b=CKI2grqtwnpNkDS1TQDBdTme117fk02faisggSWWjERJcekIeWE5PxW8qV21cidMCqSk27w3gJd5jlYYfFAHSHxfRmRgsRV658gNCBDuMTATuDn3gIvmhGe1g+Dfmyh2DlTMUjimyGfVAT/iHo7uwNcikjpBhRdVq0iXOZIlT4o= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1760101796702454.6486897668775; Fri, 10 Oct 2025 06:09:56 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1v7CrN-0001V4-2t; Fri, 10 Oct 2025 09:08:39 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1v7Cqq-00088y-37 for qemu-devel@nongnu.org; Fri, 10 Oct 2025 09:08:08 -0400 Received: from mail-wm1-x32c.google.com ([2a00:1450:4864:20::32c]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1v7Cpg-000437-MJ for qemu-devel@nongnu.org; Fri, 10 Oct 2025 09:08:02 -0400 Received: by mail-wm1-x32c.google.com with SMTP id 5b1f17b1804b1-46e3a50bc0fso16073305e9.3 for ; Fri, 10 Oct 2025 06:06:49 -0700 (PDT) Received: from orth.archaic.org.uk (orth.archaic.org.uk. [2001:8b0:1d0::2]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-426ce583316sm4221657f8f.20.2025.10.10.06.06.44 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 10 Oct 2025 06:06:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1760101605; x=1760706405; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:to:from:from:to:cc:subject:date:message-id :reply-to; bh=Ynx2fDtx9E6pqKZG0s1ynkSbFV8ddwZ/T13r0+dF9Q4=; b=PuviHQeXYWY05SK/YUUwmi0I3eOuKikXT/BW1f5bLIM9s+Q197Oa1gqANjW9IsNG5s SRe+/kWQo1Z8KZgAT+VNioKTHuaD4A8PAyu8AxhFiPWLhR5tOUe9HetZ/9BguToflfjj bl9VP0IADDtGAH7Lkor41ro7st4v6zLCvDWayoftUDfPZGDwuu/o4nPponoqH7S5/oS1 hM+ZDa+dRThfkTfgj8Udn43nOU/rVw2W70uYT/RPzTrATnkc6LXGHsJWAiYjwkqXB5N7 PVLgTUDd+81aEslvLHc+wcNXvSvkxePu6w+3nBuqkeRWn6VPjVdzLdWZR9u5DC8pVxMl KwFA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1760101605; x=1760706405; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=Ynx2fDtx9E6pqKZG0s1ynkSbFV8ddwZ/T13r0+dF9Q4=; b=v1Kyz/lxo17XD7ED4BPQO55edxSey/AA5mh+o5nHVAFZNn2WY96jYoJaeloKiJFm5U ATXbVubzRdZzPjjIH/a6Mb0NTFLClL+jkeD3IImKxJMJLaUry6wC1fTmv73d6Yf3CPnw 4j7pOOP0ee00kn8Dn+xuQVn4MLRwGd5oCoEUVMuee56NhmbjNKOkk+iQLGkv38p9Ul8Z 1lbm9bK+0NZOVX035iZe/q5G1D00ph5pv8+1/MFhOISS5fQSm/dmkdXPlllNhhe7g2Al 8JycgTdeaIUY3hmJthvQ1s1CdY8/apC0C+ev6pOLM07ORf+c9Gg51dVpzvQHNwCsxwHB tWgQ== X-Gm-Message-State: AOJu0YylcW4m454Do7eMTAZ2EtM24LliGcskh1jeqrUk3L1t3NrMdQkh wtmJGo4gGqLg/YUbSkNLyaqYs2Ra8uZBuEAjkWBwHfJ95i3RrVAW6b4CLIXuCLsyoNXWXntLJly 9mkBG X-Gm-Gg: ASbGncvTx6QAFaUz8V3i9Dn/cYkO1wJyT4qyupp7ktmgj9PVoanbvjRCZxbNxmxs6U2 gGvRndxEI+tL06x6ehaUtYRw09TDCNdswxxUUefQQ6X9rCMDug0sg4nqHbrIBaIG83KGEO6ANZZ RgrsC3FoCnITphQLIaXjTOWuOWDuY4o7tczad+Rq+3yb8abX68fFXKAB0jghdhvBHEmPCj99Dau WnwBkhpJ0Nakf+VnPpEg2SU7YTsj/lxUrNQEeFZLpOP2EL7tkpgpY8cu+d0ElpSs28F0i0nJ7+F 98pW5z5d+Jec7NzUcNTn3MtvtunyOF2jBDjjjGQn9iJeVKiMQzaZShAEia19qx90pVwiCuLW5OD /KQvvZ8BIM4Vb/7+2QtJoJNyNSSvbV1iAvtVfG4Iia4wrdqRCiHT2opFR2nZeSQ== X-Google-Smtp-Source: AGHT+IEKI94yAZIO4W7RoBpW12x4Qw1pD/w4XQbw3IG944Ho7vky0HIGmjb9vz/N3Dxm7xbtobPePw== X-Received: by 2002:a05:600c:a43:b0:46f:b32e:5094 with SMTP id 5b1f17b1804b1-46fb32e50fcmr46660415e9.32.1760101604983; Fri, 10 Oct 2025 06:06:44 -0700 (PDT) From: Peter Maydell To: qemu-devel@nongnu.org Subject: [PULL 68/76] linux-user/aarch64: Inject SIGSEGV for GCS faults Date: Fri, 10 Oct 2025 14:05:19 +0100 Message-ID: <20251010130527.3921602-69-peter.maydell@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20251010130527.3921602-1-peter.maydell@linaro.org> References: <20251010130527.3921602-1-peter.maydell@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2a00:1450:4864:20::32c; envelope-from=peter.maydell@linaro.org; helo=mail-wm1-x32c.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1760101798938158500 Content-Type: text/plain; charset="utf-8" From: Richard Henderson Reviewed-by: Pierrick Bouvier Signed-off-by: Richard Henderson Message-id: 20251008215613.300150-69-richard.henderson@linaro.org Signed-off-by: Peter Maydell --- linux-user/aarch64/target_signal.h | 1 + linux-user/aarch64/cpu_loop.c | 5 +++++ 2 files changed, 6 insertions(+) diff --git a/linux-user/aarch64/target_signal.h b/linux-user/aarch64/target= _signal.h index 6f66a50bfd2..e509ac10327 100644 --- a/linux-user/aarch64/target_signal.h +++ b/linux-user/aarch64/target_signal.h @@ -7,6 +7,7 @@ =20 #define TARGET_SEGV_MTEAERR 8 /* Asynchronous ARM MTE error */ #define TARGET_SEGV_MTESERR 9 /* Synchronous ARM MTE exception */ +#define TARGET_SEGV_CPERR 10 /* Control protection fault */ =20 #define TARGET_ARCH_HAS_SETUP_FRAME #define TARGET_ARCH_HAS_SIGTRAMP_PAGE 1 diff --git a/linux-user/aarch64/cpu_loop.c b/linux-user/aarch64/cpu_loop.c index 50a4c99535d..7f66a879ea9 100644 --- a/linux-user/aarch64/cpu_loop.c +++ b/linux-user/aarch64/cpu_loop.c @@ -89,6 +89,11 @@ static void signal_for_exception(CPUARMState *env, vaddr= addr) si_code =3D TARGET_ILL_ILLOPN; break; =20 + case EC_GCS: + si_signo =3D TARGET_SIGSEGV; + si_code =3D TARGET_SEGV_CPERR; + break; + case EC_MOP: /* * FIXME: The kernel fixes up wrong-option exceptions. --=20 2.43.0