From patchwork Fri Dec 20 16:14:53 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= X-Patchwork-Id: 852406 Delivered-To: patch@linaro.org Received: by 2002:a5d:4888:0:b0:385:e875:8a9e with SMTP id g8csp2145233wrq; Fri, 20 Dec 2024 08:18:48 -0800 (PST) X-Forwarded-Encrypted: i=2; AJvYcCW9C+g6tXGs0oqKrHoOPZhikCxa7IrSLyVUj6D6C4tNG4SHjlpubP4L5ogf2G9afW8agxgQLw==@linaro.org X-Google-Smtp-Source: AGHT+IEt7kMbBNHbfkwIqxqKnUXOU349T2b9hkkHDBstcErUHM24IOrIe3SSPphCRxjNJxI2G20E X-Received: by 2002:a05:620a:24ce:b0:7b6:913f:3df3 with SMTP id af79cd13be357-7b9ba83650amr604189085a.47.1734711523692; Fri, 20 Dec 2024 08:18:43 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1734711523; cv=none; d=google.com; s=arc-20240605; b=aR9Liin19EMwcqjfXVQsLCZGFw9jZMTMHvzgEY4oSQOigXqog7if/+yA+8lGWKBm/2 pQhWUOoa1YcXWlERfVUMkIOfE3Fp4xrK9LQGt6vqpxTic0GlIRQ/CjdqRVPb2Q7MUtG5 lWzMCxGIBi07IBZ4vnllccjQLFUagVPOt76LVXGYKOnQOyJ7Q8wXk2vwLfdVbBSwEafW sdm3JWlgaR0A+tHHk2TCJpNIPWREt9z2o4YwX2WzaiSacPcDAuh3OmTOKHmdg8Tk8sqM PpbEb/JxMh2Q+QCLtWQ+S4N4FGa8FxVNMSXBNprpr7KPVuqgDhf8IbQRnneO2t795ElI 9+ow== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20240605; h=sender:errors-to:list-subscribe:list-help:list-post:list-archive :list-unsubscribe:list-id:precedence:content-transfer-encoding :mime-version:references:in-reply-to:message-id:date:subject:cc:to :from:dkim-signature; bh=4I2sgc4zyVzNmVJJfP05uF241HGHYdnQL3Ka9kt1v/E=; fh=sNndgpYEfRWcDfiBFyAPz1l8uEJCSliozJZ/CeRJSb4=; b=ORaPm2TDvgKDXU8TWVzId8CPvZBcXmblfiVGYcizU5WjMfk3OrkGoz4GP7cOhPJiDV /qkSO9aFWPYX4vV0nl7P9F2Y4Zq0GlaB1dYRlAmCpKu3idXyUzJMyYsBJnBCUae967VX sWxucIdSLUCZiaQfnHZtMrxk1JhLdp04t+KEHlLT9qITiDdtJyXeL1JaE/uVEqqhY7Mj c7mCYuFmXYXtoGeu8rcMosfGlT57qHwiR0WEtys8qfaxgOW8SG374thVOova5aqK7WBB 9wyEWemPr0lEQC6CcmZTXezkfIhlGfmNSN+4hkfCbePOC9FxNHBYKHtMJP0q6ih0wN3J mVbQ==; dara=google.com ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=uW+fNup3; spf=pass (google.com: domain of qemu-devel-bounces+patch=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom="qemu-devel-bounces+patch=linaro.org@nongnu.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org; dara=neutral header.i=@linaro.org Return-Path: Received: from lists.gnu.org (lists.gnu.org. [209.51.188.17]) by mx.google.com with ESMTPS id ada2fe7eead31-4b2bfb1ddcesi1375130137.329.2024.12.20.08.18.43 for (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Fri, 20 Dec 2024 08:18:43 -0800 (PST) Received-SPF: pass (google.com: domain of qemu-devel-bounces+patch=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; Authentication-Results: mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=uW+fNup3; spf=pass (google.com: domain of qemu-devel-bounces+patch=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom="qemu-devel-bounces+patch=linaro.org@nongnu.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org; dara=neutral header.i=@linaro.org Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1tOffd-0005o3-8U; Fri, 20 Dec 2024 11:16:09 -0500 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 1tOffa-0005nN-K2 for qemu-devel@nongnu.org; Fri, 20 Dec 2024 11:16:06 -0500 Received: from mail-wm1-x336.google.com ([2a00:1450:4864:20::336]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1tOffY-0006RN-EQ for qemu-devel@nongnu.org; Fri, 20 Dec 2024 11:16:06 -0500 Received: by mail-wm1-x336.google.com with SMTP id 5b1f17b1804b1-435f8f29f8aso15599925e9.2 for ; Fri, 20 Dec 2024 08:16:03 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1734711362; x=1735316162; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=4I2sgc4zyVzNmVJJfP05uF241HGHYdnQL3Ka9kt1v/E=; b=uW+fNup3Akd8tquDah1QOw8oRzbIiDSKMV8OLMeNjY9EqrtiY82bxcyTtJiJijWV1V S7P29WUktypFHZBmpbRl2NBlvYLGfMYZjrIdHU2fLMBgFggFIXNFOiGwUMeRBaQcJFFv tO3HRVOFRbL7GyeXfzJJR3o1ns8gMijxxeVwWA41vziTBh5WL5Rh8rqR4PJ3gFV6gs4t MxXnm7vKNz4KpId5h6/LCoYt83IgUR4KLVFFGzWAnBMiBQrV2aacK/kCkt+eDxWYBPoU OlqXfyqaIRuymV7LpwXXV1vnImX0ueGeOAbfaOrSNYdVOzkgpK1H1E72wPlfoRG17rR+ njCg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1734711362; x=1735316162; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=4I2sgc4zyVzNmVJJfP05uF241HGHYdnQL3Ka9kt1v/E=; b=xFsuulLE+TAO4R3ZadIIxLTmXLvW+jybi5yqlFNzMkIBPLmoX2GvFyf1Q72sgz9mPu fXDrKIaqEEhsh4X5xUEJIjF7krcozzq5wvo+PMHJ3GQJiTtF9wfhA/RYnKSR4WdAXEas elEM//pU7aNxvmxHG/q6HIgl2Wd0DNG8G7MRYxjaijbIrxmHUeJrZycEFpi8qzseLwTQ VLE3FI2KmBImsPuDQpBE/VO7r0sP3Ko1QhKn0zwVcMhFZmc5Hpt6t1coL6cg6R+zvCMv VSSTxmZqJ9eZnpcdROkTAP8ugUzxISFqa+O+gtpo644lx3AXVlj+AimiTyUtGUkghlsy qy5w== X-Gm-Message-State: AOJu0YzLxu2KdNvT0qfR/wbfZVI28FnioDbNf6cMyILnTs3KMKYoLJMu MraigvAFwLRYn2dYO4x9AMO1VgGWL20C3erLdNE/LuptMpvl8CHatpc4dCVNHUYpH0DHG06tNUD V X-Gm-Gg: ASbGnctrmCHq4EDO0j41clJLYOgkU4S6rftcR90WM7bZ1zEhaEFBRh2KZluPcTysQ8J P2AfbNYQnMCOdJIJ/Da03SWDDP+6l5xRQo201eXF94q0gW8cuuh7XGFCxbT/fcTNepXWu4MW3xw IZD3GLNlikzNLlcEKrWDj5ooPKK05twTUxMFvZTSCZAqTL9axcos8ifRbvxw/CO0Md/hQNn3d3j OQrV9f4vxy8sAry3J0a0SKPXYzqsBEg14q28e7wj4EJkOPecr7ks/tgmNVp1mH2AjJl1QNAzcs= X-Received: by 2002:a05:6000:1848:b0:386:459e:655d with SMTP id ffacd0b85a97d-38a221fa039mr3845269f8f.20.1734711362402; Fri, 20 Dec 2024 08:16:02 -0800 (PST) Received: from localhost.localdomain ([78.196.4.158]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4364a379d69sm102095765e9.0.2024.12.20.08.16.01 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Fri, 20 Dec 2024 08:16:01 -0800 (PST) From: =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: BALATON Zoltan , Peter Maydell , =?utf-8?q?Philippe_Mathieu-Daud?= =?utf-8?q?=C3=A9?= Subject: [PULL 02/59] log: Add separate debug option for logging invalid memory accesses Date: Fri, 20 Dec 2024 17:14:53 +0100 Message-ID: <20241220161551.89317-3-philmd@linaro.org> X-Mailer: git-send-email 2.47.1 In-Reply-To: <20241220161551.89317-1-philmd@linaro.org> References: <20241220161551.89317-1-philmd@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::336; envelope-from=philmd@linaro.org; helo=mail-wm1-x336.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+patch=linaro.org@nongnu.org Sender: qemu-devel-bounces+patch=linaro.org@nongnu.org From: BALATON Zoltan Currently -d guest_errors enables logging of different invalid actions by the guest such as misusing hardware, accessing missing features or invalid memory areas. The memory access logging can be quite verbose which obscures the other messages enabled by this debug switch so separate it by adding a new -d invalid_mem option to make it possible to control it independently of other guest error logs. Signed-off-by: BALATON Zoltan Reviewed-by: Peter Maydell Message-ID: <1bb0d0e91ba14aca13056df3b0a774f89cbf966c.1730549443.git.balaton@eik.bme.hu> Signed-off-by: Philippe Mathieu-Daudé --- include/qemu/log.h | 1 + system/memory.c | 6 +++--- system/physmem.c | 2 +- util/log.c | 2 ++ 4 files changed, 7 insertions(+), 4 deletions(-) diff --git a/include/qemu/log.h b/include/qemu/log.h index e10e24cd4fc..60da703e670 100644 --- a/include/qemu/log.h +++ b/include/qemu/log.h @@ -37,6 +37,7 @@ bool qemu_log_separate(void); #define LOG_PER_THREAD (1 << 20) #define CPU_LOG_TB_VPU (1 << 21) #define LOG_TB_OP_PLUGIN (1 << 22) +#define LOG_INVALID_MEM (1 << 23) /* Lock/unlock output. */ diff --git a/system/memory.c b/system/memory.c index 85f6834cb3c..a789064fbfa 100644 --- a/system/memory.c +++ b/system/memory.c @@ -1412,7 +1412,7 @@ bool memory_region_access_valid(MemoryRegion *mr, { if (mr->ops->valid.accepts && !mr->ops->valid.accepts(mr->opaque, addr, size, is_write, attrs)) { - qemu_log_mask(LOG_GUEST_ERROR, "Invalid %s at addr 0x%" HWADDR_PRIX + qemu_log_mask(LOG_INVALID_MEM, "Invalid %s at addr 0x%" HWADDR_PRIX ", size %u, region '%s', reason: rejected\n", is_write ? "write" : "read", addr, size, memory_region_name(mr)); @@ -1420,7 +1420,7 @@ bool memory_region_access_valid(MemoryRegion *mr, } if (!mr->ops->valid.unaligned && (addr & (size - 1))) { - qemu_log_mask(LOG_GUEST_ERROR, "Invalid %s at addr 0x%" HWADDR_PRIX + qemu_log_mask(LOG_INVALID_MEM, "Invalid %s at addr 0x%" HWADDR_PRIX ", size %u, region '%s', reason: unaligned\n", is_write ? "write" : "read", addr, size, memory_region_name(mr)); @@ -1434,7 +1434,7 @@ bool memory_region_access_valid(MemoryRegion *mr, if (size > mr->ops->valid.max_access_size || size < mr->ops->valid.min_access_size) { - qemu_log_mask(LOG_GUEST_ERROR, "Invalid %s at addr 0x%" HWADDR_PRIX + qemu_log_mask(LOG_INVALID_MEM, "Invalid %s at addr 0x%" HWADDR_PRIX ", size %u, region '%s', reason: invalid size " "(min:%u max:%u)\n", is_write ? "write" : "read", diff --git a/system/physmem.c b/system/physmem.c index dc1db3a3846..4bc0228a504 100644 --- a/system/physmem.c +++ b/system/physmem.c @@ -2745,7 +2745,7 @@ static bool flatview_access_allowed(MemoryRegion *mr, MemTxAttrs attrs, if (memory_region_is_ram(mr)) { return true; } - qemu_log_mask(LOG_GUEST_ERROR, + qemu_log_mask(LOG_INVALID_MEM, "Invalid access to non-RAM device at " "addr 0x%" HWADDR_PRIX ", size %" HWADDR_PRIu ", " "region '%s'\n", addr, len, memory_region_name(mr)); diff --git a/util/log.c b/util/log.c index 6219819855c..b87d399e4cb 100644 --- a/util/log.c +++ b/util/log.c @@ -503,6 +503,8 @@ const QEMULogItem qemu_log_items[] = { "open a separate log file per thread; filename must contain '%d'" }, { CPU_LOG_TB_VPU, "vpu", "include VPU registers in the 'cpu' logging" }, + { LOG_INVALID_MEM, "invalid_mem", + "log invalid memory accesses" }, { 0, NULL, NULL }, };