From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f71.google.com (mail-io1-f71.google.com [209.85.166.71]) (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 90DAB1CFA8 for ; Sat, 13 Apr 2024 08:58:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.71 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712998687; cv=none; b=FrRZiKErwJrujIBmAZxIeKyu6n1h6ZbO9KAIBs1w8VkykbHegZnnaQl3aVmV+CS60qi0QXWvPZ/aNCQo5l7lTNRch3rZ2/lmdu1aCCU0f+wT3uisDWuT3ruK6eUl/P/Ouff5oPtaAfunG+gfz7aAeubjGy1K4wIkk/oE65lKIpM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712998687; c=relaxed/simple; bh=KIfnyfR7vYYdcwapDYh/BTV5MWSExVwJa52f6U/e9lw=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=s1okfaA55lZq618vlBvz54S6DQwLIAxgrsG4IPbK7GMWqg6Bkt5xWx2HDsbo38ZipM5yWuEZdu7X4dcjdPbzXlJJyg2MRpRoxGe7Cq3+uTIkMhA2l1jKb0CnXTN4xD2iKmUK0OL2MOPsSijI68qJP3M/Czpxv1XIT2WwJQ39iSw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.client-ip=209.85.166.71 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com Received: by mail-io1-f71.google.com with SMTP id ca18e2360f4ac-7cc764c885bso207223939f.3 for ; Sat, 13 Apr 2024 01:58:05 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1712998684; x=1713603484; h=to:from:subject:message-id:in-reply-to:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=LeiumxD2W77agYk5SZK5cVx4YsslJs/nsVx2smQ5QmQ=; b=IfCSRvO+6svR7ujkrswaJDdljSqtifJm4Il4vyoIbU7nJjrMkMuVbLuqibyN55WXyg 2NY9OaW6gjBj0JQGBzDBtjc6uygh96ohJb0WLn1a4X01dTaxm1Jj0W9ELh0IwjjuSRo1 FiumpdEa1Y2luG41VsF4BAyLU7KXLLO0T96Bwbo1ZDUsocNweZZVA+xSDatSDWfsHZl9 NihXS2LqQ2vfqIqotlZPhGReDxpng9hF6a7Szk4rbIljGgJLdVc+ABj1Rl9FmtJYQHjp 5pfwdkeJ/jb7b8fXhrWOEJF92UqkMKcgs5jsEBWXNzZ/SyjEUf29beOZuVsj8yD1w34l Sw9Q== X-Forwarded-Encrypted: i=1; AJvYcCVoYwKACTpFbXrxpMqrPTXf1RZSeAVacVjoGxJFsr+rh21mGW30bJhMRz4CSykTPZpOkZbQydKIRQbmrZ+d+mZ1+zC5gdNsJOSDWlZ9NA== X-Gm-Message-State: AOJu0YyF/mgGIjaZR00A1nEJXjuSK5u/c+GzdeiMmfSsCCmNmIWS44Pa KmCnZ+lWfProUV4HLoOIZqtQIviluoCz1vcnOL1hApe3Ry5pYu2KJxl5LPoOUeKn9yUdbCxns02 Kw3NR7hEcqZMNlkJFoafiUyzSD5LGVAh204K1Jp6KSjY0m+d+PNZMSJs= X-Google-Smtp-Source: AGHT+IEoOIyYUcirD1veAnTrzTF2ffLJUxDOAtgseUuzBuijmXiPpCKUzqSSskYi7UJYvovHGUVtetdoO7alhYeiewgCeWppe8+V Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6638:8528:b0:482:d9d4:b0a6 with SMTP id is40-20020a056638852800b00482d9d4b0a6mr109163jab.5.1712998684788; Sat, 13 Apr 2024 01:58:04 -0700 (PDT) Date: Sat, 13 Apr 2024 01:58:04 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000001b9bda0615f69622@google.com> Subject: Re: [syzbot] [ext4?] KASAN: slab-use-after-free Read in fsnotify From: syzbot To: amir73il@gmail.com, hdanton@sina.com, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-and-tested-by: syzbot+5e3f9b2a67b45f16d4e6@syzkaller.appspotmail.com Tested on: commit: 9e589786 fsnotify: do not handle events on a shutting .. git tree: https://github.com/amir73il/linux fsnotify-fixes console output: https://syzkaller.appspot.com/x/log.txt?x=11cdb161180000 kernel config: https://syzkaller.appspot.com/x/.config?x=9995779c8305f57e dashboard link: https://syzkaller.appspot.com/bug?extid=5e3f9b2a67b45f16d4e6 compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 patch: https://syzkaller.appspot.com/x/patch.diff?x=14f52d33180000 Note: testing is done by a robot and is best-effort only.