From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pl1-f171.google.com (mail-pl1-f171.google.com [209.85.214.171]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B8611144D35 for ; Thu, 18 Jul 2024 23:03:45 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.171 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721343828; cv=none; b=Nr51QPeTHHHtsYZmrd/BCUssVyxkKuUTT2z0DRdxEL1olT+nCwnhraBAL0DH/9JEDtLjSKtYBSscIkgLOezsunCFX1BNB0k5znCh/6q0gcLmqRBg3T/50keXkzINQfyWKxYkYPt1qvQE4HQF6KYdlKFLArPcP8YALg/YtcFS+g4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721343828; c=relaxed/simple; bh=ZlxohWJiVwAqoT9g5IouKqA+eC9Q/GshbQdY1r9is2Q=; h=From:To:Cc:Subject:In-Reply-To:References:Date:Message-ID: MIME-Version:Content-Type; b=ofxU+28ud704jjFehsuC2aQw9m/BJfCvaAiOlV1yOVHi23lnJaHLBYL2eeF5LtbSSanb8fDbIR/aMc7rOwvXbgnQL2XBpJ0peSBvtgj3UmAmTp/TV56g2sIjM/UzymxRBheePSdzy2mI/Y6B0V6r6qYxnizqAku4j7KGUTKXYnU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org; spf=pass smtp.mailfrom=linaro.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b=oIL7nUib; arc=none smtp.client-ip=209.85.214.171 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linaro.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="oIL7nUib" Received: by mail-pl1-f171.google.com with SMTP id d9443c01a7336-1fa9ecfb321so11714785ad.0 for ; Thu, 18 Jul 2024 16:03:45 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1721343825; x=1721948625; darn=lists.linux.dev; h=mime-version:message-id:date:references:in-reply-to:subject:cc:to :from:from:to:cc:subject:date:message-id:reply-to; bh=pz/gqH3g6k+Tlg5PlSG754DQsZEyo/RAObvbOwwmn1M=; b=oIL7nUibxlBgriyDbY4y6LJU5fr4zPwRlgVAUhBw2UdGC7mnc/C5CqY16tLVFphTdn ouLDLLxPS7Sd3QYWmj/aeOd9F6fikCWz2LdSQquh57v3+x6V7GIwrecvy0DPWF6tnP5j jK1nva+pJ9ZZ43QELEUEtBnkx7vg+9DifEeW5q4qQzzaS7c3yrSxKeAhchSfSkdthLeS hEUe/zNvf0xcvR5i857dLgN3psm71n9p6TP+jivoRk8aUyPmFDD6npdo4f/DdVh5tqjZ R773UM7IcfbjDmK3H89GBJKLI0djE/ABwfjZT8CuWBkQsDW4zKLBO6N14FZa4usPwUyw TIUQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1721343825; x=1721948625; h=mime-version:message-id:date:references:in-reply-to:subject:cc:to :from:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=pz/gqH3g6k+Tlg5PlSG754DQsZEyo/RAObvbOwwmn1M=; b=H+YJTo2gPt3jvjhLT6q/AyAybwD7NsouceZ7ZIOyjIL6SVY0UPYgDNbbvEQBN80vRD qzdaxREDkRQlIOk9W8IBL3ndcrJn1uwkoMmh9Aa5Mn9GvUX09/RIT4ltBKpnmH6lPJ+j /dTLyQ0Z8JPgqlIejggfLDRbLY4Xh6BDBmAQgI+l+h9qnOFk08Wx+AgYu7WKzPT4ScYh OOEE/X9aUqwhLHVbVjwLPXPCRFouazcz4r95cH/TWHF906Z+HGgYZq9rt3tGR3A09AR1 PciBuiNjoDtWpDojJ+KW9VNjeibPewtIXUsyq90Vrw4Ax+nNQA1IPG8fEJEyML3JY6pI kxHQ== X-Forwarded-Encrypted: i=1; AJvYcCU/i2qQkN4TorRgnme5BthzlUypfAZlvW6o/w/d+aKEKdNcDpSDxMH5TrnqGyCa+MRflrK3bT9S5Wx0KY3qaeFSsR7XqeNJ X-Gm-Message-State: AOJu0YxoXngmPiPlu+p6EYCCabih0XZFn7VF/f570W8uWC6BrCORbMRw Oqj8+4kqNQYxhwfE9EiswibJRQMbbcmmC6RkEMBGmtscWveLnyIST2pGMi0M6ZQ= X-Google-Smtp-Source: AGHT+IF1+3P0pRgwkXsR0FAWIIytKywrIML3Fqxwpp1fn6IdRgXx4TsuO6HiuiBf9bLph6vSY6g+qA== X-Received: by 2002:a17:902:d48d:b0:1fb:24ea:fe02 with SMTP id d9443c01a7336-1fc4e16ab7emr52140735ad.18.1721343825147; Thu, 18 Jul 2024 16:03:45 -0700 (PDT) Received: from localhost ([2804:14d:7e39:8470:15c8:3512:f33c:2f80]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-1fd64b8693asm1105435ad.72.2024.07.18.16.03.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 18 Jul 2024 16:03:44 -0700 (PDT) From: Thiago Jung Bauermann To: Mark Brown Cc: Catalin Marinas , Will Deacon , Jonathan Corbet , Andrew Morton , Marc Zyngier , Oliver Upton , James Morse , Suzuki K Poulose , Arnd Bergmann , Oleg Nesterov , Eric Biederman , Shuah Khan , "Rick P. Edgecombe" , Deepak Gupta , Ard Biesheuvel , Szabolcs Nagy , Kees Cook , "H.J. Lu" , Paul Walmsley , Palmer Dabbelt , Albert Ou , Florian Weimer , Christian Brauner , Ross Burton , linux-arm-kernel@lists.infradead.org, linux-doc@vger.kernel.org, kvmarm@lists.linux.dev, linux-fsdevel@vger.kernel.org, linux-arch@vger.kernel.org, linux-mm@kvack.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org Subject: Re: [PATCH v9 37/39] kselftest/arm64: Add GCS signal tests In-Reply-To: <20240625-arm64-gcs-v9-37-0f634469b8f0@kernel.org> (Mark Brown's message of "Tue, 25 Jun 2024 15:58:05 +0100") References: <20240625-arm64-gcs-v9-0-0f634469b8f0@kernel.org> <20240625-arm64-gcs-v9-37-0f634469b8f0@kernel.org> Date: Thu, 18 Jul 2024 20:03:41 -0300 Message-ID: <87a5iexpyq.fsf@linaro.org> Precedence: bulk X-Mailing-List: kvmarm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain Mark Brown writes: > Do some testing of the signal handling for GCS, checking that a GCS > frame has the expected information in it and that the expected signals > are delivered with invalid operations. > > Reviewed-by: Thiago Jung Bauermann > Signed-off-by: Mark Brown > --- > tools/testing/selftests/arm64/signal/.gitignore | 1 + > .../selftests/arm64/signal/test_signals_utils.h | 10 +++ > .../arm64/signal/testcases/gcs_exception_fault.c | 62 +++++++++++++++ > .../selftests/arm64/signal/testcases/gcs_frame.c | 88 ++++++++++++++++++++++ > .../arm64/signal/testcases/gcs_write_fault.c | 67 ++++++++++++++++ > 5 files changed, 228 insertions(+) The gcs_write_fault test fails for me, even without THP: $ sudo ./run_kselftest.sh -t arm64:gcs_write_fault TAP version 13 1..1 # timeout set to 45 # selftests: arm64: gcs_write_fault # # GCS write fault :: Normal writes to a GCS segfault # Registered handlers for all signals. # Detected MINSTKSIGSZ:4720 # Required Features: [ GCS ] supported # Incompatible Features: [] absent # Testcase initialized. # Read value 0x0 # SIG_OK -- SP:0xFFFFCF1292D0 si_addr@:0xffffba645000 si_code:10 token@:(nil) offset:-281473808879616 # si_code != SEGV_ACCERR...test is probably broken! # -- RX UNEXPECTED SIGNAL: 6 code -6 address 0xf76 # ==>> completed. FAIL(0) not ok 1 selftests: arm64: gcs_write_fault # exit=1 It also generates an "INVALID GCS" line in dmesg. -- Thiago From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 47349C3DA49 for ; Thu, 18 Jul 2024 23:04:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:References :In-Reply-To:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=DwNsYqdNrbIoih+RakfdM5euzocV1655QRTCkXOuq3E=; b=N++NdefInapF8m BdrQkEl9JXiH7xG48hIV4UXrhx6NaEes8f0EDfGgEBxyyT7ZkczrT2V2KyUfKpTviQwDPvcLP2lKV RIJsy9tmxGM+ZgUlSON1n37JAiHSQ/obGOX1YJrLclTVG1PJAlxEv09IaGb2AqVijGwkge0SteDmK pkqkrHCAHzI5xlg6RKF5atTLAeyvPZfaB/+XVM25JtBr7JQ03reQWN0Z+1ZHh4nftTHKSr/+EOwXY sOUyI2hhhgokVqonzDPGuW7C3G5MceJjD30pOedV5e8fN97NRZiBNzi57uV+hwT36fO0XUY0MFhge RfSrwB1PTt4TqNsO3Zzw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sUaAT-00000000vV2-2E83; Thu, 18 Jul 2024 23:04:09 +0000 Received: from mail-pl1-x630.google.com ([2607:f8b0:4864:20::630]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sUaA6-00000000vMO-12Vm for linux-riscv@lists.infradead.org; Thu, 18 Jul 2024 23:03:48 +0000 Received: by mail-pl1-x630.google.com with SMTP id d9443c01a7336-1fc424901dbso13279215ad.1 for ; Thu, 18 Jul 2024 16:03:45 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1721343825; x=1721948625; darn=lists.infradead.org; h=mime-version:message-id:date:references:in-reply-to:subject:cc:to :from:from:to:cc:subject:date:message-id:reply-to; bh=pz/gqH3g6k+Tlg5PlSG754DQsZEyo/RAObvbOwwmn1M=; b=g8NiuGYM97OSdbA4uMbKDeVzvi01AkZmuIh2yD6Cm8oZtr1Rgnu0Je/DynPv5WyiZo cQHLKSOhloGLhUjfw4aSHSOAZ0flfOlBHZRpTW3MSfWulu8dX2AZ7+WtYxU5rYIC0bk1 Dcn5uvFpdju184Kw/AepApmF4eH3sDzpDoDj0dJ7vgrb+gq8hjILHLXFwTrh0FQP8atu hO91Rae5wBFK0vTBzDSJf6RHG4lK2AOrwdR3xpLIPRlpQjsCds9L3R2v1lPf/jSA5qLj DjlmfQBrlwaaEnZkU5M0nqdLCr+X0g+ZryCMAlniBfV530NExnMpW9m3cId5bXJ5XtG5 i3BA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1721343825; x=1721948625; h=mime-version:message-id:date:references:in-reply-to:subject:cc:to :from:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=pz/gqH3g6k+Tlg5PlSG754DQsZEyo/RAObvbOwwmn1M=; b=MATh5ooFZtvJR0u5uplHJ1ul5xQXZRLW/Txv+Sry32AR4h44OWNogaQpWDUgRds+Q0 qWIm1HZDfmD8ap5YF3wO27+GI30cB87IsWanpvXTwSw0N5ytzc5wTfKIp951dOtRaD3B V3YVgyPE78/fR5v4Vi+l45Gj/Rgpiqumg3J27cY7SPdQUni74NkuZ1xdqpJbbGs9ufia CS5mQCnmbHuW0xpdd12VnnU06to0aKr0pSYbyCKgrVn7IcfK4IEgh7azhKOtZIatPkMw QryJ3+NmeqF4ck2s3+RbsSRzG4sDkmf1DMdHqfYtXTXAaYyADHbabbJdZXC6rdn27qYW hBMQ== X-Forwarded-Encrypted: i=1; AJvYcCXiS5C2bt4PRBRKho6fO5YRIcSdXd3Sys/9kh2BeYTP1HB5H9kl7GIXMQvqG3VXATFi1o6qUIGINe5wijeftnIYiu+qjXwA0mbFtXBqxSA7 X-Gm-Message-State: AOJu0YxSP/Lecmhth0B+7DYs4QyIMvrMWvbF6i3Hv6hgrAwpWhQtWmqy F6YkzKfy2va7Kn6o1lxwg3pBBPHdycgfTBUSRsIBOaCC+OOLMZPLdWfHemCWBjI= X-Google-Smtp-Source: AGHT+IF1+3P0pRgwkXsR0FAWIIytKywrIML3Fqxwpp1fn6IdRgXx4TsuO6HiuiBf9bLph6vSY6g+qA== X-Received: by 2002:a17:902:d48d:b0:1fb:24ea:fe02 with SMTP id d9443c01a7336-1fc4e16ab7emr52140735ad.18.1721343825147; Thu, 18 Jul 2024 16:03:45 -0700 (PDT) Received: from localhost ([2804:14d:7e39:8470:15c8:3512:f33c:2f80]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-1fd64b8693asm1105435ad.72.2024.07.18.16.03.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 18 Jul 2024 16:03:44 -0700 (PDT) From: Thiago Jung Bauermann To: Mark Brown Cc: Catalin Marinas , Will Deacon , Jonathan Corbet , Andrew Morton , Marc Zyngier , Oliver Upton , James Morse , Suzuki K Poulose , Arnd Bergmann , Oleg Nesterov , Eric Biederman , Shuah Khan , "Rick P. Edgecombe" , Deepak Gupta , Ard Biesheuvel , Szabolcs Nagy , Kees Cook , "H.J. Lu" , Paul Walmsley , Palmer Dabbelt , Albert Ou , Florian Weimer , Christian Brauner , Ross Burton , linux-arm-kernel@lists.infradead.org, linux-doc@vger.kernel.org, kvmarm@lists.linux.dev, linux-fsdevel@vger.kernel.org, linux-arch@vger.kernel.org, linux-mm@kvack.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org Subject: Re: [PATCH v9 37/39] kselftest/arm64: Add GCS signal tests In-Reply-To: <20240625-arm64-gcs-v9-37-0f634469b8f0@kernel.org> (Mark Brown's message of "Tue, 25 Jun 2024 15:58:05 +0100") References: <20240625-arm64-gcs-v9-0-0f634469b8f0@kernel.org> <20240625-arm64-gcs-v9-37-0f634469b8f0@kernel.org> Date: Thu, 18 Jul 2024 20:03:41 -0300 Message-ID: <87a5iexpyq.fsf@linaro.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240718_160346_331430_F485E334 X-CRM114-Status: GOOD ( 10.97 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org Mark Brown writes: > Do some testing of the signal handling for GCS, checking that a GCS > frame has the expected information in it and that the expected signals > are delivered with invalid operations. > > Reviewed-by: Thiago Jung Bauermann > Signed-off-by: Mark Brown > --- > tools/testing/selftests/arm64/signal/.gitignore | 1 + > .../selftests/arm64/signal/test_signals_utils.h | 10 +++ > .../arm64/signal/testcases/gcs_exception_fault.c | 62 +++++++++++++++ > .../selftests/arm64/signal/testcases/gcs_frame.c | 88 ++++++++++++++++++++++ > .../arm64/signal/testcases/gcs_write_fault.c | 67 ++++++++++++++++ > 5 files changed, 228 insertions(+) The gcs_write_fault test fails for me, even without THP: $ sudo ./run_kselftest.sh -t arm64:gcs_write_fault TAP version 13 1..1 # timeout set to 45 # selftests: arm64: gcs_write_fault # # GCS write fault :: Normal writes to a GCS segfault # Registered handlers for all signals. # Detected MINSTKSIGSZ:4720 # Required Features: [ GCS ] supported # Incompatible Features: [] absent # Testcase initialized. # Read value 0x0 # SIG_OK -- SP:0xFFFFCF1292D0 si_addr@:0xffffba645000 si_code:10 token@:(nil) offset:-281473808879616 # si_code != SEGV_ACCERR...test is probably broken! # -- RX UNEXPECTED SIGNAL: 6 code -6 address 0xf76 # ==>> completed. FAIL(0) not ok 1 selftests: arm64: gcs_write_fault # exit=1 It also generates an "INVALID GCS" line in dmesg. -- Thiago _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv