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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 50018C7EE24 for ; Mon, 15 May 2023 09:06:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239146AbjEOJG2 (ORCPT ); Mon, 15 May 2023 05:06:28 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46140 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239144AbjEOJFe (ORCPT ); Mon, 15 May 2023 05:05:34 -0400 Received: from mail-wm1-x336.google.com (mail-wm1-x336.google.com [IPv6:2a00:1450:4864:20::336]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CBC17199E for ; Mon, 15 May 2023 02:05:23 -0700 (PDT) Received: by mail-wm1-x336.google.com with SMTP id 5b1f17b1804b1-3f2548256d0so335795e9.1 for ; Mon, 15 May 2023 02:05:23 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20221208; t=1684141522; x=1686733522; 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=tgQznShlcEU/owRXS5pB/bMBA0shOHO8fmj2OZ6DolA=; b=G1EFKyQhvfOB1DU+z3A4aXg+42N7In3liWiZG/Jh9/5e9ZxgZPtgVhnS4LmfVsL3fW 3R6OLEaDm5y3mAW/Hc6e7Iau+vS5YtVdWZnAiBrIRNozqWeebVkcb9Bpj2PcmPicTuS5 TxOQO70y9WcMN0GQuuG2e6mq72dFlxVQQXORUiLvwI4t2Hkfsxl4E3+nD8J9EP1Zvnpn KMY+sGDUQD7q5dIM9OSAzU6/Sbxg4JdSbHNPckBtJXbJEryjMe0sUBRGwJW+oKeYfFIr lnL67gCkCwkfoOxHT8cIPJvO3szgUVGkdUHW6xe9iVUlG3kfFwgagmE49KY2CND+yuX7 yRhw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1684141522; x=1686733522; 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=tgQznShlcEU/owRXS5pB/bMBA0shOHO8fmj2OZ6DolA=; b=AEWGyca0Mhyld/+LJNrzuktdO1ZsLrm95FZ3URs6MTtCLvgqaIFikZ4a/KodQwrHJ6 DtzuqSSw1QvwkaKcalwTXxaE4IZR0dH0dffInzgHAJRKwOBydX1cANwTFwcD+XdqMK0o JaltQzXq4Kc4ooqOTPCSeaICEXZcytGM8yZztFeVJLFYuLSGOTapa2yxt06fQTvnA1Ds NUlGW97qzgnXl6CMPpz65WHIWVHbgzLadQZq1NCV1VrNfX/+xZ7GGHjNe5W8tekbML3A 0pd3/X/6m1eWS4hGfWO8TpBsfHrOPYQgTpEcaPBdYfzrKd0JyHpawu2qiTjJHl+9xAHL OTfQ== X-Gm-Message-State: AC+VfDzPcc1+aMe/yT0ft6UIja6V3OM1/UEqyOJ7pUakc9gruycLUyRh oAPiecEUHzSZEbJPIeeCdmJxeLvYvYi2933aCbLnRQ== X-Google-Smtp-Source: ACHHUZ6WthzQz9qP/dl9280gK94WV7M4oXkVGcnS1LR3ZqMQqgt/Gt0cR1YOG5/Da/hzd9z/aBElFdN3hT3VqB5a/mI= X-Received: by 2002:a05:600c:354a:b0:3f5:f63:d490 with SMTP id i10-20020a05600c354a00b003f50f63d490mr40224wmq.5.1684141522281; Mon, 15 May 2023 02:05:22 -0700 (PDT) MIME-Version: 1.0 References: <0000000000001ca8c205f0f3ee00@google.com> <0000000000001f239205fb969174@google.com> In-Reply-To: <0000000000001f239205fb969174@google.com> From: Aleksandr Nogikh Date: Mon, 15 May 2023 11:05:10 +0200 Message-ID: Subject: Re: [syzbot] [xfs?] KASAN: use-after-free Read in xfs_btree_lookup_get_block To: syzbot Cc: david@fromorbit.com, dchinner@redhat.com, djwong@kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-xfs@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org On Sat, May 13, 2023 at 7:29=E2=80=AFPM syzbot wrote: > > syzbot suspects this issue was fixed by commit: > > commit 22ed903eee23a5b174e240f1cdfa9acf393a5210 > Author: Darrick J. Wong > Date: Wed Apr 12 05:49:23 2023 +0000 > > xfs: verify buffer contents when we skip log replay > > bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=3D12710f7a28= 0000 > start commit: 1b929c02afd3 Linux 6.2-rc1 > git tree: upstream > kernel config: https://syzkaller.appspot.com/x/.config?x=3D68e0be42c8ee4= bb4 > dashboard link: https://syzkaller.appspot.com/bug?extid=3D7e9494b8b399902= e994e > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=3D172ff2e4480= 000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=3D11715ea848000= 0 > > If the result looks correct, please mark the issue as fixed by replying w= ith: > > #syz fix: xfs: verify buffer contents when we skip log replay #syz fix: xfs: verify buffer contents when we skip log replay > > For information about bisection process see: https://goo.gl/tpsmEJ#bisect= ion >