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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 37562C04FFE for ; Fri, 17 May 2024 22:54:10 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 5A3766B007B; Fri, 17 May 2024 18:54:10 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 5534F6B0083; Fri, 17 May 2024 18:54:10 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 41A946B0085; Fri, 17 May 2024 18:54:10 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0012.hostedemail.com [216.40.44.12]) by kanga.kvack.org (Postfix) with ESMTP id 22AF06B007B for ; Fri, 17 May 2024 18:54:10 -0400 (EDT) Received: from smtpin16.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay08.hostedemail.com (Postfix) with ESMTP id B6C6D1404F0 for ; Fri, 17 May 2024 22:54:09 +0000 (UTC) X-FDA: 82129392618.16.AE39509 Received: from mail-wr1-f48.google.com (mail-wr1-f48.google.com [209.85.221.48]) by imf04.hostedemail.com (Postfix) with ESMTP id DF74C40005 for ; Fri, 17 May 2024 22:54:07 +0000 (UTC) Authentication-Results: imf04.hostedemail.com; dkim=pass header.d=gmail.com header.s=20230601 header.b=fejcwIgD; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (imf04.hostedemail.com: domain of andreyknvl@gmail.com designates 209.85.221.48 as permitted sender) smtp.mailfrom=andreyknvl@gmail.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1715986448; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=Qz6Q16/VE6yW7THwpXy9wA+z2fX/PLFAUPnbPAQU51o=; b=whwDwV2mceaffrCLp99+RvMnkEUjq5VAEgtcFzkyr47GN/oV0jU4aoemFhcO7SWTyoy6Pq IGo0QIaBkhzc5cALd3u6BypwGMJagbwiA57zZ7lmIs2ykjaNJNUVw04H6Tf1F7jBWBLbca uWszPbkXUZ9TfkGrebXtY54w08gDxzA= ARC-Authentication-Results: i=1; imf04.hostedemail.com; dkim=pass header.d=gmail.com header.s=20230601 header.b=fejcwIgD; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (imf04.hostedemail.com: domain of andreyknvl@gmail.com designates 209.85.221.48 as permitted sender) smtp.mailfrom=andreyknvl@gmail.com ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1715986448; a=rsa-sha256; cv=none; b=jJquTzu1RUrZHREZrt1E8687BoadaOsffb8J4f2FfBr1C3fAOMUSyfTQz9WRc1P/Q5gu5n cw2WahilgF9eVhEIvzshJPVQeMLZYKfE+ithd/d8wZMT8WO8StnAuALX3jFmU2xYDGGT4F 5pqf9LlmzyNMJEb+g+YEl2zL7jzT9s0= Received: by mail-wr1-f48.google.com with SMTP id ffacd0b85a97d-3504ad82a64so500274f8f.3 for ; Fri, 17 May 2024 15:54:07 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1715986446; x=1716591246; darn=kvack.org; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:from:to:cc:subject:date :message-id:reply-to; bh=Qz6Q16/VE6yW7THwpXy9wA+z2fX/PLFAUPnbPAQU51o=; b=fejcwIgDS5tBuTA7n2DNTVDf1TQcj+ahEhB2+SA911UfND9foSD+R4PVExEBl/DK7R rU8FqNSolQvVU/65nAFC6I3R8eYry3g0MTV9vtZaKnTXwUmjbToQGdwiiVQ5s6yA2XAY uWo6WeHT51C9E203no3oTOVwgLHSuXs6ppYTZgSK3banj0ruD9k2ehSH02TUTMVpYFgW rbN9A9M86VaICvZIuDB5SjQWghRo6Qqd4uTNADSqDU0GJNwkH5N6uTngfn/ZpquseCs8 wDNaKJPK5ZASQ5w4ZvUGnNvvD9q5B3pd4rb/Zq2CkUAXEFoZq1GblNs2U8uAPPTbW0dz Gdzg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1715986446; x=1716591246; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=Qz6Q16/VE6yW7THwpXy9wA+z2fX/PLFAUPnbPAQU51o=; b=py2xzUH0sRnLynFg1JsJi7MjUcLnBtmZN3AkyHk10tFhnldBh5ghx0oFtk8AdWXMmx tRDliAzmMugb7PtLaKjDMQae3i0DNueUcZI3yjeOQnoYV+tYXuDHQteWsEN1FxYz2DWB ONdtqw/exbt5rBu9z/t8n8ebsmu6JAZJvbSeOuSMN++FXXJCCaUJerNfk5SRftWwEbRQ 3ZScQ8lhZdfxGkm0c+lyqI30CN7YleH9Ha8RR64+qy/tJVRfE5mqmX34mjgJqgBixvdE 5H9TFLVAqGwm/nxOSB0M+iJGia8snVgGAgftrHduj3SD70tby0a3G/bbHDu2ixDLBeU5 L8wQ== X-Forwarded-Encrypted: i=1; AJvYcCUCzX2N6f0rjp1pq1DH+wzfzuHhvE/5w7DU4O0MCapkfU5VaJVHTfrTy6GAoTP5u2gCUSGtyApcK51FQ7qMYMt609U= X-Gm-Message-State: AOJu0YwTl0C36qElYNIveJUJhHw+kIL/zNzjUvDmvjsQGZuPZlSN2Si4 JbImgTa6EOoJuh+o/hbe7o37HfXtcpKY66EBJ1FpiRRvSZxnlQfWOstBYxFbq45qTMdpTKrp9n2 qIRCL8Qmm/d7pDhfQ2fXQAAnBDFw= X-Google-Smtp-Source: AGHT+IFl3UKaC6vsnVe1jtn6roPdxU4wx0k/yjo45LXAXENMRTK3L3wn5Ptcg046cCmCQaXpTATZq5ebVKup2B5sgSc= X-Received: by 2002:a5d:4d43:0:b0:345:5f6a:cbf7 with SMTP id ffacd0b85a97d-3504a7376a1mr15203162f8f.29.1715986446121; Fri, 17 May 2024 15:54:06 -0700 (PDT) MIME-Version: 1.0 References: <20240517130118.759301-1-andrey.konovalov@linux.dev> In-Reply-To: From: Andrey Konovalov Date: Sat, 18 May 2024 00:53:55 +0200 Message-ID: Subject: Re: [PATCH] kasan, fortify: properly rename memintrinsics To: Nico Pache Cc: andrey.konovalov@linux.dev, Marco Elver , Alexander Potapenko , Dmitry Vyukov , Andrey Ryabinin , kasan-dev@googlegroups.com, Andrew Morton , linux-mm@kvack.org, Erhard Furtner , Daniel Axtens , linux-kernel@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Rspam-User: X-Rspamd-Server: rspam02 X-Rspamd-Queue-Id: DF74C40005 X-Stat-Signature: cszjckechjiabd9zwsg5uy9wxcuigeku X-HE-Tag: 1715986447-76953 X-HE-Meta: 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 wnVN30hN nX+bKRAaOweHuYT5AQwZemo6jRlAWzVg5ZRT2/cf/WkpX/RSko+ebICr6SrR1EmkSEADLd9YJz4YLP35sDYa2hOXbB/3BlQEZb5K7IJYHEPw3xQIkmugRybqjiAcIuVhV8PrCcP2n/wx6j184RNFL2h/ABo8knn4ikW7X3a3g/PVSUbQx8saj8MYZSRYwDq3IJUV1YLTFcQP5qKfiCYDJhCs2ucea91ZHBBJkja30CxIt6ONvgy8mLuuzlP/xrdJRiP81LjRwir2HaCaPafMxBhImM4LFXefEm76bw7vj08JNVYZcnSFMy2fURmLPl0LoK/eAc0IBzQZ3Z8HgOQ+617BXeAExOWJUR9OQCJaCJM2gLswTxAD0n4i7TWGB2r3fQgByNf3DGnXH358n0CrCE8/rg8/DB8JlRpLHtA97nl/eVOYBAbATGhZb6oRTQIY5e5Yv X-Bogosity: Ham, tests=bogofilter, spamicity=0.000029, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Fri, May 17, 2024 at 9:50=E2=80=AFPM Nico Pache wrot= e: > > Thank you for fixing this !! The test no longer panics :) Awesome, thank you for testing! > Now that the test progresses I also see rcu_uaf failing. > # rcu_uaf: EXPECTATION FAILED at mm/kasan/kasan_test.c:870 > KASAN failure expected in "call_rcu(&global_rcu_ptr->rcu, > rcu_uaf_reclaim); rcu_barrier()", but none occurred > not ok 31 rcu_uaf > I can open a new thread for that if you'd like. Looks like something else is broken :( Unfortunately, I failed to boot a kernel built with the config that you provided in QEMU. If you can provide a config that boots in QEMU or instructions on how to reproduce the issue, I can take a look. Thanks!